511-1151 - Sun 2GB DDR2-667MHz PC2-5300 CL5 240-Pin DIMM 1.5V Memory Module

1. Memory Type: DDR2 SDRAM
2. Memory Size: 2 GB
3. Memory Speed: 667 MHz
4. Memory Standard: PC2-5300
5. CAS Latency: CL5
6. Pin Count: 240
7. Voltage: 1.5V
8. Error Checking: Non-ECC
9. Buffered/Unbuffered: Unbuffered
10. Form Factor: DIMM
11. Rank: Single Rank
12. Memory Configuration: 256M x 64

Helpful notes:
1. DDR2 memory is not compatible with DDR3 or DDR4 slots.
2. CAS Latency (CL) measures the delay between the memory controller requesting data and the module returning it.
3. Non-ECC memory does not have error correction and is typically used in consumer-grade systems.