1GB Memory Upgrade for Dell OptiPlex 755 DDR2 PC2-5300 667MHz Desktop Non-ECC DIMM RAM (PARTS-QUICK Brand) $699. 1 with 8GB. It might not be obvious to you yet, but it's pretty obvious the 755 can't take i7's, AMD Ryzen, and etc. Tengo una Dell Optiplex 755 que viene de fabrica con 4Gb de RAM de 667MHz, pero tengo entendido que esta solo soporta hasta 8Gb de RAM con una frecuencia de 667 MHz a 800MHz, entonces yo se la quiero mejorar a 8 Gb pero no se cual comprar ya que ya he probado con unas memorias ddr2 de 800MHz pero no arranca la. OptiPlex (a portmanteau of. N652J 3. POWER ADAPTER 0. Unfortunately, Windows 10 is not supported on the OptiPlex 755 by Dell. If you always use PC2 8500 Ram it will Always work with any 755. exe. PC2 6400 Ram works for cpus that use 800Mhz Fsb. The CPU upgrade is the area I'd appreciate some advice. Pulse <Ctrl -3!SDUDHQWUDUHQODFRQILJXUDFLyQGH0(%[HVFULELUODFRQWUDVHxD 2. Genuine CMS brand, CMS is one of the most trusted names in the Computer Memory industry and this product carries a Lifetime Warranty from CMS Compatible with: Dell OptiPlex 210L 320 330 740 745 755 Maximum Memory: 4 or 8GB Expansion: 4 or 2 Sockets. I've got a Nvidia Geforce GT220 Video card, which is a low profile video card, it can consume maximum of 58 W, and this video card requires minimum of 300 W to work properly w/o. Optiplex 745. New Listing Dell OptiPlex 7020 SFF Intel i7-4790 3. It supports up to 8 GB of memory with a 64 bit operating system and up to 4 GB of memory with a 32 bit operating system. In over 30 years of working with computers I have NEVER cleaned Ram Slots nor have I ever needed to. Four DIMM slots (except for USFF which has two) Up to 2 GB sticks in each slot; DDR2 SDRAM at 667 MHz or 800 MHz;Hi. OptiPlex 755 User's Guide - iAMT Publish date: 20 APR 2008. POWER SUPPLY 1. Thanks to Dell’s innovative approach to scalable remote. OptiPlex. Can anybody clearify this Statement from the product brief: "Delivers up to 12. I'm unsure if your motherboard is capable of overclocking, but most likely, it is. Crucial Part Number: CT751693. The OptiPlex 755 is powered by an Intel. 33GHz. CodeNew Listing Dell OptiPlex 755 MT Core 2 Duo 4GB RAM 500GB HDD Windows XP Pro SP 32bit. 2GB single module for Dell OptiPlex 210L 320 330 740 745 755 Memory Ram (A89)Buy Kingston Dell OptiPlex 755 Small Form Factor [SFF] Desktop Memory RAM & SSD upgrades. 77 in. CIRCUIT BOARD 2. But your money would be better spent on a newer model that supports current ram and hardware as well as coming with windows 10. Caps safe. Crucial Memory and SSD upgrades - 100% Compatibility Guaranteed for Dell OptiPlex 755. Case: Optiplex 755 Chassis. Low Cost Delivery Low Prices 100% Safe & SecureThe Dell OptiPlex 755 offers enhanced management and control with Intel ® vPro TM processor technology, allowing IT staff excellent flexibility, high efficiency and reduced desk-side troubleshooting. 61. Personally I would go with ddr3 because the 8 gb sticks are less expensive than ddr2 8 gb (if they even exist) Also they are faster. Free shipping!Get the best deals on SO-DIMM 2 GB DDR4 SDRAM Memory (RAM) and find everything you'll need to improve your home office setup at eBay. which means it is a Dell Optiplex 755, with a 2. Jun 22, 2016. Compartir:Buy Memory RAM Upgrades for your Dell Optiplex 755 [Desktop] - 100% Compatibility Guaranteed. The Tech Guide, going as far back as the 380 itself, reports that 4GB is the max RAM. 4GB kit (2GBx2), 240-pin DIMM, DDR2 PC2-8500 memory module. Optical drives, Ethernet, and front and back USB ports/audio jacks come standard as well, all of which makes the Dell Optiplex 755 a powerful, affordable space-saver. Find low everyday prices and buy online for delivery or in-store pick-up. e. Fast & Free shipping on many items! Skip to main content. This video shows St. Solution. I have two Optiplex 755 SFF running VMware ESX 4. I don't see any notes of Opti 755 having issues with R0. Dell Optiplex 755 specs, deals, and users reviews. I have been told it could be RAM or the memory on the video card. Reseat the Hard Drive Cables. ram can upgrade to 4x2 gb ddr2. 