AMD Ryzen 9 5900X vs Ryzen 7 7800X
We compared two desktop CPUs: the 3.7 GHz AMD Ryzen 9 5900X with 12-cores against the 4.5 GHz Ryzen 7 7800X with 8-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 power consumption
The "iGPU" and "Power Efficiency" have a minor impact on the NanoReview Score for desktop CPU.
Choose your main usage scenario to recalculate the Final Score and see which CPU suits your needs.
Value for money (Beta)
Key Differences
Advantages of AMD Ryzen 9 5900X
- Has 24 MB larger L3 cache size, helping fully utilize a high-end GPU in gaming
- Has 4 more physical cores
Advantages of AMD Ryzen 7 7800X
- Newer - released 2 years and 4 months later
- More modern manufacturing process โ 5 versus 7 nanometers
- Newer PCI Express version โ 5.0
- Includes an integrated GPU Radeon Graphics (Ryzen 7000)
- 13% higher Turbo Boost frequency (5.4 GHz vs 4.8 GHz)
Test in Benchmarks
Comparing the performance of CPUs across various tasksCinebench
Cinebench 2024 (Single)
Cinebench 2024 (Multi)
Cinebench Scores (112th and 101st place)
GeekBench v6
Geekbench 6 (Single-Core)
Geekbench 6 (Multi-Core)
| File compression | 1170 MB/sec | - |
| Clang compilation | 126 Klines/sec | - |
| HTML 5 Browser | 217.8 pages/sec | - |
| PDF Renderer | 362 Mpixels/sec | - |
| Text processing | 232 pages/sec | - |
| Background blur | 38.7 images/sec | - |
| Photo processing | 85.1 images/sec | - |
| Ray tracing | 31.5 Mpixels/sec | - |
PassMark
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
| Integer math | 139.7 GOps/sec | 41.6 GOps/sec |
| Floating point math | 77.6 GOps/sec | 25.7 GOps/sec |
| Find prime numbers | 257M Primes/sec | 45M Primes/sec |
| Random string sorting | 51.5M Strings/sec | 23.6M Strings/sec |
| Data encryption | 31 GBytes/sec | 4.4 GBytes/sec |
| Data compression | 498.8 MBytes/sec | 185.6 MBytes/sec |
| Physics | 1984 Frames/sec | 813 Frames/sec |
| Extended instructions | 33.1B Matrices/sec | 15.7B Matrices/sec |
Blender
Blender CPU
Performance Per Watt
| Cinebench 2024 / Watt | 11.4 PPW | 12.1 PPW |
| Geekbench 6 Multi / Watt | 121 PPW | - |
| Passmark CPU Mark / Watt | 370.4 PPW | - |
| Blender / Watt | 3.02 PPW | - |
These are rough calculations, as most CPUs surpass PL1 TDP wattage even in multicore workloads.
Recent User Tests
AMD Ryzen 9 5900X
| Date | Benchmark | Result |
|---|---|---|
| ๐ 2026-03-19 (D) | Cinebench 2024 | 67 / 893 |
| ๐ 2025-11-02 (Zoli) | Cinebench 2024 | 93 / 1254 |
| ๐ 2025-10-12 (Otamatone) | Cinebench 2024 | 92 / 981 |
| ๐ 2025-10-08 (aref) | Cinebench 2024 | 94 / 1015 |
| ๐ 2025-08-15 (SnakeyB) | Cinebench 2024 | 120 / 380 |
AMD Ryzen 7 7800X
No benchmark results yet
Specifications
Full technical specification of AMD Ryzen 9 5900X and Ryzen 7 7800XGeneral
| Vendor | Amd | Amd |
| Released | October 8, 2020 | January 10, 2023 |
| Type | Desktop | Desktop |
| Instruction Set | x86-64 | x86-64 |
| Codename | Zen 3 (Vermeer) | Zen 4 (Raphael) |
| Integrated GPU | No | Radeon Graphics (Ryzen 7000) |
| Rival Equivalent | - Intel Core i9 11900K | - Intel Core i7 13700K |
| Successor | - AMD Ryzen 9 9900X | - |
AMD Ryzen CPU ranking (70th and 43rd place)
CPU
| P-Cores | 12 | 8 |
| P-Threads | 24 | 16 |
| Base Frequency (P) | 3.7 GHz | 4.5 GHz |
| Turbo Boost Frequency (P) | 4.8 GHz | 5.4 GHz |
| Total Cores | 12 | 8 |
| Total Threads | 24 | 16 |
| Bus Frequency | 100 MHz | 100 MHz |
| Multiplier | 37x | 45x |
| L1 Cache | 64K (per core) | - |
| L2 Cache | 512K (per core) | 1MB (per core) |
| L3 Cache | 64MB (shared) | 40MB (shared) |
| Unlocked Multiplier | Yes | Yes |
Package
| Transistors | 4.15 billions | - |
| Fabrication Process | 7 nm | 5 nm |
| TDP (PL1) | 105 W | 105 W |
| Max. Boost TDP (PL2) | 142 W | - |
| Socket | AM4 | AM5 |
| Peak Temperature | 90ยฐC | 95ยฐC |
Desktop CPU ranking (83rd and 58th place)
iGPU
| Integrated Graphics | - | Radeon Graphics (Ryzen 7000) |
| GPU Base Clock | - | 400 MHz |
| GPU Boost Clock | - | 2200 MHz |
| Shading Units | - | 128 |
| TMUs | - | 8 |
| ROPs | - | 4 |
| Execution Units | - | 2 |
| TGP | - | 15 W |
iGPU FLOPS
Memory Support
| Memory Types | - DDR4-3200 | - DDR5-5200 |
| Max. Memory Size | 128 GB | 128 GB |
| Memory Channels | 2 | 2 |
| Max. Memory Bandwidth | 47.68 GB/s | - |
| ECC Support | Yes | - |
Misc
| Official Site | AMD Ryzen 9 5900X official page | - |
| PCI Express Version | 4.0 | 5.0 |
| PCI Express Lanes | 20 | 28 |
Further details
Notes on Ryzen 7 7800X:
- This CPU was never released for the retail market.
Cast your vote
Total votes: 32