1xXeon E5-2620v2, 4x4Gb ECC RDIMM, noHDD, DVD-RW, Raid 710 w/ CacheVault, Ethernet, 1x800W PSU, Basic DIT, noOS, 3Y ThinkServer RD640 1xXeon E5-2620v2, 4 x 4Gb ECC RDIMM, noHDD, DVD-RW, Raid 710 w/ CacheVault, Integrated Ethernet, 1x800W PSU, Basic DIT, noOS, 3 Years