1. They are doing everything they can to force you to go online and use a microsoft account. I wasn't able to check your exact RAM model # to see if it's compatible in the 780. I have a Dell Optiplex 755. Was: EUR 14. 83GHz Yorkfield Quad Core Q9550 12MB, 1333FSB, E0. 0 connectors (2) 5 LAN indicator light 6 diagnostic lights 7 power button 8 power light 9 hard drive activity light 10 headphone connector 11 microphone connector Mini towEr coMputEr (Mt) viEw back view 1 card. 2 GB DDR2 RAM memory. 96 shipping. Fast & Free shipping on many items!. 5. Memory . or Best Offer. All of these can accept 8GB of DDR2 except the crippled G31 is unable to remap PCIE/APIC memory to above 4GB so can never actually use more than 3. Buy system specific Dell Optiplex 755 USFF/Ultra Small Form Factor Desktop Memory/RAM and SSD/Hard Drive upgrades from MemoryCow. OptiPlex 3090 Ultra Form Factor. Compare. Brand New. You'll get MUCH WORSE performance. 8 Ghz, 2 GB RAM, DVD. Publish date: 20 APR. 99. All-in-One - OptiPlex Desktop Computers - OptiPlex desktops & all-in-ones offer space-saving features, advanced security. Base GPU Frequency. 04. 95. Max Memory. 0 5. Enter model or choose from the list below. View PDF. Do all the RAM chips match in size, speed, and brand name? Couple of things to rule out there before it can be asserted if it's RAM or MB. Dell. . Currently at Bios A13, on way to Bios 22. com. Primary hard disk 154GB Free (279GB Total) 5. However, it should work for what you want to use it for. 99 Used. 1660. Western Digital Blue WD800JD 80GB 7200 RPM 8MB Cache SATA 3. 00 $ 195. My Optiplex 755 Gaming / HTPC setup is now complete. Free shipping! | Black Friday deals start now! search; United States. Price Match Guarantee. BTW, some will tell you the page file will wear your drive faster, technically correct, practically irrelevant. With 1333FSB Likely the ram will clock down to 800MHZ aka PC2 6400. Buy Memory RAM Upgrades for your Dell Optiplex 755 [Desktop] - 100% Compatibility Guaranteed. #3. I am trying to find out if either model supports PC2-8500 DDR2 1066 Mhz RAM running at the full 1066 spec. System Model: OptiPlex 755 BIOS: Phoenix ROM BIOS PLUS Version 1. Power Supply: L305P-01 (305 Watt) GPU: ATI Radeon 2400 (I believe) Upgraded System: (coming soon) A shadowy flight into the dangerous world of a man who does not exist. Small Business. We have a Dell OptiPlex 755 where the diagnostic lights will often show a 3 4 pattern. 1. RACLAPP. View PDF. Fast & Free shipping on many items! Skip to main content. Safely scan your system for max upgrade options. Whether you are looking to configure your OptiPlex 755 yourself or upgrade it, equipping a device with sufficient RAM is one quick and easy way to ensure smoother and more efficient operations. When I booted up I got a message "unsupported memory configuration. DDR2 PC2-5300 667MHz / PC2-6400 800MHz Non-ECC DIMM. Publish date: 20 APR. Buy A-Tech 2GB Memory RAM Stick for Dell OptiPlex 960, 760, 755, 745, 740, 360, 330, 160 (MT, DT, SFF, USFF) - DDR2 800MHz PC2-6400 Non-ECC DIMM Module: Memory - Amazon. Dell Optiplex 755 Memory; Dell Optiplex 760 Memory; Dell Optiplex 780 Memory; Dell Optiplex Gx520 Memory; Dell Optiplex Gx620 Memory; Dell Studio 1555 Ram; Dell T110 Memory In Computer Memory (Ram) Dell T3400 Memory; Dell Vostro 200 Memory; Dell Xps M1530 Ram; Gateway Dx Indiana Computer Memory (RAM)File Name: O755-A22. com FREE DELIVERY possible