Which Server Hardware is Better?

I have come to the conclusion that I have to upgrade my current dedicated server. Now, the question is what is the better solution:

Variant 1:

HP DL165 G7 with AMD Opteron 6164 HE Chipset
2 x Opteron 6164 HE, 24 Cores (2x12)
16 GB DDR3-RAM ECC


Price: 199$ a month

Variant 2:

HP DL120 G7 with Intel Xeon E3-1270 Chipset
Xeon E3-1270, Quadcore
8 GB DDR3-RAM ECC


Price: 99$ a month. Please note that if I am going with Variant 2 then I would rent...

Which Server Hardware is Better? WordPress ...