In depth comparison and review of Intel Core i9 13900KS (13th Gen) and AMD EPYC 7543. 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 Core i9 13900KS (13th Gen) | AMD EPYC 7543 |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | Intel Core i9 13900KS (13th Gen) | AMD EPYC 7543 |
|---|
| Type | Intel Core i9 13900KS (13th Gen) | AMD EPYC 7543 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | FCLGA1700 Socket | Socket SP3 |
| Thermal Design Power | 253 W | 225 W |
| Thermal Specification | 100 °C | - |
| PCI Express Revision | 4.0/5.0 | 4.0 |
| PCI Express Configurations | 1x16+4, 2x8+4 | - |
| PCI Express Lanes Qty | 20 | 128 |
| 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 OS Guard, Intel Turbo Boost Max Technology 3.0, Intel Speed Shift Technology, Mode-based Execute Control (MBE), Intel Volume Management Device (VMD), Intel Boot Guard, Intel Thermal Velocity Boost, Intel Deep Learning Boost (DL Boost), Intel Control-Flow Enforcement Technology, Intel Gaussian and Neural Accelerator 3.0, Intel Thread Director, Instruction Set 64-bit, Intel Stable IT Platform Program (SIPP), Intel Standard Manageability (ISM), Intel Virtualization Technology with Redirect Protection (VT-rp) | AMD Infinity Architecture, AMD Infinity Guard |
| PERFORMANCE |
|---|
| Number of Cores | 24-core | 32-core |
|---|---|---|
| Number of Threads | 32 threads | 64 threads |
| Clock Speed (Frequency) | 3.2 GHz (P-core) / 2.4 GHz (E-core) | 2.8 GHz |
| Max Turbo Speed | 6 GHz (P-core) / 4.3 GHz (E-core) | 3.7 GHz |
| Bus Speed | - | 3200 MHz |
| CACHE MEMORY |
|---|
| Cache | 36 MB | 256 MB |
|---|---|---|
| Cache Memory Details | Smart Cache - 36 MB L2 - 32 MB |
L3 - 256 MB |
| INTEGRATED GRAPHICS (GPU) | Intel Core i9 13900KS (13th Gen) | AMD EPYC 7543 |
|---|
| Type | Intel UHD Graphics 770 | - |
|---|---|---|
| Base Frequency | 300 MHz | - |
| Max Dynamic Frequency | 1.65 GHz | - |
| Max Supported Resolution | 5120x3200@120Hz (eDP), 7680x4320@60Hz (DP), 4096x2160@60Hz (HDMI) | - |
| Features | Intel Clear Video HD Technology, Intel Quick Sync Video, Quad Display Capable | - |
| MISCELLANEOUS | Intel Core i9 13900KS (13th Gen) | AMD EPYC 7543 |
|---|
| Service & Support | Limited warranty - 1 year | - |
|---|
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