Apple M3 Ultra vs AMD Ryzen 9 7900X
vs
We compared two CPUs: the Apple M3 Ultra vs AMD Ryzen 9 7900X. The Apple M3 Ultra features 32 cores and 32 threads with a maximum clock speed of N/A, while the AMD Ryzen 9 7900X has 12 cores and 24 threads with a maximum clock speed of Up to 5.6 GHz. Let's see which CPU performs better in terms of benchmarks and specifications.
Why Apple M3 Ultra is better than AMD Ryzen 9 7900X
- Geekbench 6 shows 12% faster single-core and 58% faster multi-core performance
- 884% higher memory bandwidth (819 GB/s vs 83.2 GB/s)
- More advanced 3nm manufacturing process (vs 5nm)
- 167% more cores (32 cores vs 12 cores)
- Released about 2 years and 6 months later
- Lower power consumption (140 W vs 170 W)
Why AMD Ryzen 9 7900X is better than Apple M3 Ultra
- Unlocked multiplier for overclocking
Performance Scores
Single-Core Score
Apple M3 Ultra
90
AMD Ryzen 9 7900X
85
Multi-Core Score
Apple M3 Ultra
99
AMD Ryzen 9 7900X
73
Total Score
Apple M3 Ultra
95
AMD Ryzen 9 7900X
79
Geekbench 6
Single-Core
Apple M3 Ultra +12%
Apple M3 Ultra
3,233
AMD Ryzen 9 7900X
2,896
Multi-Core
Apple M3 Ultra +58%
Apple M3 Ultra
28,195
AMD Ryzen 9 7900X
17,852
| Single-Core | 3,233 | 2,896 |
| Multi-Core | 28,195 | 17,852 |
Apple M3 Ultra
vs
AMD Ryzen 9 7900X
General Info
| Manufacturer | Apple | AMD |
| Launch Date | March 5, 2025 | September 27, 2022 |
| Generation | Apple M3 family | Ryzen 7000 Series |
| Codename | Apple M3 | Raphael (Zen 4) |
| Type | Desktop | Desktop |
| Class | High-end | High-end |
| Unlocked Multiplier | No | Yes |
| Architecture | - | Zen 4 |
| Lithography | 3 nm | 5 nm TSMC |
CPU
| Total Cores | 32 | 12 |
| Total Threads | 32 | 24 |
| Performance Cores | 24 | - |
| Performance Threads | 24 | - |
| Efficient Cores | 8 | - |
| Efficient Threads | 8 | - |
| P-Core Base Frequency | 4.05 GHz | 4.7 GHz |
| P-Core Max Turbo Frequency | - | Up to 5.6 GHz |
| E-Core Base Frequency | 2.75 GHz | - |
| L1 Cache | 192KB (Per core) | 768 KB |
| L2 Cache | 64 MB (shared) | 12 MB |
| L3 Cache | - | 64 MB shared |
Memory
| Memory Type | LPDDR5-6400 | DDR5-5200 |
| Max Memory Size | 512 GB unified memory | 128 GB |
| Max Bandwidth | 819 GB/s | 83.2 GB/s |
| Memory Channels | 8 | 2 |
| ECC Support | No | Yes |
GPU
| Integrated GPU | Apple M3 Ultra GPU (80-core) | AMD Radeon Graphics |
| GPU Base Frequency | - | 400 MHz |
| GPU Max Frequency | - | 2200 MHz |
| Max Resolution HDMI | 8K @ 60Hz & 4K @ 240Hz | 8K @ 60 Hz |
| Max Resolution DP | 8K @ 60 Hz & 4K @ 240Hz | 4K @ 60 Hz |
| 4K Support | Yes | Yes |
Power & I/O
| Socket | Apple M-Socket | AM5 socket |
| PCIe Version | - | PCIe 5.0 |
| PCIe Lanes | - | 24 |
| Base TDP (PL1) | 140 W | 170 W |
| Max Turbo Power (PL2) | - | 230 W |
| Max Temperature | 100 °C | 95 °C |
| Instruction Set | ARMv8 (64-bit) | x86-64 |