on eligible purchasesA-Tech 8GB (4X 2GB) Max Memory RAM Kit for Dell OptiPlex 755, 745, 740, (MT, DT, SFF) - DDR2 667MHz PC2-5300 Non-ECC DIMM Upgrade. ) blow the slot out first with can-o-air or shop air. 2 GB DDR2 RAM memory. com. The Q9650 has 4 cores versus the E8600's 2-- as well, it has twice the cache (12MB vs 6MB), both fit the LGA775 socket, and the Q9560 can be overclocked. core 2 duo cpu is old having only 2 cores slower than 1st gen i3. This is wrong for this system and other Optiplex/Dimension systems etc. 00 $ 170. Does Optiplex 755 suport one of those Xeon's: X3210, 3050 , or is there any unoficiall bios which supports it. how much ram can a dell optiplex 7010 support, dell optiplex 755 memory specs, is the dell optiplex 755 good for gamingCrucial Memory and SSD upgrades - 100% Compatibility Guaranteed for Dell OptiPlex 7020 (Mini-Tower) - FREE US Delivery. 66GHZ CPU and 4GB RAM. Crucial Memory and SSD upgrades - 100% Compatibility Guaranteed for Dell OptiPlex 755 Series (Desktop Mini-Tower and Small Form Factor) - FREE US Delivery. Scott_130; Feb 27, 2018; Windows 7; Replies 6 Views 2K. Table 1: Technical specifications of Dell OptiPlex 5000 Desktops. Users have both configurations of 3 x 2GB, and 2 x 2GB + 2 x 1GB. Even if the BIOS update is from 2007 like mine. Pero al momento de comenzar a pasar datos, el famoso Q35 se "desborda" con tantas direcciones de la ram, por su tamaño, y no va a arrancar. 4x 1GB RAM. Opens in a new window or tab. SAVE. I want to install 64 bit Linux so I got 2 new 2GB memory sticks and replaced the 2 1GB ones, into the same slots. OptiPlex 3280 All-in-One. 66GHz Yorkfield Quad Core Q9400, 6MB, 1333FSB, R0. View PDF. 8GB ram ddr2 @ 800Mhz will work, as I’ve upgraded from 4gb in my 755 DT. have a Dell Optiplex 755 MT that was purchased as a barebones w/o a processor, memory or hd. Then we started Windows, only 256MBs of Ram out of the 8GBs was available (the OS told us). The reason that I ask is that I have an Optiplex 755 and under the video card it says 0 MB in dedicated memory but 256 shared. Card name: NVIDIA GeForce GT 610 Manufacturer: NVIDIA Select the department you want to search in. There are ZERO issues with ANY 64 bit version of windows on the 755. Crucial Memory and SSD upgrades - 100% Compatibility Guaranteed for Dell OptiPlex 755 Series (Ultra Small Form Factor) - FREE US Delivery. Ao your looking at DDR2-6667 or DDR-800mhz, 4x2GB DDR2 ram NON ECC you will. View PDF. If a 256 GB SSD limit seems strange as it's not "250 GB," that's straight from the spec. or Best Offer. Climate Pledge Friendly. Where to buy. I have a Dell Optiplex 755 SFF. 0, Microphone Jack , Parallel Ports, Headphone Jack: Number of USB 2. I’ve purchased online 4x2GB DDR2 RAM also from Samsung. C $135. Description. 0 out of 5 stars 1 rating. I want to extend the memory to maximum. 1 with 8GB. Top Rated Seller Top Rated Seller. 0Gb/s • 540 MB/s Read, 500 MB/s Write. 69 (3 used & new offers) How much memory does the Dell Optiplex 755 Desktop Computer take? You can upgrade your Dell Optiplex 755 Desktop Computer to up to a maximum memory capacity of 16GB Memory. When I start it up I get the Dell screen and able to select F2 setup and get into the bios setting. 59. I have just bought a very similar, used Optiplex 755 DT on eBay with a similar CPU. Get the best deals on PC2-5300 DDR2-667 4 GB DIMM Computer Memory (RAM) and find everything you'll need to improve your home office setup at eBay. 2-GHz Intel Core 2 Duo E4500 processor and 2GB of RAM, which is more than powerful enough for a business desktop. 2008. 90. Optiplex 5000 Small Form Factor. While the 755 can run fast. I would suggest you remove all your memory sticks. 0GHz Intel Core 2 Duo Processor - 2GB Memory - Windows 7 Professional. 