AMD Ryzen 9 9955HX vs AMD Ryzen 9 9900X
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Compared 2 processors: AMD Ryzen 9 9955HX, vs AMD Ryzen 9 9900X. Below are specs, tests, pros and cons for each device
Review
Single-Thread Perf.
Single-Core Benchmark Score
Multi-Thread Perf.
Multi-Core Benchmark Score
Energy Efficiency
Chip Power Efficiency
Integrated Graphics
iGPU Performance in Games & 3D
Tests & specs
Specs & test comparisonBenchmarks
| Integer Math | n/a | 181.6 GOps/s |
| Floating-Point Math | n/a | 120.4 GOps/s |
| Prime Number Search | n/a | 433 M primes/s |
| Random String Sort | n/a | 72.5 M strings/s |
| Data Encryption | n/a | 33.5 GB/s |
| Data Compression | n/a | 686.1 MB/s |
| Physics | n/a | 3397 frames/s |
| Extended Instructions | n/a | 554 M matrices/s |
| File Compression | n/a | 1510 MB/s |
| Clang Compilation | n/a | 191.4 KLines/s |
| HTML5 Browser | n/a | 361.8 pages/s |
| PDF Rendering | n/a | 534 MP/sec |
| Text Processing | n/a | 350.5 pages/s |
| Background Blur | n/a | 82.7 frames/s |
| Photo Processing | n/a | 118.4 frames/s |
| Ray Tracing | n/a | 45.5 MP/sec |
Blender
Performance/Watt
| Geekbench 6 Multi / W | 260.8 PPW | 162.9 PPW |
| PassMark CPU / W | n/a | 456.8 PPW |
| Cinebench 2024 / W | 27.4 PPW | 14.5 PPW |
| Blender / W | n/a | 3.79 PPW |
General Info
| Manufacturer | AMD | AMD |
| Announced | January, 7, 2025 | June, 3, 2024 |
| Type | Laptop use | PC use |
| Architecture | x86-64 | x86-64 |
| Codename | Zen 5 (Fire Range) | Zen 5 (Granite Ridge) |
| Model number | 9955HX | n/a |
| Integrated GPU | Radeon 610M | Radeon Graphics |
Processor
| Cores | 16 | 12 |
| Threads | 32 | 24 |
| Frequency | 2.5 GHz | 4.4 GHz |
| Max Frequency (Turbo) | 5.4 GHz | 5.6 GHz |
| Cores count | 16 | 12 |
| Threads count | 32 | 24 |
| Bus frequency | 100 MHz | 100 MHz |
| Multiplier | 25x | 44x |
| L1 cache | 80 KB/core | 80 KB/core |
| L2 cache | 1000 KB/core | 1000 KB/core |
| L3 Cache | 64 MB total | 64 MB total |
| Unlocked multiplier | Yes | Yes |
Package
| Process tech. | 4 nm | 4 nm |
| Power (TDP) | 55-75 W | 120 W |
| Max TDP (Boost) | 101 W | n/a |
| Socket | FL1 | AM5 |
| Critical temp. | 100 °C | 95 °C |
Memory Support
| Memory Type | DDR5-5600 | DDR5-5600 |
| Max Size | 96 GB | 192 GB |
| Channels | 2 | 2 |
| ECC support | No | Yes |
Other
| PCIe Version | 5.0 | 5.0 |
| Max PCIe Lanes | 28 | 28 |
Results
No clear favorite identified yet; updates may follow as new data arrives.
Survey
Total Votes: 0
