Key Differences
Advantages of Intel Core Ultra 9 275HX
Advantages of AMD Ryzen 9 9955HX
Specifications
Performance
| L3 Cache | 36MB (shared) | 64MB (shared) |
| Integrated GPU | Arc Graphics (4-Cores) | Radeon 610M |
| TGP | 14 W | 15 W |
Display
| Type | Laptop | Laptop |
Other
| File compression | 1480 MB/sec | 1520 MB/sec |
| Clang compilation | 216.2 Klines/sec | 222.1 Klines/sec |
| HTML 5 Browser | 435.5 pages/sec | 329.3 pages/sec |
| PDF Renderer | 545.5 Mpixels/sec | 545.2 Mpixels/sec |
| Text processing | 344.8 pages/sec | 341.3 pages/sec |
| Background blur | 78.6 images/sec | 70.4 images/sec |
| Photo processing | 156.4 images/sec | 123 images/sec |
| Ray tracing | 46.2 Mpixels/sec | 53.8 Mpixels/sec |
| Integer math | 155.9 GOps/sec | 211.8 GOps/sec |
| Floating point math | 192.5 GOps/sec | 135.7 GOps/sec |
| Find prime numbers | 453M Primes/sec | 292M Primes/sec |
| Random string sorting | 74.6M Strings/sec | 76.7M Strings/sec |
| Data encryption | 47.4 GBytes/sec | 37 GBytes/sec |
| Data compression | 608.9 MBytes/sec | 721.1 MBytes/sec |
| Physics | 3387 Frames/sec | 2734 Frames/sec |
| Extended instructions | 47B Matrices/sec | 57B Matrices/sec |
| Cinebench 2024 / Watt | 36.8 PPW | 27.9 PPW |
| Geekbench 6 Multi / Watt | 371.8 PPW | 259.3 PPW |
| Passmark CPU Mark / Watt | 1017.6 PPW | 744.1 PPW |
| Blender / Watt | 6.54 PPW | 7.19 PPW |
| Vendor | Intel | Amd |
| Released | January 6, 2025 | January 7, 2025 |
| Instruction Set | x86-64 | x86-64 |
| Codename | Arrow Lake | Zen 5 (Fire Range) |
| Model number | 275HX | 9955HX |
| Rival Equivalent | AMD Ryzen 9 9850HX | Intel Core Ultra 9 285HX |
| P-Cores | 8 | 16 |
| P-Threads | 8 | 32 |
| Base Frequency (P) | 2.7 GHz | 2.5 GHz |
| Turbo Boost Frequency (P) | 5.4 GHz | 5.4 GHz |
| E-Cores | 16 | - |
| E-Threads | 16 | - |
| Base Frequency (E) | 2.1 GHz | - |
| Turbo Boost Frequency (E) | 4.6 GHz | - |
| Total Cores | 24 | 16 |
| Total Threads | 24 | 32 |
| Bus Frequency | 100 MHz | 100 MHz |
| Multiplier | 27x | 25x |
| L1 Cache | 112K (per core) | 80K (per core) |
| L2 Cache | 2MB (per core) | 1MB (per core) |
| Unlocked Multiplier | Yes | Yes |
| Fabrication Process | 3 nm | 4 nm |
| TDP (PL1) | 45-55 W (configurable) | 55-75 W (configurable) |
| Max. Boost TDP (PL2) | 160 W | 101 W |
| Socket | FCBGA-2114 | FL1 |
| Peak Temperature | 105°C | 100°C |
| Integrated Graphics | Arc Graphics (4-Cores) | Radeon 610M |
| GPU Base Clock | 300 MHz | 400 MHz |
| GPU Boost Clock | 1900 MHz | 2200 MHz |
| Shading Units | 512 | 128 |
| TMUs | 32 | 8 |
| ROPs | 16 | 4 |
| Execution Units | 64 | 2 |
| Memory Types | - DDR5-6400 | - DDR5-5600 |
| Max. Memory Size | 256 GB | 96 GB |
| Memory Channels | 2 | 2 |
| ECC Support | Yes | Yes |
| Official Site | Intel Core Ultra 9 275HX official page | AMD Ryzen 9 9955HX official page |
| PCI Express Version | 5.0 | 5.0 |
| PCI Express Lanes | 24 | 28 |