6Acer AR385 F1 SpecificationsStandard FeaturesProcessorsAMD Opteron™ processor (12-Core)6174 (2.2G, L2-3MB, L3-12M, FSB 3200, 45nm 12 cores, G34 socket, D1)6172 (2.1G, L2-3MB, L3-12M, FSB 3200, 45nm 12 cores, G34 socket, D1)AMD Opteron™ processor (8-Core)6136 (2.4G, L2-3MB, L3-12M, FSB 3200, 45nm 8 cores, G34 socket, D1)6128 (2.0G, L2-3MB, L3-12M, FSB 3200, 45nm 8 cores, G34 socket, D1)AMD Opteron™ processor (low-voltage)6128HE (2.0G, L2-3MB, L3-12M, FSB 3200, 45nm 8 cores, G34 socket, D1)ChipsetAMD SR5690/SP5100Memory3 Type DDR3 1066/1333 MHz registered memoryDDR3 1066/1333 MHz unbuffered ECC memoryDIMM sockets 24Capacity Registered DIMM: 2 / 4 / 8 / 16 GB4Unbuffered ECC DIMM: 2 / 4 GBMaximum capacity Registered DIMM: 192 GBUnbuffered DIMM: 64 GBNote: AMD’s chipset architecture limits quad rank 16GB toone DIMM per channelMemory protection ECC, Online Spare ModeNetwork controller Integrated dual Intel® 82576EB Gigabit Ethernet Controller (quad ports)3 Mixed use of registered memory and unbuffered ECC memory not supported.4 16 GB memory modules available by special request only