Doing a little ram testing at 'higher' frequencies to examine freqency increase of ram & uncore vs Vtt. Just ran Prime Large FFT's for ~30 mins during each test to establish basic stability.
All tests settings:
7-8-7-20 1T
Back to back delay = 4
Scaling behaviour:
DDR3-1875 MHz to DDR3-1934 MHz: +29.5 MHz on ram and +118 MHz uncore requires +0.053 Vtt.
DDR3-1934 MHz to DDR3-1965 MHz: +15.5 MHz on ram +62 MHz uncore requires +0.040 Vtt
DDR3-1875 MHz | 7-8-7-20 1T | 1.614 vdimm | 1.250 Vtt
DDR3-1934 MHz | 7-8-7-20 1T | 1.621 vdimm | 1.303 Vtt
DDR3-1965 MHz | 7-8-7-20 1T | 1.634 vdimm | 1.343 Vtt
![]()
Bookmarks