Apple M5 Pro (18-Core) vs Intel Core Ultra 7 251HX
[ VERDICT ]
Winner: Apple M5 Pro (18-Core) (97/100)
Apple M5 Pro (18-Core) leads overall with a score of 97/100 compared to Intel Core Ultra 7 251HX (75/100), offering superior measured performance and technical specifications.
Benchmark Performance Comparison
Normalized Lab Scores| Benchmark | Apple M5 Pro (18-Core) | Intel Core Ultra 7 251HX |
|---|---|---|
| Efficiency | 98.0 Excellent WINNER | 79.0 Good |
| Performance | 100.0 Excellent WINNER | 83.0 Very Good |
Detailed Technical Specifications
CPU
| Specification | Apple M5 Pro (18-Core) | Intel Core Ultra 7 251HX |
|---|---|---|
| Base Frequency (E) | 4.38 GHz | 2.5 GHz |
| Base Frequency (P) | 4.61 GHz | 2.9 GHz |
| E-Cores | 12 | 12 |
| E-Threads | 12 | 12 |
| L1 Cache | 192K (per core) | 192K (per core) |
| Multiplier | 46x | 29x |
| P-Cores | 6 | 6 |
| P-Threads | 6 | 6 |
| Total Cores | 18 | 18 |
| Total Threads | 18 | 18 |
| Unlocked Multiplier | No | Yes |
| Bus Frequency | — | 100 MHz |
| L2 Cache | — | 2MB (per core) |
| L3 Cache | — | 30MB (shared) |
| Turbo Boost Frequency (E) | — | 4.5 GHz |
| Turbo Boost Frequency (P) | — | 5.1 GHz |
GeekBench v6
| Specification | Apple M5 Pro (18-Core) | Intel Core Ultra 7 251HX |
|---|---|---|
| Background blur | 100.3 images/sec | — |
| Clang compilation | 262.5 Klines/sec | — |
| File compression | 2530 MB/sec | — |
| HTML 5 Browser | 738.1 pages/sec | — |
| PDF Renderer | 744.9 Mpixels/sec | — |
| Photo processing | 250.8 images/sec | — |
| Ray tracing | 46.5 Mpixels/sec | — |
| Text processing | 450.7 pages/sec | — |
General
| Specification | Apple M5 Pro (18-Core) | Intel Core Ultra 7 251HX |
|---|---|---|
| Codename | Apple M5 | Arrow Lake |
| Instruction Set | ARMv9 | x86-64 |
| Integrated GPU | Apple M5 Pro GPU (20-core) | Arc Graphics (4-Cores) |
| Released | March 3, 2026 | April 1, 2026 |
| Type | Laptop | Laptop |
| Vendor | Apple | Intel |
| Model number | — | 251HX |
Memory Support
| Specification | Apple M5 Pro (18-Core) | Intel Core Ultra 7 251HX |
|---|---|---|
| ECC Support | No | No |
| Max. Memory Bandwidth | 307 GB/s | 102.4 GB/s |
| Max. Memory Size | 64 GB | 256 GB |
| Memory Channels | 16 | 2 |
| Memory Types | - LPDDR5X-9600 | - DDR5-6400 |
Package
| Specification | Apple M5 Pro (18-Core) | Intel Core Ultra 7 251HX |
|---|---|---|
| Fabrication Process | 3 nm | 3 nm |
| Peak Temperature | 100°C | 105°C |
| Socket | Apple M-Socket | FCBGA-2114 |
| Transistors | 28 billions | — |
| Max. Boost TDP (PL2) | — | 160 W |
| TDP (PL1) | — | 45-55 W (configurable) |
PassMark
| Specification | Apple M5 Pro (18-Core) | Intel Core Ultra 7 251HX |
|---|---|---|
| Data compression | 697.9 MBytes/sec | 512.7 MBytes/sec |
| Data encryption | 40.8 GBytes/sec | 39.2 GBytes/sec |
| Extended instructions | 33.3B Matrices/sec | 39.9B Matrices/sec |
| Find prime numbers | 486M Primes/sec | 440M Primes/sec |
| Floating point math | 186.8 GOps/sec | 152.1 GOps/sec |
| Integer math | 132.7 GOps/sec | 122 GOps/sec |
| Physics | 5687 Frames/sec | 2500 Frames/sec |
| Random string sorting | 85.6M Strings/sec | 61.6M Strings/sec |
iGPU
| Specification | Apple M5 Pro (18-Core) | Intel Core Ultra 7 251HX |
|---|---|---|
| Execution Units | 320 | 64 |
| GPU Boost Clock | 1620 MHz | 1800 MHz |
| Integrated Graphics | Apple M5 Pro GPU (20-core) | Arc Graphics (4-Cores) |
| ROPs | 80 | 16 |
| Shading Units | 2560 | 512 |
| TGP | 28 W | 14 W |
| TMUs | 160 | 32 |
| GPU Base Clock | — | 300 MHz |
Misc
| Specification | Apple M5 Pro (18-Core) | Intel Core Ultra 7 251HX |
|---|---|---|
| Official Site | — | Intel Core Ultra 7 251HX official page |
| PCI Express Lanes | — | 24 |
| PCI Express Version | — | 5.0 |
Performance Per Watt
| Specification | Apple M5 Pro (18-Core) | Intel Core Ultra 7 251HX |
|---|---|---|
| Cinebench 2024 / Watt | — | 32 PPW |
| Geekbench 6 Multi / Watt | — | 277.8 PPW |
| Passmark CPU Mark / Watt | — | 849.6 PPW |
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