Sun SESX2C1ZB | 8GB Kit (2 X 4GB) DDR2-667MHz PC2-5300 ECC Fully Buffered CL5 240-Pin DIMM Quad Rank Memory

1. Brand: Sun
2. Memory Type: DDR2 SDRAM
3. Capacity: 8 GB (2 x 4 GB)
4. Memory Speed: 667 MHz
5. Form Factor: DIMM 240-pin
6. Error Correction Code (ECC): Yes
7. Buffered/Registered: Fully Buffered
8. CAS Latency: CL5
9. Rank: Quad Rank
10. Voltage: 1.8 V
11. Pin Configuration: 240 pins
12. Compatibility: Sun Fire X4450, X4600 M2, X4640 servers

Notes:
1. ECC memory provides error correction for improved system stability.
2. Fully Buffered memory reduces memory controller load and improves system performance.
3. Quad Rank memory provides higher memory density and is suitable for memory-intensive applications.