AMD Ryzen 9 7945HX
- Cores: 16
- L3 cache: 64MB (shared)
- TDP: 55-75 W
- Transistor size: 5 nm
Ryzen 9 7945HX - laptop processor produced by Amd for socket FL1 that has 16 cores and 32 threads. The base clock frequency of the CPU is 2500 MHz, but due to Turbo Core technology, it can perform up to 5400 MHz. The size of the L3 cache is 64 MB. Please note that this chip has integrated graphics Radeon 610M.
Review
Compare AMD Ryzen 9 7945HX with other CPUs
Test in Benchmarks
Performance test of AMD Ryzen 9 7945HX in benchmarksCinebench
Cinebench Scores - 41st place
GeekBench v6
| File compression | 1590 MB/sec |
| Clang compilation | 190.6 Klines/sec |
| HTML 5 Browser | 320.2 pages/sec |
| PDF Renderer | 474.8 Mpixels/sec |
| Text processing | 296.8 pages/sec |
| Background blur | 66.1 images/sec |
| Photo processing | 114.8 images/sec |
| Ray tracing | 43 Mpixels/sec |
PassMark
| Integer math | 205.1 GOps/sec |
| Floating point math | 122.1 GOps/sec |
| Find prime numbers | 280M Primes/sec |
| Random string sorting | 81.4M Strings/sec |
| Data encryption | 42.2 GBytes/sec |
| Data compression | 699.1 MBytes/sec |
| Physics | 2450 Frames/sec |
| Extended instructions | 51.2B Matrices/sec |
Blender
Performance Per Watt
| Cinebench 2024 / Watt | 24.5 PPW |
| Geekbench 6 Multi / Watt | 237.7 PPW |
| Passmark CPU Mark / Watt | 718.9 PPW |
| Blender / Watt | 6.3 PPW |
These are rough calculations, as most CPUs surpass PL1 TDP wattage even in multicore workloads.
Recent User Tests
| Date | Benchmark | Result |
|---|---|---|
| π 2025-11-02 (Qwerrty574) | Geekbench 6 CPU | 2949 / 17981 |
| π 2025-11-02 (Qwerrty574) | Cinebench 2024 | 116 / 1901 |
| π 2025-04-02 (ceratogyrus35) | Cinebench 2024 | 114 / 1834 |
| π 2025-02-18 (Baka) | Cinebench 2024 | 112 / 1552 |
Specifications
Ryzen 9 7945HX technical specificationsGeneral
| Vendor | Amd |
| Released | January 4, 2023 |
| Type | Laptop |
| Instruction Set | x86-64 |
| Codename | Zen 4 (Dragon Range) |
| Integrated GPU | Radeon 610M |
| Intel Equivalent | - Intel Core i9 13950HX |
AMD Ryzen CPU ranking - 24th place
CPU
| P-Cores | 16 |
| P-Threads | 32 |
| Base Frequency (P) | 2.5 GHz |
| Turbo Boost Frequency (P) | 5.4 GHz |
| Total Cores | 16 |
| Total Threads | 32 |
| Bus Frequency | 100 MHz |
| Multiplier | 25x |
| L1 Cache | 64K (per core) |
| L2 Cache | 1MB (per core) |
| L3 Cache | 64MB (shared) |
| Unlocked Multiplier | Yes |
Package
| Transistors | 13.1 billions |
| Fabrication Process | 5 nm |
| TDP (PL1) | 55-75 W (configurable) |
| Socket | FL1 |
| Peak Temperature | 100Β°C |
Laptop processors ranking - 36th place
iGPU
| Integrated Graphics | Radeon 610M |
| GPU Base Clock | 400 MHz |
| GPU Boost Clock | 2200 MHz |
| Shading Units | 128 |
| TMUs | 8 |
| ROPs | 4 |
| Execution Units | 2 |
| TGP | 15 W |
See also: Radeon 610M β integrated graphics of AMD Ryzen 9 7945HX
Memory Support
| Memory Types | - DDR5-5200 |
| Max. Memory Size | 64 GB |
| Memory Channels | 2 |
| ECC Support | No |
Misc
| Official Site | AMD Ryzen 9 7945HX official page |
| PCI Express Version | 5.0 |
| PCI Express Lanes | 28 |
| Technologies | - Compute: AVX-512, BMI1, BMI2, F16C, SHA
- Performance: Precision Boost 2, SMT
- Virtualization: AMD-V
- Security: EVP, NX-Bit, SMAP, SMEP |