Just got my DH-E6 today (4000+)

I'm running 4x512 MB so I have to do 2T and it bumped it down to 333 MHz.

Gave Ram 2.8 volts amd cpu 1.45 vcore And did 255x11 HTT x3 = 2805 MHz

Bumped ram up to 200 MHz (400 MHz DDR) 2-3-3-5 Dual channel (Cpu/14 ratio)

Prime95 stable 20 hours load is 51 C

With an alpine 64 HSF (seems pretty good for it)

super 1M guessting about 30-32seconds

will post pics soon