Gigabyte GA-EX58A-UD5 motherboard with 3.2Ghz Intel i7-930—dated hardware with still some kick in it—with G.Skill 2133Mhz Ares memory. Water cooling setup permitted lazy (auto voltage) overclocking within thermal limits i.e. CPU core temperatures well below 100C under full load.
@ 4.00Ghz/4.16Ghz (turbo), memory @ 2000Mhz..
| Bios setting | Value |
|---|---|
| cpu clock ratio | 24x |
| turbo boost | enabled |
| c3/c6/c7 state support | enabled |
| bclk frequency | 166 |
| system memory multiplier | 12 |
| cpu clock drive | 800mv |
| pci clock drive | 900mv |
| memory peformance enhance | extreme |
| channel timings | 11-11-11-30 |
| load line calibration | level 2 |
| dram voltage | 1.600v |
@ 4.20Ghz, memory @ 2000Mhz..
| Bios setting | Value |
|---|---|
| cpu clock ratio | 21x |
| turbo boost | disabled |
| c3/c6/c7 state support | enabled |
| bclk frequency | 200 |
| system memory multiplier | 10 |
| cpu clock drive | 800mv |
| pci clock drive | 900mv |
| memory peformance enhance | extreme |
| channel timings | 11-11-11-30 |
| load line calibration | level 2 |
| dram voltage | 1.600v |
Other BIOS settings, defaulted. Why faster? For smoother more responsive photo editing. Speed: you can never go back..