In depth comparison and review of Intel Xeon E5-4640V4 and AMD EPYC 7643P. 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 E5-4640V4 | AMD EPYC 7643P |
|---|
| Product Type | Processor | Processor |
|---|---|---|
| Packaged Quantity | 2 (specifications are for single item) | - |
| PROCESSOR | Intel Xeon E5-4640V4 | AMD EPYC 7643P |
|---|
| Type | Intel Xeon E5-4640V4 | AMD EPYC 7643P |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | LGA2011-v3 Socket | Socket SP3 |
| Socket Count | - | 1P |
| Manufacturing Process | 14 nm | - |
| Thermal Design Power | 105 W | 240 W |
| Thermal Specification | 80 °C | - |
| PCI Express Revision | 3.0 | 4.0 |
| PCI Express Configurations | X16, x4, x8 | - |
| PCI Express Lanes Qty | 40 | - |
| 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), 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 | AMD Infinity Architecture, AMD Infinity Guard |
| PERFORMANCE |
|---|
| Number of Cores | 12-core | 48-core |
|---|---|---|
| Number of Threads | 24 threads | 96 threads |
| Clock Speed (Frequency) | 2.1 GHz | 2.3 GHz |
| Max Turbo Speed | 2.6 GHz | 3.6 GHz |
| CACHE MEMORY |
|---|
| Cache | 30 MB | 256 MB |
|---|---|---|
| Cache Memory Details | L3 - 30 MB | L3 - 256 MB |
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