Ram pc5400 vs pc6400 vs pc4200 Tags: Memory RAM Hewlett Packard Compaq Last response: January 19, 2010 5:10 AM in Memory Share sandy61 January 19, 2010 3:46:11 AM I want to buy more RAM for my HP Compaq 6910p. What's the difference between pc4200, pc5400 and pv6400? Does it matter which one I get? More about : ram pc5400 pc6400 pc4200 gkay09 a b } Memory January 19, 2010 5:10:05 AM Go with the speed that your Laptop RAM runs at ...and also check the laptop specs for the compatible speeds...According to this chart, the speed of the RAM is DDR2 667MHz - PC5400/ PC5300...So stick with that speed... http://reviews.cnet.com/laptops/hp-compaq-6910p/4507-31...;rnav This would help... http://h20000.www2.hp.com/bizsupport/TechSupport/Docume... Can't find your answer ? Ask ! Publish Related resources: ForumDual Channel PC4200 vs PC6400 ForumNew build - stable and cool ForumNeed some Expert Advice for my new build ForumOrdering Monday Morning - Please comment! =) ForumAny real difference between DDR2 4200/5400/6400 ForumLow/Mid/High End ***Gaming System Buyers Guide*** 08/26/2006 ForumCheck out my Setup: ForumXMS VS . Ballistix - RAM for my new $2K Rig ForumDDR2 4200 - Corsair ValueSelect ( VS ) XMS ForumXFX 680i LT RAM Question ( PC6400 vs . PC8500) Forum4x1Gb vs 2x2Gb PC6400 ForumE8500 vs Q6600 / PC-6400 vs PC-8500 ForumA 4.1 GHz Dual Core at $130 - Can it be True? ForumCorsair XMS2 vs Gskill 2GB DDR2 PC6400 ForumNeed help buying mobo/ ram /CPU upgrade ForumP4D 945 or a Duo E6300 only running 800mhz ram ? Forumram question ForumNeed help with a new gaming comp ForumFSB 1066MHz with DDR2 800 or DDR2 1066 ForumIntel i5 3550p & AS Rock Z77 PRO 3 More resources Read discussions in other Memory categories Compatibility DDR2 DDR3 Dual Channel RAM Corsair G.SKILL !