Intel Core i9 13900K vs AMD Ryzen 9 7900X3D
We compared two desktop CPUs: the 3.0 GHz Intel Core i9 13900K with 24-cores against the 4.4 GHz AMD Ryzen 9 7900X3D with 12-cores. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.
Review
Single-Core Performance
Performance in single-threaded apps and benchmarks
Multi-Core Performance
Measure performance when all cores are involved
Power Efficiency
The efficiency score of electricity consumption
NanoReview Final Score
Generic CPU rating
Key Differences
Advantages of Intel Core i9 13900K
- Has 12 more physical cores
- More than 11° C higher critical temperature
Advantages of AMD Ryzen 9 7900X3D
- Has 94208 KB larger L3 cache size
- More modern manufacturing process – 5 versus 10 nanometers
- 4% higher Turbo Boost frequency (5.6 GHz vs 5.4 GHz)
Benchmarks
Cinebench R23 (Single-Core)
Cinebench R23 (Multi-Core)
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
Geekbench 5 (Single-Core)
Geekbench 5 (Multi-Core)
Specifications
General
| Vendor | Intel | AMD |
| Released | September 27, 2022 | January 4, 2023 |
| Type | Desktop | Desktop |
| instruction set | x86-64 | x86-64 |
| Codename | Raptor Lake | Zen 4 (Raphael) |
| Model number | i9-13900K | - |
| Integrated GPU | UHD Graphics 770 | Radeon Graphics (Ryzen 7000) |
CPU
| P-Cores | 8 | 12 |
| P-Threads | 16 | 24 |
| Base Frequency (P) | 3.0 GHz | 4.4 GHz |
| Turbo Boost Frequency (P) | 5.4 GHz | 5.6 GHz |
| E-Cores | 16 | - |
| E-Threads | 16 | - |
| Base Frequency (E) | 2.2 GHz | - |
| Turbo Boost Frequency (E) | 4.3 GHz | - |
| Total Cores | 24 | 12 |
| Total Threads | 32 | 24 |
| Bus Frequency | 100 MHz | 100 MHz |
| Multiplier | 30x | 44x |
| L1 Cache | 80K (per core) | 64K (per core) |
| L2 Cache | 2MB (per core) | 1MB (per core) |
| L3 Cache | 36MB (shared) | 128MB (shared) |
| Unlocked Multiplier | Yes | - |
Package
| Transistors | - | 13.1 billions |
| Fabrication process | 10 nm | 5 nm |
| Socket | LGA-1700 | AM5 |
| TDP | 125 W | 120 W |
| Max. Boost TDP | 253 W | 162 W |
| Peak temperature | 100°C | 89°C |
iGPU
| Integrated Graphics | Intel UHD Graphics 770 | Radeon Graphics (Ryzen 7000) |
| GPU Base Clock | 300 MHz | 1500 MHz |
| GPU Boost Clock | 1650 MHz | 2200 MHz |
| Shading Units | 256 | 128 |
| TMUs | 16 | 8 |
| ROPs | 8 | 4 |
| Execution Units | 32 | 2 |
| TGP | 15 W | 15 W |
iGPU FLOPS
Memory Support
| Memory types | DDR5-5600, DDR4-3200 | DDR5-5200 |
| Memory Size | 128 GB | 128 GB |
| Max. Memory Channels | 2 | 2 |
| Max. Memory Bandwidth | 89.6 GB/s | - |
| ECC Support | Yes | Yes |
Misc
| Official site | Intel Core i9 13900K official page | AMD Ryzen 9 7900X3D official page |
| PCI Express Version | 5.0 | 5.0 |
| PCI Express Lanes | 20 | 28 |
Cast your vote
Total votes: 103