Support new CPU:
K8 939 Athlon 64 3700+, Rev. E6
K8 939 Athlon 64 4000+, Rev. E6
K8 939 Athlon 64 3200+, Rev. E4
K8 939 Athlon 64 3500+, Rev. E4
K8 754 Athlon 64 3000+, Rev. E6
K8 754 Athlon 64 3200+, Rev. E6