Which is fastest 8500 cl7 or 10600 cl9 Tags: Memory Laptops Hewlett Packard Intel i7 Product Last response: July 20, 2011 4:39 PM in Memory Share ElvinH July 20, 2011 4:15:44 PM I have the option of using PC3-8500 CL7 or PC3-10600 CL9 RAM in my HP dv8t laptop (i7 Q720 @ 1.6 Ghz) running Windows 7 64 bit. Which would be faster? More about : fastest 8500 cl7 10600 cl9 jaquith a c 345 } Memory July 20, 2011 4:39:22 PM 8500 / 8 = 1066 MHz CAS 7 10600 / 8 = 1333 MHz CAS 9 To illustrate the 'Slowr/Fast' is data rate and CAS (...) wait time to transmission Slowr.......Slowr.......Slower....... 1066 MHz CAS 7 Fast.........Fast.........Fast......... 1333 MHz CAS 9 The overall speed is nearly identical. IMO the best choice is either DDR3 1600 MHz CAS 8/9. Here's a few good 3x4GB Kits -> http://www.newegg.com/Product/Productcompare.aspx?Submi...|20-226-194^20-226-194-TS%2C20-226-100^20-226-100-TS%2C20-233-146^20-233-146-TS Can't find your answer ? Ask ! Publish Related resources : ForumDifference between cl7 7-7-20 and cl9 9-9-24? ForumDDR3 1333mhz cl=9 vs. DDR3 1066mhz cl=7 ForumCL = 9, DDR3-1333 vs CL=7 , DDR3-1066 ForumWhich Mem is "Faster" ForumPC3- 10600 or PC3-12800 RAM? ForumWhat is the difference between PC3 10600 , 10660, 10666 ForumCL9 vs CL11: what's the difference? ForumAMD Phenom II X4 955 - Which Memory Required? Forum[Memory] DDR2: Which is fastest ? ForumCrucial Memory for Gateway NV7901U ForumHelp Choosing RAM for Tablet ForumInpiron 15R memory upgrade 3GB -> 6GB ForumIntel i5 3550p & AS Rock Z77 PRO 3 Forum[Solved] Which Motherboard? ForumWhich motherborad use dell company?? ForumWhich motherboard is best for amd phenom x4 ForumWhich ram for my pc ForumHP dv9623CL motherboard - how do I find which motherboard it is? ForumMy first build - Sandy Bridge - which motherboard to choose? ForumWhich ram is better? More resources Read discussions in other Memory categories Compatibility DDR2 DDR3 Dual Channel RAM Corsair G.SKILL !