Which memory is faster DDR2 PC2-6400 or 5300 Tags: Memory DDR2 Laptops Lenovo Thinkpad Last response: June 5, 2011 2:27 PM in Memory Share Anonymous a b } Memory a b D Laptop June 5, 2011 9:42:16 AM which memory is faster for a lenovo thinkpad x61s series laptop? DDR2 PC2-6400 or 5300 More about : memory faster ddr2 pc2 6400 5300 Emerald a b } Memory a b D Laptop June 5, 2011 10:12:51 AM usually the 6400 geekapproved a b } Memory June 5, 2011 2:27:37 PM The higher number designates a faster speed. However, having said that, PC5300 with a cas rating of 5 is as fast or faster than PC6400 with a cas rating of 7. So in most cases the 6400 would be faster, but you failed to mention the timings. Can't find your answer ? Ask ! Publish Related resources PC5300 DDR2 compatible with PC26400 DDR2? Forum My OCZ PC2-6400 memory listed as PC2-5300 in POST. Forum Hi! Which Memory Setting Would Be Faster? DDR2 Forum will DDR2 PC2-8500 memory work in a DDR2 PC2-5300 computer Forum Is a (1gb 2rx8 pc2-5300-555-12) the same memory as a (ddr2 pc2-5300-667) Forum Which set? (2 x 4GB pc5300 DDR2 FB-DIMM vs 2 x 4GB pc6400 DDR2) Forum SolvedWhich memory speed timings is faster for my memory? Forum PC5300 Memory - Which boards can maximize it? Forum DDR2 4GB KITS (4x1GB) vs (2x2GB) Which is faster? Forum Which memory is faster? Forum Which memory is faster? Forum Help which is better 2g ddr2 800 or 2.5g ddr2 533 memory ram?? Forum Which memory is faster / better combination Forum Which memory should I upgrade to from my old DDR2 400MHz? Forum Which memory is faster? Forum SAMSUNG MEMORY, WHICH IS IT DDRI DDR2 Forum Which memory is better/faster? Forum [MEMORY] Which will be more faster ? Forum [Memory] DDR2: Which is fastest? Forum Which DDR2 PC8500 Memory I should take? Forum More resources Read discussions in other Memory categories Compatibility DDR2 DDR3 Dual Channel RAM Corsair G.SKILL !