CTPRE4GB3S139C.MD - Crucial 4GB DDR3-1333MHz PC3-10600 ECC Unbuffered CL9 240-Pin DIMM Dual Rank Memory Module

Technical Specs:
- Capacity: 4GB
- Memory Type: DDR3 SDRAM
- Memory Speed: 1333 MHz
- PC Rating: PC3-10600
- Error Checking: ECC
- Technology: Unbuffered
- CAS Latency: CL9
- Rank: Dual
- Pin Count: 240-pin DIMM

Helpful Notes:
- ECC memory is designed for servers and workstations that require high reliability and data integrity.
- Unbuffered memory is faster than registered memory, but is limited to a single module per memory channel.
- Dual rank memory can improve performance in some systems by allowing for better interleaving of memory accesses.