Kingston KVR400X64C3A/5 | Technology 512MB DDR-400MHz PC3200 non-ECC Unbuffered CL3 184-Pin DIMM 2.5V Memory Module

1. Memory Type: DDR SDRAM
2. Memory Size: 512 MB
3. Memory Speed: 400 MHz
4. Memory Standard: PC3200
5. CAS Latency: CL3
6. Pin Count: 184
7. Form Factor: DIMM
8. Voltage: 2.5V
9. Error Correction Code (ECC): Non-ECC
10. Buffered/Unbuffered: Unbuffered
11. Memory Rank: Single Rank
12. Memory Configuration: 64Meg x 64

Helpful Notes:
1. This memory module is compatible with most desktop computers that use DDR-400MHz memory.
2. Non-ECC memory is faster than ECC memory but does not provide error correction.
3. Make sure to check your computer's motherboard specifications to ensure compatibility before purchasing.