495604-B21
HP 64GB Fully Buffered DIMM PC2-5300 8x8GB DDR2 Memory Kit
Option/Retail: 495604-B21
Spare: 416474-001 (8 per retail kit)
Part/Assembly: 398709-071 (8 per retail kit)
Compatible with Server Models: BL460c G1/G5, BL480c, BL680c G5, DL160 G5, DL360 G5, DL380 G5, DL580 G5