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,
For Hynix Ddr2 4gb 2gb Ddr2 667mhz Pc2-5300 2rx4 Fbd Ecc Pc2-5300f Fb-dimm Ram Only For Server Memory Rams Lifetime Warranty - Rams - AliExpress