Side by side comparison and review of Intel Core i7 6900K (6th Gen) and AMD EPYC 7643P. 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 Core i7 6900K (6th Gen) | AMD EPYC 7643P |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | Intel Core i7 6900K (6th Gen) | AMD EPYC 7643P |
|---|
| Type | Intel Core i7 6900K (6th Gen) | 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 | 140 W | 240 W |
| PCI Express Revision | 3.0 | 4.0 |
| PCI Express Lanes Qty | 40 | - |
| Architecture Features | Enhanced SpeedStep technology, Hyper-Threading Technology, Execute Disable Bit capability, Intel Virtualization Technology, Intel 64 Technology, Intel Turbo Boost Technology 2.0, Intel AES New Instructions (AES-NI), Intel Virtualization Technology for Directed I/O (VT-d), Idle States, Intel VT-x with Extended Page Tables (EPT), Intel Smart Response Technology | AMD Infinity Architecture, AMD Infinity Guard |
| PERFORMANCE |
|---|
| Number of Cores | 8-core | 48-core |
|---|---|---|
| Number of Threads | 16 threads | 96 threads |
| Clock Speed (Frequency) | 3.2 GHz | 2.3 GHz |
| Max Turbo Speed | 3.7 GHz | 3.6 GHz |
| CACHE MEMORY |
|---|
| Cache | 20 MB | 256 MB |
|---|---|---|
| Cache Memory Details | 20 MB | L3 - 256 MB |
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