DRH870/8GB - Dataram 8GB Kit (4 X 2GB) DDR2-667MHz PC2-5300 ECC Registered CL5 240-Pin DIMM Dual Rank Memory

Here are the technical specs for the DRH870/8GB memory kit:

- Capacity: 8GB (4 x 2GB)
- Memory Type: DDR2 SDRAM
- Memory Speed: 667MHz (PC2-5300)
- CAS Latency: CL5
- Error Correction Code (ECC): Yes
- Registered: Yes
- Rank: Dual Rank
- Pin Count: 240-Pin DIMM

Helpful notes:
- This memory kit is designed for servers and workstations that require ECC and registered memory.
- DDR2-667MHz is a relatively slow speed by today's standards, but may still be suitable for older systems.
- Dual rank memory modules can improve memory performance, but may not be compatible with all systems.