In depth comparison and review of Intel Xeon E5649 and Intel Xeon E5-2637. Compare dimensions, performance, cache memory, number of cores, clock speed, RAM, power efficiency and other important specifications and features to easily choose the right CPU for you. Our goal is to help you uncover differences between the products and find the processor that will best fit your needs.
| GENERAL | Intel Xeon E5649 | Intel Xeon E5-2637 |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | Intel Xeon E5649 | Intel Xeon E5-2637 |
|---|
| Type | Intel Xeon E5649 | Intel Xeon E5-2637 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | LGA1366 Socket | LGA2011 Socket |
| Core Voltage | 0.75 V - 1.35 V | 0.6 V - 1.35 V |
| Manufacturing Process | 32 nm | 32 nm |
| Thermal Design Power | 80 W | 80 W |
| Thermal Specification | 76.2 °C | 70 °C |
| PCI Express Revision | - | 3.0 |
| PCI Express Lanes Qty | - | 40 |
| Architecture Features | Hyper-Threading Technology, Demand Based Switching, Execute Disable Bit capability, Intel Virtualization Technology | Execute Disable Bit capability, Intel Virtualization Technology |
| PERFORMANCE |
|---|
| Number of Cores | 6-core | Dual-Core |
|---|---|---|
| Number of Threads | 12 threads | 4 threads |
| Clock Speed (Frequency) | 2.53 GHz | 3 GHz |
| Max Turbo Speed | 2.93 GHz | 3.5 GHz |
| Bus Speed | 1333 MHz | 1600 MHz |
| 64-bit Computing | Yes | Yes |
| CACHE MEMORY |
|---|
| Cache | 12 MB | 5 MB |
|---|---|---|
| Cache Memory Details | L3 - 12 MB L2 - 6 x 256 KB |
5 MB |
| Installed Size | 12 MB | 5 MB |
| EXPANSION & CONNECTIVITY | Intel Xeon E5649 | Intel Xeon E5-2637 |
|---|
| Compatible Slots | 1 x processor | 1 x processor - LGA2011 Socket |
|---|
| MISCELLANEOUS | Intel Xeon E5649 | Intel Xeon E5-2637 |
|---|
| Included Accessories | Heat sink | Cooler (fansink) |
|---|---|---|
| Compliant Standards | RoHS | RoHS |
| Service & Support | Limited warranty - 1 year | - |
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