HMP151P7EFR8C-S6 - Hynix 4GB DDR2-800MHz PC2-6400 ECC Registered CL6-6-6 240-Pin DIMM Memory Module

1. Memory Size: 4GB
2. Memory Technology: DDR2 SDRAM
3. Memory Speed: 800 MHz
4. Memory Standard: PC2-6400
5. Error Checking and Correction (ECC): ECC
6. Signal Processing: Registered
7. CAS Latency: CL6
8. Number of Pins: 240-pin
9. Form Factor: DIMM
10. Voltage: 1.8V
11. Rank: Dual Rank
12. Chip Organization: x4

Helpful notes:
1. ECC memory is designed to detect and correct single-bit errors, making it ideal for servers and workstations.
2. Registered memory modules are more stable and reliable than unbuffered modules, but may have slightly higher latency.
3. Make sure your motherboard supports DDR2 memory before purchasing this module.