AMD Ryzen 5 8640U vs AMD Ryzen 5 7640U
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Compared 2 processors: AMD Ryzen 5 8640U, vs AMD Ryzen 5 7640U. 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 | 68.3 GOps/s | 70.5 GOps/s |
| Floating-Point Math | 40.5 GOps/s | 41.3 GOps/s |
| Prime Number Search | 69 M primes/s | 75 M primes/s |
| Random String Sort | 28.2 M strings/s | 29.2 M strings/s |
| Data Encryption | 14.1 GB/s | 15.1 GB/s |
| Data Compression | 231.2 MB/s | 242.7 MB/s |
| Physics | 1031 frames/s | 1166 frames/s |
| Extended Instructions | 166 M matrices/s | 171 M matrices/s |
| File Compression | 1080 MB/s | 1190 MB/s |
| Clang Compilation | 71 KLines/s | 72.3 KLines/s |
| HTML5 Browser | 226.5 pages/s | 219.7 pages/s |
| PDF Rendering | 260.8 MP/sec | 267.6 MP/sec |
| Text Processing | 259.8 pages/s | 242.2 pages/s |
| Background Blur | 48.1 frames/s | 46.3 frames/s |
| Photo Processing | 94.5 frames/s | 94.5 frames/s |
| Ray Tracing | 15.5 MP/sec | 15.4 MP/sec |
Blender
Performance/Watt
| Geekbench 6 Multi / W | 343.6 PPW | 347.3 PPW |
| PassMark CPU / W | 680.3 PPW | 707 PPW |
| Blender / W | n/a | 5.74 PPW |
General Info
| Manufacturer | AMD | AMD |
| Announced | December, 6, 2023 | May, 3, 2023 |
| Type | Laptop use | Laptop use |
| Architecture | x86-64 | x86-64 |
| Codename | Zen 4 (Hawk Point) | Zen 4 (Phoenix) |
| Integrated GPU | Radeon 760M | Radeon 760M |
Processor
| Cores | 6 | 6 |
| Threads | 12 | 12 |
| Frequency | 3.5 GHz | 3.5 GHz |
| Max Frequency (Turbo) | 4.9 GHz | 4.9 GHz |
| Cores count | 6 | 6 |
| Threads count | 12 | 12 |
| Bus frequency | 100 MHz | 100 MHz |
| Multiplier | 35x | 35x |
| L1 cache | 64 KB/core | 64 KB/core |
| L2 cache | 1000 KB/core | 1000 KB/core |
| L3 Cache | 16 MB total | 16 MB total |
| Unlocked multiplier | No | No |
Package
| Transistor count | 25 billion | 25 billion |
| Process tech. | 4 nm | 4 nm |
| Power (TDP) | 15-30 W | 15-30 W |
| Socket | FP8 | FP8 |
| Critical temp. | 100 °C | 100 °C |
Memory Support
| Memory Type | - DDR5-5600 - LPDDR5x-7500 |
- DDR5-5600 - LPDDR5x-7500 |
| Max Size | 256 GB | 256 GB |
| Channels | 2 | 2 |
| ECC support | No | No |
Other
| PCIe Version | 4.0 | 4.0 |
| Max PCIe Lanes | 20 | 20 |
Note
AMD Ryzen 5 7640U:
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.
Results
No clear favorite identified yet; updates may follow as new data arrives.
Survey
Total Votes: 0
