Side by side comparison and review of Intel Core i9 13900K (13th Gen) and AMD Ryzen 9 7900. 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 13900K (13th Gen) | AMD Ryzen 9 7900 |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | Intel Core i9 13900K (13th Gen) | AMD Ryzen 9 7900 |
|---|
| Type | Intel Core i9 13900K (13th Gen) | AMD Ryzen 9 7900 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | LGA1700 Socket | Socket AM5 |
| Manufacturing Process | 7 nm | 5 nm |
| Thermal Design Power | 253 W | 65 W |
| Thermal Specification | 100 °C | 95 °C |
| PCI Express Revision | 4.0/5.0 | 5.0 |
| PCI Express Configurations | 1x16+1x4, 2x8+1x4 | - |
| PCI Express Lanes Qty | 20 | 28 |
| Architecture Features | 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), 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 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 Ryzen Master Utility, AMD EXPO Technology, AMD RyzenTechnologies, "Zen 4" Core Architecture |
| PERFORMANCE |
|---|
| Number of Cores | 24-core | 12-core |
|---|---|---|
| Number of Threads | 32 threads | 24 threads |
| Clock Speed (Frequency) | 3 GHz | 3.7 GHz |
| Max Turbo Speed | 5.8 GHz | 5.4 GHz |
| CACHE MEMORY |
|---|
| Cache | 36 MB | 64 MB |
|---|---|---|
| Cache Memory Details | Smart Cache - 36 MB L2 - 32 MB |
L1 - 768 KB L2 - 12 MB L3 - 64 MB |
| INTEGRATED GRAPHICS (GPU) | Intel Core i9 13900K (13th Gen) | AMD Ryzen 9 7900 |
|---|
| Type | Intel UHD Graphics 770 | Radeon Graphics |
|---|---|---|
| Base Frequency | 300 MHz | 400 MHz |
| Max Dynamic Frequency | 1.65 GHz | 2.2 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 13900K (13th Gen) | AMD Ryzen 9 7900 |
|---|
| Included Accessories | - | AMD Wraith Prism |
|---|---|---|
| Service & Support | Limited warranty - 3 years | Limited warranty - parts and labour - 3 years |
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