Just found this thread over at the Xtremesystems.org forums where Japanese overclocker Gyrock showcased the first sub-10 AMD ever. For that, he needed an AMD Phenom II X4 965BE C3 clocked at 6.8GHz.

(Screenshot courtesy of Gyrock)

System configuration

CPU: AMD Phenom II X4 965BE C3 (batch: 0946DPCW)
Cooling Pot: J.C.A WB-02A produced by duck + LN2
M/B: ASUS Crosshair III Formula (bios: 1105)
M/B Bed: V-TEC ARC Bed Professional Rev.7.0 Model J40
Chipset Cooling: Stock fan
Mem:Kingston KHX2133C8 2GBx2
VGA: Galaxy 7900GS
HDD： Seagete ST3120827AS
PSU： Antec CP-850
OS: Windows XP Pro SP3

Gyrock’s comment: “The time is not good considering the clock but anyway I’m very happy”

(source: Xtremesystems)