In depth comparison and review of Intel Xeon E5-2643V3 and Intel Xeon E7-4820V4. 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 E5-2643V3 | Intel Xeon E7-4820V4 |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | Intel Xeon E5-2643V3 | Intel Xeon E7-4820V4 |
|---|
| Type | Intel Xeon E5-2643V3 | Intel Xeon E7-4820V4 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | LGA2011-v3 Socket | LGA2011 Socket |
| Core Voltage | 0.65 V - 1.30 V | - |
| Manufacturing Process | 22 nm | 14 nm |
| Thermal Design Power | 135 W | 115 W |
| Thermal Specification | 77 °C | - |
| PCI Express Revision | 3.0 | 3.0 |
| PCI Express Configurations | X16, x4, x8 | X16, x4, x8 |
| PCI Express Lanes Qty | 40 | 32 |
| Architecture Features | Integrated memory controller | Hyper-Threading Technology |
| PERFORMANCE |
|---|
| Number of Cores | 6-core | 10-core |
|---|---|---|
| Number of Threads | 12 threads | 20 threads |
| Clock Speed (Frequency) | 3.4 GHz | 2 GHz |
| Max Turbo Speed | 3.7 GHz | - |
| Bus Speed | 4800 MHz | 1866 MHz |
| CACHE MEMORY |
|---|
| Cache | 20 MB | 25 MB |
|---|---|---|
| Cache Memory Details | 20 MB | 25 MB |
| Installed Size | 20 MB | - |
| EXPANSION & CONNECTIVITY | Intel Xeon E5-2643V3 | Intel Xeon E7-4820V4 |
|---|
| Expansion Slots | - | 24 (total) / 24 (free) x memory - DIMM 288-pin |
|---|
| MISCELLANEOUS | Intel Xeon E5-2643V3 | Intel Xeon E7-4820V4 |
|---|
| Included Accessories | Additional fan | 2 hot swap fans |
|---|---|---|
| Compliant Standards | RoHS | - |
| Service & Support | Limited warranty - 1 year | - |
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