Apple M3 Ultra vs AMD Ryzen 9 7950X3D
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We compared two CPUs: the Apple M3 Ultra vs AMD Ryzen 9 7950X3D. The Apple M3 Ultra features 32 cores and 32 threads, while the AMD Ryzen 9 7950X3D has 16 cores and 32 threads with a maximum clock speed of 5.7 GHz. Let's see which CPU performs better in terms of benchmarks and specifications.
Why Apple M3 Ultra is better than AMD Ryzen 9 7950X3D
- Released about 2 years and 1 month later
- More advanced 3nm manufacturing process (vs 5nm)
- Geekbench 6 shows 9% faster single-core and 45% faster multi-core performance
- 100% more cores (32 cores vs 16 cores)
- 884% higher memory bandwidth (819 GB/s vs 83.2 GB/s)
Why AMD Ryzen 9 7950X3D is better than Apple M3 Ultra
- Lower power consumption (120 W vs 140 W)
- Unlocked multiplier for overclocking
Performance Scores
Single-Core Score
Apple M3 Ultra
90
AMD Ryzen 9 7950X3D
87
Multi-Core Score
Apple M3 Ultra
99
AMD Ryzen 9 7950X3D
84
Total Score
Apple M3 Ultra
95
AMD Ryzen 9 7950X3D
85
Geekbench 6
Single-Core
Apple M3 Ultra +9%
Apple M3 Ultra
3,233
AMD Ryzen 9 7950X3D
2,978
Multi-Core
Apple M3 Ultra +45%
Apple M3 Ultra
28,195
AMD Ryzen 9 7950X3D
19,437
| Single-Core | 3,233 | 2,978 |
| Multi-Core | 28,195 | 19,437 |
Apple M3 Ultra
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AMD Ryzen 9 7950X3D
General Info
| Manufacturer | Apple | AMD |
| Launch Date | March 5, 2025 | February 28, 2023 |
| Generation | Apple M3 family | Ryzen 7000X3D 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 |
CPU
| Total Cores | 32 | 16 |
| Total Threads | 32 | 32 |
| Performance Cores | 24 | - |
| Performance Threads | 24 | - |
| Efficient Cores | 8 | - |
| Efficient Threads | 8 | - |
| P-Core Base Frequency | 4.05 GHz | 4.2 GHz |
| P-Core Max Turbo Frequency | - | 5.7 GHz |
| E-Core Base Frequency | 2.75 GHz | - |
| L1 Cache | 192KB (Per core) | 1 MB |
| L2 Cache | 64 MB (shared) | 16 MB |
| L3 Cache | - | 128 MB |
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 (RDNA 2) |
| 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 | 120 W |
| Max Turbo Power (PL2) | - | 162 W |
| Max Temperature | 100 °C | 89 °C |
| Instruction Set | ARMv8 (64-bit) | x86-64 |