4 GB (2 x 2 GB), PC2-5300, CL5, ECC, DDR2, FBDIMM
IBM 4 GB (2 x 2 GB), PC2-5300, CL5, ECC, DDR2, FBDIMM, 4 GB, DDR2
IBM 4 GB (2 x 2 GB), PC2-5300, CL5, ECC, DDR2, FBDIMM. Internal memory: 4 GB, Internal memory type: DDR2, CAS latency: 5, ECC