Kingston KVR667D2S4P5K2/8G | 8GB Kit (2 X 4GB) DDR2-667MHz PC2-5300 ECC Registered CL5 240-Pin DIMM Single Rank x4 Memory

1. Memory Type: DDR2 SDRAM
2. Memory Size: 8GB (2 x 4GB)
3. Memory Speed: 667MHz (PC2-5300)
4. CAS Latency: CL5
5. Registered/Unbuffered: Registered
6. Error Correction Code (ECC): ECC
7. Pin Count: 240-Pin
8. Rank: Single Rank x4
9. Voltage: 1.8V
10. Form Factor: DIMM
11. Compatibility: Compatible with systems that support DDR2 667MHz memory
12. Memory Configuration: 512M x 72

Notes:
1. ECC memory is designed to detect and correct single-bit errors, providing increased reliability in mission-critical systems.
2. Registered memory provides improved stability and performance in systems with a large amount of memory installed.
3. This memory kit is compatible with servers and workstations that require DDR2-667 ECC registered memory.