50 $ 13. View PDF. Dell Optiplex 755 RAM issues. 99. version 1. #2. Memory Type DDR2 Memory Size 2 GBytes Channels Dual, (Symmetric) Memory Frequency 332. They are doing everything they can to force you to go online and use a microsoft account. Optiplex 5000 Tower. United States; United. The Dell Optiplex 755 is a "Micro BTX" form factor. 2 posts · Joined 2008. $28. de memoria Ram. Price Match Guarantee. Bad media, Bad power supply, Bad/Non INTEL CHIPSET compatible ram etc. Only 1 left! Dell Optiplex 755 Desktop Core 2 Duo E6550 4GB 500GB HDD Windows XP Pro 32Bit. 94. The Dell OptiPlex 755 gives you advanced security options to help keep your data secure real-time. 58 sold. With 1GB GPU= 4GB RAM. Height - 324. 0. Buy system specific Dell OptiPlex 755 Small Form Factor [SFF] Desktop Memory/RAM and SSD/Hard Drive upgrades from MemoryCow. or Best Offer. 6 out of 5 stars(126) $31. Dell OptiPlex 755 Replacement In Stock Parts List . Yes, it can take 16GB RAM. DELL™ OPTIPLEX™ 755 1 Up to 256MB of system memory may be allocated to support integrated graphics, depending on system memory size and other factors. And most. Good day Sirs, I have Mini Tower OptiPlex 755 with 0GM819 motherboard. Buy 4GB kit (2GBx2) Upgrade for a Dell OptiPlex 755 Series (Desktop Mini-Tower and Small Form Factor) System (DDR2 PC2-6400, Non-ECC, ): Memory - Amazon. 4 : Network activity light 2 . Products; Solutions. $79. 11 Posts. Memory speed issue after Optiplex 755 Memory Upgrade. From the Optiplex 755 Tech Guide, 800MHz is the max RAM speed for it. 'GDDR5 has better memory bandwidth and a significantly higher memory clock speed, so it is better to go with. 0 Ports: 6: Processor Speed: 2. 4. Low Cost Delivery Low Prices 100% Safe & Secure 22-04-2013 09:00 AM. I'm thinking about buying a Dell Outlet 755 for home, to be fitted out with 8GB of ram, 64bit Ubuntu Linux, mirrored 1TB drives, as a vmWare virtual server host, and a file/media server. normally on a OptiPlex 755 (and you need to confirm this by looking inside the case) the system has 4 slots for ram, ands 8GB is the highest in 99% of cases for 775 CPUs' thus DDR-800/667 being the two possible speeds used on the said motherboard. gpu can safely upgrade to low profile TDP max 25W. 0. You might also consider upgrading memory. 8. Climate Pledge Friendly. 0 GHz Intel E8400 CPU, memoria de 4 GB, Disco duro de 250 GB, DVD R/W, Windows Professional. Thanks!I got an Optiplex 755, and lately, I got an 8GB ram but after one week when I turned the pc on I notice that the pc is on but the screen off; however I tried to replug in the rams its worked but by taking away two rams out of 4, and I knows that 2 out of 4 ram plugin are working, so how can I fix this to use all rams plugins. And using my flat screen as the monitor threw the RGB cable. Thanks to Dell’s innovative approach to scalable remote client management, the OptiPlex 755 offers you a choice between several systems-management options. Start a Conversation. 22-04-2013 09:00 AM. Dell Optiplex 755 Memory; Dell Optiplex 760 Memory; Dell Optiplex 780 Memory; Dell Optiplex Gx520 Memory; Dell Optiplex Gx620 Memory;. The memory stick was installed in location #3. With 1333FSB Likely the ram will clock down to 800MHZ aka PC2 6400. Dell OptiPlex 755 specifications. Crucial 16GB PC4-21300 (DDR4-2666) Memory (CT16G4SFD8266)Dell Optiplex 755 Memory; Dell Optiplex 760 Memory; Dell Optiplex 780 Memory; Dell Optiplex Gx520 Memory; Dell Optiplex Gx620 Memory; Dell Studio 1555 Ram; Dell T110 Memory In Computer Memory (Ram) Dell T3400 Memory; Dell Vostro 200 Memory; Dell Xps M1530 Ram; Gateway Dx Indiana Computer Memory (RAM)Get the best deals on HP SO-DIMM Computer Memory (RAM) 16 GB Total Capacity and find everything you'll need to improve your home office setup at