Dell PE2970 with AMD Opteron 6core 2431 2.4GHz + 64GB 667Mhz RAM - 2435 is not available with Dell now
Dell R905 with AMD Opteron 8435 2.6 GHz + 64GB 800Mhz RAM - but this CPU is 4-8 way, I have chosen only 2P config
Both are very close on price and I am leaning towards the R905, please advise.