Side by side comparison and review of Intel Xeon E5-2640V3 and Intel Core i9 7940X X-series (7th Gen). 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 E5-2640V3 | Intel Core i9 7940X X-series (7th Gen) |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | Intel Xeon E5-2640V3 | Intel Core i9 7940X X-series (7th Gen) |
|---|
| Type | Intel Xeon E5-2640V3 | Intel Core i9 7940X X-series (7th Gen) |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | LGA2011 Socket | LGA2066 Socket |
| Core Voltage | 0.65 V - 1.30 V | - |
| Manufacturing Process | 22 nm | - |
| Thermal Design Power | 90 W | 165 W |
| Thermal Specification | 74.3 °C | 102 °C |
| PCI Express Revision | 3.0 | 3.0 |
| PCI Express Configurations | X16, x4, x8 | - |
| PCI Express Lanes Qty | 40 | 44 |
| Architecture Features | Enhanced SpeedStep technology, Hyper-Threading Technology, Execute Disable Bit capability, Intel Virtualization Technology, Intel 64 Technology, Intel Trusted Execution Technology, 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 TSX-NI, Intel OS Guard | Enhanced SpeedStep technology, Hyper-Threading Technology, Execute Disable Bit capability, Intel Virtualization Technology, Intel 64 Technology, streaming SIMD extensions 4.1, streaming SIMD extensions 4.2, Intel Turbo Boost Technology 2.0, Intel AES New Instructions (AES-NI), Intel Virtualization Technology for Directed I/O (VT-d), Intel Advanced Vector Extensions 2 (AVX2.0), Intel Turbo Boost Max Technology 3.0, Intel Optane Memory Supported |
| PERFORMANCE |
|---|
| Number of Cores | 8-core | 14-core |
|---|---|---|
| Number of Threads | 16 threads | 28 threads |
| Clock Speed (Frequency) | 2.6 GHz | 3.1 GHz |
| Max Turbo Speed | 3.4 GHz | 4.3 GHz |
| Bus Speed | 4000 MHz | - |
| CACHE MEMORY |
|---|
| Cache | 20 MB | 19.25 MB |
|---|---|---|
| Cache Memory Details | Smart Cache - 20 MB | L3 - 19.25 MB |
| Installed Size | 20 MB | - |
| MISCELLANEOUS | Intel Xeon E5-2640V3 | Intel Core i9 7940X X-series (7th Gen) |
|---|
| Included Accessories | Additional fan | - |
|---|---|---|
| Compliant Standards | RoHS | - |
| Service & Support | Limited warranty - 1 year | - |
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