CPU-Tweaker allows to change memory timings under Windows. You can read principal and secondary timings, and eventually change these timings values.
Supported processors:
-AMD Phenom DDR2 & DDR3.
-INTEL Core i7 DDR3. (Timings and frequency Reading only)
-Enable change timings on Core i7 CPU with GygaByte and eVGA motherboards.
(Memory Configuration space are locked in the bios on others motherboards).
-Add some Uncore and QPI multi on Core i7.
-Fixe a bug with HT and UnCore multi on K10 in DDR2 533 & DDR3 mode.
-Increase reading some timings (tWR, tRTP, tFAW) on Core i7.
Use this software at your own risk!
For Windows 2000 / XP / Vista / Seven 32&64 bits
Download: CPU-Tweaker 1.4 | CPU-Tweaker 1.5 Beta 4