| DIMM operating voltage | Microprocessor model | Memory frequency |
| | | | |
| | Intel Xeon E5-2603, E5-2609 | 1066 | MHz |
| | | | |
| | Intel Xeon E5-2620, E5-2630/2630L, | | |
| 1.5 V | E5-2637, E5-2640, E5-2643, | 1333 | MHz |
| | E5-2667, E5-2650/2650L, E5-2660, |
| | E5-2665, E5-2670, E5-2680, | | |
| | E5-2685, E5-2690 | | |
| | | | |
| Table 3. DIMM type and speed: PC3-10600R | | |
| | | |
| DIMM operating voltage | Microprocessor model | Memory frequency |
| | | | |
| | Intel Xeon E5-2603, E5-2609 | 1066 | MHz |
| | | | |
| 1.35 V, 1.5 V | Intel Xeon E5-2620, E5-2630/2630L, | | |
| E5-2637, E5-2640, E5-2643 E5-2667, | 1333 MHz |
| |
| | E5-2650/2650L, E5-2660, E5-2665, |
| | | |
| | E5-2670, E5-2680, E5-2685, E5-2690 | | |
| | | | |
| Table 4. DIMM type and speed: PC3-12800R | | |
| | | |
| DIMM operating voltage | Microprocessor model | Memory frequency |
| | | | |
| | Intel Xeon E5-2603, E5-2609 | 1066 | MHz |
| | | | |
| | Intel Xeon E5-2620, E5-2630/2630L, | | |
| 1.35 V | E5-2637, E5-2640, E5-2643, | 1333 | MHz |
| | E5-2650/2650L, E5-2660, E5-2665, |
| | E5-2667, E5-2670, E5-2680, | | |
| | E5-2685, E5-2690, | | |
| | | | |
| | Intel Xeon E5-2603, E5-2609 | 1066 | MHz |
| | | | |
| | Intel Xeon E5-2620, E5-2630/2630L, | 1333 MHz |
| 1.5 V | E5-2640, E5-2667 |
| | |
| | | |
| | E5-2637, E5-2643, E5-2650/2650L, | 1600 | MHz |
| | E5-2660, E5-2665, E5-2670, |
| | E5-2680, E5-2685, E5-2690, | | |
| | | | |
