Micron 4GB FBDIMM Cache Mem ECC MT36HTF51272FZ-667H1D6 657900-001 PC2-5300F DDR2 at Amazon.com
Samsung 8GB PC2-5300f DDR2 ECC Memory M395T1K66AZ4-CE66 at Amazon.com
Nanya 1GB PC2-5300F DDR2 667MHz ECC Memory Module at Amazon.com
MICRON MEM DIMM 4GB PC2-5300 FBD 256MX4 ROHS at Amazon.com
4GB 2 X 2GB PC2-5300F 667MHz 240 pin DDR2 SDRAM ECC Fully Buffered FB DIMM Server Low Power Memory for HP Workstation XW8600 (PARTS-QUICK BRAND). Equivalent to HP Part Numbers: 397413-B21, 442823-B21,
8GB [2x4GB] Fully-Buffered FBDIMM Memory RAM Upgrade for the Dell PowerEdge 1950, 2900, 2950 Systems (DDR2-667, PC2-5300F, FBDIMM) at Amazon.com
Micron 8GB PC2-5300f DDR2 Memory MT36HTF1G72FZ-667C1D4 at Amazon.com