hi eva2000 :) these aren't the voltages i used for 593x8.5 as they were set to allow 1.55+ vCore. my settings for 600x7.5 / 5:8 should give a better reference.
some other info (2x1GB CL7 + 45nm dual core):
vNB scaling on 5:8:
500FSB/5:8/800mhz/tRD8/CTmod = 1.25V vNB
563FSB/5:8/900mhz/tRD8/CTmod = 1.48V vNB full Blend/Custom FFT stable etc
600FSB/5:8/960mhz/tRD8/CTmod = ~ 1.63V vNB 2Hour+ Blend stable (not tested further)
563-600FSB/5:8...vTT scaling = ~ 0.25-0.3V below vNB, and NBGTL Auto
to avoid 32M errors / other instability set PLL+SB1.5V @ 0.04v (min) < vNB, or = vNB, or > vNB
NB+A/B DDRrefs not needed at 563/5:8, but find some windows startup problems nearer 600FSB without all set @ +12.5mv (same @ 500FSB / 1:2)
Auto skews pretty good imho.. (0403 BIOS). the only DRAM skews i found useful previously were CTL A2 Del 100, CTL B2 Del 75, mainly used with Transcend samsung. also back on Auto for CPU/NB skews.
i ran HCF0 and D9JNL but now on GTR - difference is big + very easy to clock with stability. JNL was a lot better than samsung, but timings and voltage response still too limiting for the board.
600x7.5 / 5:8 / CL7 / tRD8 / CT mod (13.xGB/s Read / 39.x ns with auto subs (tRFC88)
tested: 2Hour+ Blend / dual 32M / 32M
Code:
AI OVERCLOCK TUNER =========================MANUAL
OC FROM CPU LEVEL ==========================AUTO
OC FROM MEMORY LEVEL UP ====================AUTO
FSB FREQUENCY ==============================600
CPU RATIO SETTING ==========================07.5
CPU CLOCK SKEW =============================AUTO
NB CLOCK SKEW ==============================AUTO
FSB STRAP TO NORTH BRIDGE ==================333
PCIE FREQUENCY =============================101
DRAM FREQUENCY =============================1920
DRAM COMAND RATE ===========================1N
DRAM TIMING CONTROL ========================MANUAL
CAS LATENCY ================================7
RAS TO CAS DELAY ===========================6
RAS PRE TIME ===============================5
RAS ACT TIME ===============================15
RAS TO RAS DELAY ===========================AUTO
REF CYCLE TIME =============================AUTO
WRITE RECOVERY TIME ========================AUTO
READ TO PRE TIME ===========================AUTO
READ TO WRITE DELAY S/D ====================AUTO
WRITE TO READ DELAY S ======================AUTO
WRITE TO READ DELAY D ======================AUTO
READ TO READ DELAY S =======================AUTO
READ TO READ DELAY D =======================AUTO
WRITE TO WRITE DELAY S =====================AUTO
WRITE TO WRITE DELAY D =====================AUTO
WRITE TO PRE DELAY =========================AUTO
READ TO PRE DELAY ==========================AUTO
PRE TO PRE DELAY ===========================AUTO
ALL PRE TO ACT DELAY =======================AUTO
ALL PRE TO REF DELAY =======================AUTO
DRAM STATIC READ CONTROL ===================AUTO
DRAM DYNAMIC WRITE CONTROL =================AUTO
DRAM SKEW CONTROL
DRAM CMD SKEW ON CHANNEL A = AUTO
DRAM CLK SKEW ON DIMM A1 = AUTO
DRAM CLK SKEW ON DIMM A2 = AUTO
DRAM CTL SKEW ON DIMM A1 = AUTO
DRAM CTL SKEW ON DIMM A2 = AUTO
DRAM CMD SKEW ON CHANNEL B = AUTO
DRAM CLK SKEW ON DIMM B1 = AUTO
DRAM CLK SKEW ON DIMM B2 = AUTO
DRAM CTL SKEW ON DIMM B1 = AUTO
DRAM CTL SKEW ON DIMM B2 = AUTO
AI CLOCK TWISTER ===========================MODERATE
AI TRANSACTION BOOSTER =====================MANUAL
PERFORMANCE LEVEL ==========================08
PULL-IN OF CHA PH1 =========================DISABLED
PULL-IN OF CHA PH2 =========================DISABLED
PULL-IN OF CHA PH3 =========================DISABLED
PULL-IN OF CHA PH4 =========================DISABLED
PULL-IN OF CHA PH5 =========================DISABLED
PULL-IN OF CHB PH1 =========================DISABLED
PULL-IN OF CHB PH2 =========================DISABLED
PULL-IN OF CHB PH3 =========================DISABLED
PULL-IN OF CHB PH4 =========================DISABLED
PULL-IN OF CHB PH5 =========================DISABLED
EPU II PHASE CONTROL =======================AUTO
CPU VOLTAGE ================================1.375V
LOAD-LINE CALIBRATION ======================ENABLED
CPU PLL VOLTAGE ===========================1.55V
FSB TERMINATION VOLTAGE ===================1.39V
CPU GTLVREF 0 ============================== +40
CPU GTLVREF 1 ==============================AUTO
CPU GTLVREF 2 ==============================AUTO
CPU GTLVREF 3 ==============================AUTO
NB GTLVREF =================================AUTO
NORTH BRIDGE VOLTAGE =======================1.63V
DRAM VOLTAGE ===============================2.10V
NB DDRVREF =================================+12.5
DDR3 CHANNEL A VREF ========================+12.5
DDR3 CHANNEL B VREF ========================+12.5
SOUTH BRIDGE 1.5 VOLTAGE ===================1.55V
SOUTH BRIDGE 1.05 VOLTAGE ==================1.07V
CPU SPREAD SPRECTRUM =======================DISABLED
PCIE SPREAD SPECTRUM =======================DISABLED