| Part | Description |
| 536891-001 | Intel Nehalem EP Xeon Quad-Core processor E5504 - 2.0GHz (Gainestown, 1366MHz front side bus, 4MB Level-2 cache, 45nm process, socket LGA-1366, 80W TDP) |
| 614731-001 | Intel Nehalem EP Xeon Quad-Core processor E5507 - 2.26GHz (800MHz front side bus, 4MB Level-2 cache) |
| 536893-001 | Intel Nehalem EP Xeon Quad-Core processor E5520 - 2.26GHz (Gainestown, 1366MHz front side bus, 8MB Level-2 cache, 45nm process, socket LGA-1366, 80W TDP) |
| 536894-001 | Intel Nehalem EP Xeon Quad-Core processor E5530 - 2.40GHz (Gainestown, 1366MHz front side bus, 8MB Level-2 cache, 45nm process, socket LGA-1366, 80W TDP) |
| 536895-001 | Intel Nehalem EP Xeon Quad-Core processor E5540 - 2.53GHz (Gainestown, 1366MHz front side bus, 8MB Level-2 cache, 45nm process, socket LGA-1366, 80W TDP) |
| 614732-001 | Intel Nehalem EP Xeon Quad-Core processor E5620 - 2.40GHz (Gainestown, 1066MHz front side bus, 12MB Level-2 cache) |
| 614733-001 | Intel Nehalem EP Xeon Quad-Core processor E5630 - 2.53GHz (Gainestown, 1066MHz front side bus, 12MB Level-2 cache) |
| 614734-001 | Intel Nehalem EP Xeon Quad-Core processor E5640 - 2.66GHz (1066MHz front side bus, 12MB Level-2 cache) |
| 614737-001 | Intel Nehalem EP Xeon Quad-Core processor E5670 - 2.93GHz (1333MHz front side bus, 12MB Level-2 cache) |
| 536897-001 | Intel Nehalem EP Xeon Quad-Core processor X5550 - 2.66GHz (Gainestown, 1366MHz front side bus, 8MB Level-2 cache, 45nm process, socket LGA-1366, 95W TDP) |
| 536898-001 | Intel Nehalem EP Xeon Quad-Core processor X5560 - 2.80GHz (Gainestown, 1366MHz front side bus, 8MB Level-2 cache, 45nm process, socket LGA-1366, 95W TDP) |
| 614736-001 | Intel Nehalem EP Xeon Quad-Core processor X5660 - 2.80GHz (1333MHz front side bus, 12MB Level-2 cache |
| 614738-001 | Intel Nehalem EP Xeon quad-core processor E5677 - 3.46GHz (1333MHz front side bus, 12MB Level-2 cache) |
| 536892-001 | Intel Xeon E5506 Quad core processor - 2.13GHz (Nehalem, 4.8 GT/s front side bus, 4MB Level-3 cache, 80W Thermal Design Power (TDP), socket LGA-1366) |
| NF150AA | Intel Xeon Quad Core processor E5540 - 2.53GHz (8MB Level-2 cache, 1066MHz front side bus, 2nd processor) |
| NF151AA | Intel Xeon Quad Core processor X5550 - 2.66GHz (8MB Level-2 cache, 1333MHz front side bus, 2nd processor) |
| NF152AA | Intel Xeon Quad Core processor X5560 - 2.8GHz (8MB Level-2 cache, 1333MHz front side bus, 2nd processor) |
| NF153AA | Intel Xeon Quad Core processor X5570 - 2.93GHz (8MB Level-2 cache, 1333MHz front side bus, 2nd processor) |
| 536899-001 | Intel Xeon Quad-Core processor X5570 - 2.93GHz (Gainestown, 1366MHz front side bus, 8MB Level-2 cache, 95W thermal design power (TDP), socket LGA-1366) |
| 641604-001 | Intel Xeon Six-Core processor E5645 - 2.40GHz (Gainestown, 1333 MHz front side bus, 12MB Level-2 cache, 80W TDP) |
| 614735-001 | Intel Xeon Six-Core processor X5650 - 2.66GHz (Westmere, 1333MHz front side bus, 12MB Level-3 Cache, 95 Watt TDP) |
| 614533-001 | Intel Xeon X5667 Quad-Core 64-bit processor - 3.06GHz (Westmere-EP, 12MB Level-3 cache, Intel QuickPath interconnect (QPI) speed 6.4 GT/s, 95 watt thermal design power (TDP), FCLGA 1366 socket) |
| 641467-001 | Intel Xeon quad-core processor X5672 - 3.20GHz (1333 MHz front side bus, 12MB Level-2 cache) |
| LB209AA | Intel® Xeon® Processor E5606 4C 2.13 GHz, 80W, 8M cache, 4.80 GT/s QPI, DDR3 1066MHz |
| LB210AA | Intel® Xeon® Processor E5607 4C 2.26 GHz, 80W, 8M cache, 4.80 GT/s QPI, DDR3 1066MHz |
| WG728AA | Intel® Xeon® Processor E5620 4C 2.40 GHz, 80W, 12M cache, 5.86GT/s QPI, DDR3 1066MHz, HT, Turbo |
| WG730AA | Intel® Xeon® Processor E5640 4C 2.66 GHz, 80W, 12M cache, 5.86GT/s QPI, DDR3 1066MHz, HT, Turbo |
| LB211AA | Intel® Xeon® Processor E5645 6C 2.40 GHz, 80W, 12M cache, 5.86GT/s QPI, DDR3 1333MHz, HT, Turbo |
| LB212AA | Intel® Xeon® Processor E5649 6C 2.53 GHz, 80W, 12M cache, 5.86GT/s QPI, DDR3 1333MHz, HT, Turbo |
| LB213AA | Intel® Xeon® Processor X5647 4C 2.93 GHz, 130W, 12M cache, 5.86GT/s QPI, DDR3 1066MHz, HT, Turbo |
| WG731AA | Intel® Xeon® Processor X5650 6C 2.66 GHz, 95W, 12M cache, 6.40GT/s QPI, DDR3 1333MHz, HT, Turbo |
| WG732AA | Intel® Xeon® Processor X5660 6C 2.80 GHz, 95W, 12M cache, 6.40GT/s QPI, DDR3 1333MHz, HT, Turbo |
| LB214AA | Intel® Xeon® Processor X5672 4C 3.20 GHz, 95W, 12M cache, 6.40GT/s QPI, DDR3 1333MHz, HT, Turbo |
| LB215AA | Intel® Xeon® Processor X5675 6C 3.06 GHz, 95W, 12M cache, 6.40GT/s QPI, DDR3 1333MHz, HT, Turbo |