TS4GNE009 - Transcend 4GB Kit (2 x 2GB) DDR-266MHz PC2100 ECC Registered CL2.5 184-Pin DIMM Memory

1. Memory Type: DDR SDRAM
2. Memory Size: 4 GB (2 x 2 GB)
3. Memory Speed: 266 MHz
4. Latency Timings: CL2.5
5. Pin Configuration: 184-pin DIMM
6. Error Correction Code (ECC): ECC Registered
7. Voltage: 2.5V
8. CAS Latency: 2.5
9. Memory Rank: Dual Rank
10. Number of Modules: 2
11. Module Configuration: 256M x 72
12. Memory Standard: PC2100

Notes:
1. ECC Registered memory is more reliable than non-ECC memory as it can detect and correct errors.
2. Dual Rank memory provides better performance than Single Rank memory as it allows for more data to be accessed at once.
3. This memory is compatible with systems that support DDR-266MHz PC2100 memory.