Side by side comparison and review of Intel Xeon E7-8891V3 and Intel Xeon E5-2640V4. Compare overall performance, core and thread counts, cache memory, speed, power efficiency, dimensions, socket compatibility and other key specifications and features to simplify the choice of your perfect CPU. Our goal is to make it easier for you to decide on the processor that will best meet your expectations by revealing the main differences between the products.
| GENERAL | Intel Xeon E7-8891V3 | Intel Xeon E5-2640V4 |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | Intel Xeon E7-8891V3 | Intel Xeon E5-2640V4 |
|---|
| Type | Intel Xeon E7-8891V3 | Intel Xeon E5-2640V4 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | LGA2011 Socket | LGA2011 Socket |
| Manufacturing Process | 22 nm | 14 nm |
| Thermal Design Power | 165 W | 90 W |
| Thermal Specification | 79 °C | 76 °C |
| PCI Express Revision | 3.0 | 3.0 |
| PCI Express Configurations | X16, x4, x8 | X16, x4, x8 |
| PCI Express Lanes Qty | 32 | 40 |
| Architecture Features | Intel Turbo Boost Technology 2.0, Intel Advanced Vector Extensions (AVX) | Enhanced SpeedStep technology, Hyper-Threading Technology, Demand Based Switching, Execute Disable Bit capability, Intel Virtualization Technology, Intel 64 Technology, Intel Trusted Execution Technology, Intel Flex Memory Access, Intel Turbo Boost Technology 2.0, Intel AES New Instructions (AES-NI), Thermal Monitoring Technologies, Intel Virtualization Technology for Directed I/O (VT-d), Intel vPro Technology, Idle States, Intel VT-x with Extended Page Tables (EPT), Intel Secure Key, Intel Advanced Vector Extensions 2 (AVX2.0), Intel OS Guard |
| PERFORMANCE |
|---|
| Number of Cores | 10-core | 10-core |
|---|---|---|
| Number of Threads | 20 threads | 20 threads |
| Clock Speed (Frequency) | 2.8 GHz | 2.4 GHz |
| Max Turbo Speed | 3.5 GHz | 3.4 GHz |
| Bus Speed | 1866 MHz | - |
| CACHE MEMORY |
|---|
| Cache | 45 MB | 25 MB |
|---|---|---|
| Cache Memory Details | 45 MB | 25 MB |
| EXPANSION & CONNECTIVITY | Intel Xeon E7-8891V3 | Intel Xeon E5-2640V4 |
|---|
| Expansion Slots | 24 (total) / 24 (free) x memory - DIMM 240-pin | - |
|---|
| MISCELLANEOUS | Intel Xeon E7-8891V3 | Intel Xeon E5-2640V4 |
|---|
| Included Accessories | 2 hot swap fans | - |
|---|---|---|
| Service & Support | Limited warranty - 1 year | - |
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