AMD Ryzen 9 7940HS
- Cores: 8
- L3 cache: 16MB (shared)
- TDP: 35-54 W
- Transistor size: 4 nm
Ryzen 9 7940HS - laptop processor produced by Amd for socket FP8 that has 8 cores and 16 threads. The base clock frequency of the CPU is 4000 MHz, but due to Turbo Core technology, it can perform up to 5200 MHz. The size of the L3 cache is 16 MB. Please note that this chip has integrated graphics Radeon 780M.
Review
Compare AMD Ryzen 9 7940HS with other CPUs
Test in Benchmarks
Performance test of AMD Ryzen 9 7940HS in benchmarksCinebench
Cinebench Scores - 174th place
GeekBench v6
| File compression | 962.5 MB/sec |
| Clang compilation | 101.4 Klines/sec |
| HTML 5 Browser | 211.8 pages/sec |
| PDF Renderer | 326.9 Mpixels/sec |
| Text processing | 260.3 pages/sec |
| Background blur | 53.8 images/sec |
| Photo processing | 87.4 images/sec |
| Ray tracing | 22.5 Mpixels/sec |
PassMark
| Integer math | 102.1 GOps/sec |
| Floating point math | 62.3 GOps/sec |
| Find prime numbers | 90M Primes/sec |
| Random string sorting | 42.5M Strings/sec |
| Data encryption | 21.5 GBytes/sec |
| Data compression | 360.4 MBytes/sec |
| Physics | 1427 Frames/sec |
| Extended instructions | 27.2B Matrices/sec |
Blender
Performance Per Watt
| Cinebench 2024 / Watt | 17.3 PPW |
| Geekbench 6 Multi / Watt | 215.4 PPW |
| Passmark CPU Mark / Watt | 551.5 PPW |
| Blender / Watt | 4.18 PPW |
These are rough calculations, as most CPUs surpass PL1 TDP wattage even in multicore workloads.
Recent User Tests
| Date | Benchmark | Result |
|---|---|---|
| π 2025-11-09 (chrisg) | Cinebench 2024 | 105 / 873 |
| π 2025-08-19 (Phillywilly2000) | Cinebench 2024 | 102 / 906 |
| π 2025-07-14 (GlancingOcean) | Cinebench 2024 | 70 / 677 |
| π 2025-05-13 (antoooooo) | Cinebench 2024 | 109 / 1009 |
| π 2025-03-08 (沧桷) | Geekbench 6 CPU | 2614 / 12911 |
| π 2025-03-08 (沧桷) | Cinebench 2024 | 107 / 1042 |
| π 2024-11-16 (sorryyuu) | Cinebench 2024 | 104 / 933 |
| π 2024-03-31 (Modern Prophet) | Cinebench 2024 | 84 / 796 |
Specifications
Ryzen 9 7940HS technical specificationsGeneral
| Vendor | Amd |
| Released | January 4, 2023 |
| Type | Laptop |
| Instruction Set | x86-64 |
| Codename | Zen 4 (Phoenix) |
| Integrated GPU | Radeon 780M |
| Intel Equivalent | - Intel Core i9 13900H |
| Successor | - AMD Ryzen AI 9 HX 470 |
AMD Ryzen CPU ranking - 66th place
CPU
| P-Cores | 8 |
| P-Threads | 16 |
| Base Frequency (P) | 4.0 GHz |
| Turbo Boost Frequency (P) | 5.2 GHz |
| Total Cores | 8 |
| Total Threads | 16 |
| Bus Frequency | 100 MHz |
| Multiplier | 40x |
| L1 Cache | 64K (per core) |
| L2 Cache | 1MB (per core) |
| L3 Cache | 16MB (shared) |
| Unlocked Multiplier | No |
Package
| Transistors | 25 billions |
| Fabrication Process | 4 nm |
| TDP (PL1) | 35-54 W (configurable) |
| Socket | FP8 |
| Peak Temperature | 100Β°C |
Laptop processors ranking - 106th place
iGPU
| Integrated Graphics | Radeon 780M |
| GPU Base Clock | 800 MHz |
| GPU Boost Clock | 2800 MHz |
| Shading Units | 768 |
| TMUs | 48 |
| ROPs | 32 |
| Execution Units | 12 |
| TGP | 15 W |
See also: Radeon 780M β integrated graphics of AMD Ryzen 9 7940HS
Memory Support
| Memory Types | - DDR5-5600 - LPDDR5x-7500 |
| Max. Memory Size | 256 GB |
| Memory Channels | 2 |
| ECC Support | No |
Misc
| Official Site | AMD Ryzen 9 7940HS official page |
| PCI Express Version | 4.0 |
| PCI Express Lanes | 20 |
| Technologies | - Compute: AVX-512, BMI1, BMI2, F16C, SHA
- Performance: Precision Boost 2, SMT
- Virtualization: AMD-V
- Security: EVP, NX-Bit, SMAP, SMEP |
Notes
- DDR5 memory is supported only on the FP7r2 socket, while FP7 and FP8 sockets support LPDDR5/x.
- ECC support is available exclusively on the FP7r2 socket.