eBay. EDIT: Screengrabs below will show 1,600MHz RAM, which is what came up on the Crucial site for the 780. Two more questions - What's the brand name of the RAM? Is your 755 an MT, DT, SFF or. 40GHz (4 CPUs), ~2. OptiPlex 3090 Tower. Description Values. Benefits charity. Buy A-Tech 4GB (2 x 2GB) Memory RAM Kit for Dell OptiPlex 960, 760, 755, 745, 740, 360, 330, 160, (MT, DT, SFF, USFF) - DDR2 800MHz PC2-6400 Non-ECC DIMM Modules: Memory - Amazon. A built up 755 would have a Q9650, 8 GB DDR2-800 RAM (low density x64)and a ZOTAC MINI GTX 1050Ti 4GB GPU that runs off of the MB PCIe slot. 4GB 2 x 2GB Memory Dell Optiplex 160 330 360 740 745 755 760 960 FX160 PC2-6400. 23 gigs of RAM. Marvin572 Discussion starter. 18 product ratings - Corsair PC-3200 (DDR-400) 1 GB DIMM 400 MHz PC-3200 DDR Memory (VS1GB400C3) 1066mhz. Type: DDR1 SDRAM. 000000] BIOS-e820: 0000000000000000 - 000000000009ec00 (usable) [ 0. I installed one of the new modules and the pc worked fine. 59. 775 DDR2 OptiPlex 755 chipset: INTEL Q35 EXPRESS memory slots: 4x DDR2 expansion slots: PCI-E x16 , PCI back panel: LPT , COM , VGA , 6x USB , RJ-45 (LAN) , AUDIO (2x mini-jack) i/o shield: NOT INCLUDED Satisfaction guarantee Our products are carefully packed and insured for the. Data Security and Recovery with RAID 1 support ensures real time redundancy for data - helping to keep your business. United States; United. My current specifications are as follows: CPU - Intel Core2 Duo E6550 @ 2. $169. FREE delivery Mon, Jul 3 . 95. 89. Anything helps, and thank you. Manufacturers. $35. I bought a seller refurbished 790 DT off of eBay to run the Win7 32-bit HDD the 755 used to have. The processor is a Core2Quad, which can be upgraded. Side note: the performance and graphic settings he has on Destiny 2 with that rig is impressive, whoever did the PC port of that game deserves a pat on the back. Currently installed with 4 GB (2 x 2GB modules). United States; United. Jun 22, 2016. DDR3 and DDR3L are socket compatible, however, It is NOT compatible with computers using 4th Generation Intel (Haswell) processors, which exclusively support 1. 21-09-2018 15:00 PM. Crucial probably tested it. I'm typing this up on an HP nc6000 laptop with 1gb ram on a 1. Free shipping! | Black Friday deals start now! search; United States. 99. Optiplex 755, ram. Customize. This fault usually occurs about once per week. This made me think that there may be something with the way the BIOS handles the RAM mapping. GPU - NVIDIA GTX 970. $13. Currently installed with 4 GB (2 x 2GB modules). Fast & Free shipping on many items! Skip to main content. 7GHz Memory: 6144MB RAM Available OS Memory: 3070MB RAM Page File: 1553MB used, 4584MB available DirectX Version: DirectX 11. . HOWEVER you need AT LEAST a Pentium D 915 dual core cpu in order to run 64 bit versions. Dell. Memory Recommendations for Optiplex 755 SFF. 89. Dell. We have several OptiPlex 755's running Windows 7 64 Bit quite well. Dell Optiplex 755 Memory; Dell Optiplex 760 Memory; Dell Optiplex 780 Memory; Dell Optiplex Gx520 Memory; Dell Optiplex Gx620 Memory; Dell Studio. But the Dell optiplex 755 SFF comes with only a 275 Watt power supply. This means modules with chips on both sides. Free shipping! | Black Friday deals start now! search; United States. 000000] BIOS-provided physical RAM map: [ 0. 3 4. 48 delivery Jan 9 - 12. com. 249 sold. Tower (T) Small Form Factor (SFF) Micro Form Factor (MFF) Dimension. good day! I have a DELL optiplex 755 SFF PC. C $50. None / 128 MB / 256 MB DDR2 / 256 MB DDR2. The best solution is to buy refurbished mid-tower. Was: £21. I've taken a humble Optiplex 755 Desktop chassis, upgraded the RAM to 4gb, upgraded the HD to a 60gb OCZ Vertex 2E Solid State Drive, added a PCI-E full-height riser, and upgraded the graphics card to the maximum possible that would fit into the case. 50. Below memory compatibility will be DDR3 unless stated otherwise. Regulatory Information. 