AMD Ryzen 9 9955HX vs Apple M5 Pro (18-Core)
[ VERDICT ]
Winner: Apple M5 Pro (18-Core) (97/100)
Apple M5 Pro (18-Core) leads overall with a score of 97/100 compared to AMD Ryzen 9 9955HX (82/100), offering superior measured performance and technical specifications.
Benchmark Performance Comparison
Normalized Lab Scores| Benchmark | AMD Ryzen 9 9955HX | Apple M5 Pro (18-Core) |
|---|---|---|
| Efficiency | 77.0 Good | 98.0 Excellent WINNER |
| Performance | 88.0 Very Good | 100.0 Excellent WINNER |
Detailed Technical Specifications
CPU
| Specification | AMD Ryzen 9 9955HX | Apple M5 Pro (18-Core) |
|---|---|---|
| Base Frequency (P) | 2.5 GHz | 4.61 GHz |
| Bus Frequency | 100 MHz | — |
| L1 Cache | 80K (per core) | 192K (per core) |
| L2 Cache | 1MB (per core) | — |
| L3 Cache | 64MB (shared) | — |
| Multiplier | 25x | 46x |
| P-Cores | 16 | 6 |
| P-Threads | 32 | 6 |
| Total Cores | 16 | 18 |
| Total Threads | 32 | 18 |
| Turbo Boost Frequency (P) | 5.4 GHz | — |
| Unlocked Multiplier | Yes | No |
| Base Frequency (E) | — | 4.38 GHz |
| E-Cores | — | 12 |
| E-Threads | — | 12 |
Cinebench
| Specification | AMD Ryzen 9 9955HX | Apple M5 Pro (18-Core) |
|---|---|---|
| Cinebench 2026 (Multi) | 8163 | — |
| Cinebench 2026 (Single) | 717 | — |
GeekBench v6
| Specification | AMD Ryzen 9 9955HX | Apple M5 Pro (18-Core) |
|---|---|---|
| Background blur | 70.4 images/sec | 100.3 images/sec |
| Clang compilation | 222.1 Klines/sec | 262.5 Klines/sec |
| File compression | 1520 MB/sec | 2530 MB/sec |
| HTML 5 Browser | 329.3 pages/sec | 738.1 pages/sec |
| PDF Renderer | 545.2 Mpixels/sec | 744.9 Mpixels/sec |
| Photo processing | 123 images/sec | 250.8 images/sec |
| Ray tracing | 53.8 Mpixels/sec | 46.5 Mpixels/sec |
| Text processing | 341.3 pages/sec | 450.7 pages/sec |
General
| Specification | AMD Ryzen 9 9955HX | Apple M5 Pro (18-Core) |
|---|---|---|
| Codename | Zen 5 (Fire Range) | Apple M5 |
| Instruction Set | x86-64 | ARMv9 |
| Integrated GPU | Radeon 610M | Apple M5 Pro GPU (20-core) |
| Intel Equivalent | -Intel Core Ultra 9 285HX | — |
| Model number | 9955HX | — |
| Released | January 7, 2025 | March 3, 2026 |
| Type | Laptop | Laptop |
| Vendor | Amd | Apple |
Memory Support
| Specification | AMD Ryzen 9 9955HX | Apple M5 Pro (18-Core) |
|---|---|---|
| ECC Support | Yes | No |
| Max. Memory Size | 96 GB | 64 GB |
| Memory Channels | 2 | 16 |
| Memory Types | - DDR5-5600 | - LPDDR5X-9600 |
| Max. Memory Bandwidth | — | 307 GB/s |
Misc
| Specification | AMD Ryzen 9 9955HX | Apple M5 Pro (18-Core) |
|---|---|---|
| Official Site | AMD Ryzen 9 9955HX official page | — |
| PCI Express Lanes | 28 | — |
| PCI Express Version | 5.0 | — |
| Technologies | - Memory: AMD EXPO- Compute: AVX-512, BMI1, BMI2, F16C, SHA- Performance: Precision Boost 2, Precision Boost OD, SMT- Virtualization: AMD-V- Security: EVP, SMAP, SMEP | — |
Package
| Specification | AMD Ryzen 9 9955HX | Apple M5 Pro (18-Core) |
|---|---|---|
| Fabrication Process | 4 nm | 3 nm |
| Max. Boost TDP (PL2) | 101 W | — |
| Peak Temperature | 100°C | 100°C |
| Socket | FL1 | Apple M-Socket |
| TDP (PL1) | 55-75 W (configurable) | — |
| Transistors | — | 28 billions |
PassMark
| Specification | AMD Ryzen 9 9955HX | Apple M5 Pro (18-Core) |
|---|---|---|
| Data compression | 734.3 MBytes/sec | 697.9 MBytes/sec |
| Data encryption | 37.4 GBytes/sec | 40.8 GBytes/sec |
| Extended instructions | 58.2B Matrices/sec | 33.3B Matrices/sec |
| Find prime numbers | 288M Primes/sec | 486M Primes/sec |
| Floating point math | 137 GOps/sec | 186.8 GOps/sec |
| Integer math | 213 GOps/sec | 132.7 GOps/sec |
| Physics | 2722 Frames/sec | 5687 Frames/sec |
| Random string sorting | 78.1M Strings/sec | 85.6M Strings/sec |
Performance Per Watt
| Specification | AMD Ryzen 9 9955HX | Apple M5 Pro (18-Core) |
|---|---|---|
| Blender / Watt | 7.19 PPW | — |
| Cinebench 2024 / Watt | 27.9 PPW | — |
| Geekbench 6 Multi / Watt | 259.3 PPW | — |
| Passmark CPU Mark / Watt | 750.7 PPW | — |
Recent User Tests
| Specification | AMD Ryzen 9 9955HX | Apple M5 Pro (18-Core) |
|---|---|---|
| Date | Benchmark | — |
| 📘 2025-06-08(Thebakedging) | Cinebench 2024 | — |
| 📘 2026-04-26(Runzliger-Bert) | Cinebench 2024 | — |
| 📘 2026-06-21(Tino) | Cinebench 2026 | — |
iGPU
| Specification | AMD Ryzen 9 9955HX | Apple M5 Pro (18-Core) |
|---|---|---|
| Execution Units | 2 | 320 |
| GPU Base Clock | 400 MHz | — |
| GPU Boost Clock | 2200 MHz | 1620 MHz |
| Integrated Graphics | Radeon 610M | Apple M5 Pro GPU (20-core) |
| ROPs | 4 | 80 |
| Shading Units | 128 | 2560 |
| TGP | 15 W | 28 W |
| TMUs | 8 | 160 |
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