Dell PowerEdge R905 - Manual (Page 12)

10
Getting Started With Your System
Technical Specifications
Processor
Processor type Either two or four dual- or quad-core
AMD Opteron™ 8000 Series processors
Expansion Bus
Bus type PCIe
Expansion slots Two half-length x8 lane-width slots and five
half-length x4 lane-width slots
(An additional x4 slot is reserved for use by
the SAS controller card)
Memory
Architecture 667-MHz registered DDR2 memory modules
800-MHz registered DDR2 memory modules
(limited configurations)
Memory module sockets Thirty-two 240-pin. 16 on the baseboard, 16
on the Processor Expansion Module
Memory module capacities 667-MHz DDR2: 512 MB, 1 GB, 2 GB, 4 GB,
or 8 GB (when available)
800-MHZ DDR2: 2 GB
Minimum RAM 2 GB (two processors) or
4 GB (four processors)
Maximum RAM Two processors: 64 GB
Four processors: 128 GB (256 GB when 8 GB
memory modules are available)