HP AB565B | 8GB Kit (4 X 2GB) DDR2-533MHz PC2-4200 ECC Registered CL4 240-Pin DIMM 1.8V Memory

1. Memory Type: DDR2 SDRAM
2. Memory Size: 8GB (4 x 2GB)
3. Memory Speed: 533MHz
4. Memory Standard: PC2-4200
5. Error Correction Code (ECC): ECC Registered
6. CAS Latency: CL4
7. Pin Count: 240-Pin
8. Voltage: 1.8V
9. Buffered/Unbuffered: Registered
10. Form Factor: DIMM
11. Technology: Double Data Rate Synchronous Dynamic Random-Access Memory (DDR SDRAM)
12. Compatibility: HP ProLiant DL360 G4p, DL380 G4, DL580 G3, ML570 G3

Notes:
1. This memory module is designed for use in HP servers and workstations.
2. ECC memory is more reliable than non-ECC memory as it can detect and correct single-bit errors.
3. Registered memory provides better stability and performance in high-end servers and workstations.