In depth comparison and review of Intel Xeon E7-4820 and Intel Xeon X5647. 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 E7-4820 | Intel Xeon X5647 |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | Intel Xeon E7-4820 | Intel Xeon X5647 |
|---|
| Type | Intel Xeon E7-4820 | Intel Xeon X5647 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | LGA1567 Socket | LGA1366 Socket |
| Manufacturing Process | 32 nm | 32 nm |
| Thermal Design Power | 105 W | 130 W |
| Thermal Specification | 64 °C | 80.4 °C |
| Architecture Features | Hyper-Threading Technology, Execute Disable Bit capability, Intel Virtualization Technology | Hyper-Threading Technology, Demand Based Switching, Execute Disable Bit capability, Intel Virtualization Technology |
| PERFORMANCE |
|---|
| Number of Cores | 8-core | Quad-Core |
|---|---|---|
| Number of Threads | 16 threads | 8 threads |
| Clock Speed (Frequency) | 2 GHz | 2.93 GHz |
| Max Turbo Speed | 2.27 GHz | 3.2 GHz |
| Bus Speed | 2933 MHz | 1333 MHz |
| 64-bit Computing | Yes | Yes |
| CACHE MEMORY |
|---|
| Cache | 18 MB | 12 MB |
|---|---|---|
| Cache Memory Details | L3 - 18 MB L2 - 8 x 256 KB |
L2 - 6 x 256 KB |
| Installed Size | 18 MB | 12 MB |
| EXPANSION & CONNECTIVITY | Intel Xeon E7-4820 | Intel Xeon X5647 |
|---|
| Compatible Slots | 2 x processor - LGA1567 Socket | 1 x processor |
|---|
| MISCELLANEOUS | Intel Xeon E7-4820 | Intel Xeon X5647 |
|---|
| Included Accessories | Heat sink | - |
|---|---|---|
| Compliant Standards | RoHS | RoHS |
| Service & Support | Limited warranty - 1 year | Limited warranty - 3 years |
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