Side by side comparison and review of Intel Core i9 13900KS (13th Gen) and AMD EPYC 7451. 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 i9 13900KS (13th Gen) | AMD EPYC 7451 |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | Intel Core i9 13900KS (13th Gen) | AMD EPYC 7451 |
|---|
| Type | Intel Core i9 13900KS (13th Gen) | AMD EPYC 7451 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | FCLGA1700 Socket | Socket SP3 |
| Thermal Design Power | 253 W | 180 W |
| Thermal Specification | 100 °C | - |
| PCI Express Revision | 4.0/5.0 | - |
| PCI Express Configurations | 1x16+4, 2x8+4 | - |
| PCI Express Lanes Qty | 20 | - |
| 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) | "Zen" Core Architecture |
| PERFORMANCE |
|---|
| Number of Cores | 24-core | 24-core |
|---|---|---|
| Number of Threads | 32 threads | 48 threads |
| Clock Speed (Frequency) | 3.2 GHz (P-core) / 2.4 GHz (E-core) | 2.3 GHz |
| Max Turbo Speed | 6 GHz (P-core) / 4.3 GHz (E-core) | 3.2 GHz |
| CACHE MEMORY |
|---|
| Cache | 36 MB | 64 MB |
|---|---|---|
| Cache Memory Details | Smart Cache - 36 MB L2 - 32 MB |
L3 - 64 MB |
| INTEGRATED GRAPHICS (GPU) | Intel Core i9 13900KS (13th Gen) | AMD EPYC 7451 |
|---|
| 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 7451 |
|---|
| Included Accessories | - | Performance heatsink |
|---|---|---|
| Service & Support | Limited warranty - 1 year | - |
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