1, or 2. ) が 出てしまい、システムが停止しました。 正面パネルのアラートは、3，4番が点灯していたので、DIMM1 から外して、他のDIMM スロットに付けています。 4つの. $1. 00. RAM MEMORY 10. OptiPlex XE Technical Guidebook Page 6 Small Form Factor (SFF) Computer View. The memory speeds supported include 667 and 800 MHz DDR2 memory. 95. 81. Grudnenko. GPU - NVIDIA GT 240. 00 ghz dual core cpu (probably a E2180 from previous experience), DTP should mean the DT or Desktop model, the 80gb is the hard drive size and the 2048mb is the amount of installed ram it comes with. Re: I was really suffering from my old 755 performance, despite it has a 2. Dell Optiplex 755 INTEL Core 2 Duo 2300MHz 80Gig Serial ATA HDD 4096mb DDR2 Memory DVD ROM Genuine Windows 7 Professional 64 Bit Desktop PC Computer. Climate Pledge Friendly. Memory Type & Info. william p. So I obtained a Dell Optiplex 755 sff and decided to turn it into a server, I ordered a Xeon x5460 and 8gb of DDR2, The CPU and RAM arrived today, Installed the RAM with the old CPU it worked fine, installed the Xeon and it won't boot, I searched for a second on the internet and found out that 5 series xeons don't work in this board with its default bios,. A 30w GT 1030 GDDR5 is commonly used in this DT form factor. 60 shipping. 3. Also I should add that my motherboard has 2 slot's where the graphics card should go. Ram must be DDR2 PC2-8500Optiplex 755 DDR 2 Ram question. The pc has a INTEL 2 core duo processor 2. Small Business. Minitower has 4 DIMM slots - Ultra Small Form Factor has 2 DIMM slots). normally on a OptiPlex 755 (and you need to confirm this by looking inside the case) the system has 4 slots for ram, ands 8GB is the highest in 99% of cases for 775 CPUs' thus DDR-800/667 being the two possible speeds used on the said motherboard. System CPU Type. The 755 will run windows 10 and will work with 8 gigs of ram. Dell Optiplex 755 Tower - 400GB HDD, 4GB Ram, DVD-Rom, 17in LCD Monitor, Windows XP Professional (Renewed) 4. 00 mm (11. Unless you bought it already, I suggest A-Tech RAM. CPU: Pentium E2180. See Terry Kennedy's Dell Optiplex 755 Upgrade Project discussion for details. $14. Visible screen diagonal. #3. Add to Cart. Guaranteed Compatible with Dell Optiplex 755 Small Form Factor Computer. 66GHz Kentsfield Quad Core Q6700, 8MB, 1066FSB, G0. 99. 4 Gb/s) of bandwidth and 8 Gb memory addressability for faster system. 02-10-2008 13:00 PM. You Save $438. Upgrades. Buy some contact cleaner and spray the RAM contacts as these desktops love to complain about RAM fault when RAM contacts go bad. Hi, I am new here. 50. NOTE: If you have the USFF, only 4GB are compatible. FREE delivery Mon, Nov 13 . #7 by Tesla1856 I believe is referring to: There is no 256 GB SSD limit listed for the Optiplex 755, as the manual doesn't refer to any SSD's or capacities. $159. But only with another 2 core processor. 95. Hi cutlassvillager1, The differences are fairly minor. Motherboard: Foxconn LS-36. View PDF. 0Ghz. Hello everybody, today i need help with a problem that i have with my old dell optiplex 755. RAM 4 GB DIMM DDR : Disco Duro 250 GB HDD 7200 rpm : Coprocesador de gráficos Intel GMA 3100 : Marca Chipset intel : Descripción de la tarjeta. Crucial Memory and SSD upgrades - 100% Compatibility Guaranteed for Dell OptiPlex 755 Series (Ultra Small Form Factor) - FREE US Delivery. com. The Dell OptiPlex 755's 2GB of memory and dual-core E4500 processor helped it on the SYSmark 2007 Preview benchmark tests. ) cpu for 755 is core 2 duo and may upgrade to core 2 quad depending on motherboard Dell DP/N. now how can i make my ram run at more clock speed for. Dell 0UW729 2GB PC2-4200F 533M 2Rx4 ECC Server Dimm 4z.