Upgrade Dell Optiplex 745 Tags: CPUs Core Optiplex Dell Last response: February 28, 2012 9:52 PM in CPUs Share SnnokJonesSr February 28, 2012 3:08:08 AM can this Core 2 Duo (E8400) 3.00 GHz be used in my Dell Optiplex 745 More about : upgrade dell optiplex 745 | E-mail me updates | Report abuse Register or log in to remove scottiemedic CPUs Authority February 28, 2012 3:43:21 AM The 965 chipset found on your Dell is NOT one of the listed compatible chipsets with an E8400: http://ark.intel.com/products/33910?wapkw=e8400 http://www.google.com/url?sa=t&rct=j&q=dell%20optiplex%... (PDF file) | Report abuse SnnokJonesSr February 28, 2012 2:10:58 PM Yes no? What is the fastest processor I can upgrade to please help and thanks | Report abuse SnnokJonesSr February 28, 2012 5:04:54 PM scottiemedic said:The 965 chipset found on your Dell is NOT one of the listed compatible chipsets with an E8400: http://ark.intel.com/products/33910?wapkw=e8400 http://www.google.com/url?sa=t&rct=j&q=dell%20optiplex%... (PDF file) Intel Core 2 Extreme X7900 - 2.8 GHz Dual-Core Processor SLAF4 what about this one | Report abuse scottiemedic CPUs Authority February 28, 2012 9:52:21 PM The X7900 is a mobile processor, not a desktop processor... Your mobo uses a 'Q965' chipset, so you have to find a compatible processor for that chipset. Here is a list of compatible products for the Q965 chipset: http://ark.intel.com/products/chipsets/22756 Of those listed, the Core2Duo E6600 apprears to be the best CPU you can put on it: http://ark.intel.com/products/27250/Intel-Core2-Duo-Pro...(4M-Cache-2_40-GHz-1066-MHz-FSB) | Report abuse Register or log in to remove Ask the community Publish Tom's Hardware>Forum>CPUs>Upgrade Dell Optiplex 745> Related ressources: ForumUpgrade Dell Optiplex 745 ForumDell optiplex 745 upgrade cpu ForumDell Optiplex 745 CPU Upgrade ForumDell Optiplex 745 USFF cpu upgrade recommendations ForumUpgrade to GTX 460 on DELL optiplex 745 ForumDell Optiplex 745 SFF power supply upgrade recommendations ForumDell Optiplex 745 Power Supply Upgrade ForumDell Optiplex 745 and a newer generation GPU ForumDell optiplex 745 mini tower ForumDell Optiplex 745 Capabilities Question ForumDell optiplex 745 cpu compatibilty ForumDell OptiPlex 745 - Stock Cooling suitability for Core2 Q6700? ForumUpgrading a dell optiplex gx280 or 745 ForumBest Graphics Card for Dell Optiplex 745 ForumFX-6200 vs FX-6300? ForumUpgrade Forum[Solved] Upgrade ForumIntel Pentium 4 upgrade ForumA8 upgrade Forum[Solved] Good upgrade? More resources Read discussions in other CPUs categories AMD Intel Intel i5 Intel i7 Phenom Cooling Performance !