DDR3 provides additional 
 Features: 
- New DDR3-1600 Registered DIMM (RDIMM) support for maximum memory bandwidth
- 50% memory capacity increase with the new 32GB Load Reduction DIMM (LRDIMM). DDR3 DIMM comparison 
- Registered DIMMs offer higher capacities,  memory register support,  address error detection
- New Load Reduction DIMMs (LRDIMMs) support maximum capacity
- Unbuffered ECC DIMMs (UDIMMs) offer lower price points,  smaller capacities,  basic ECC                                             
