AMD Ryzen 7 7840U
- Brand: AMD
- Architecture: x86-64
- Codename: Zen 4 (Phoenix)
- Form Factor: Laptop use
- Announced: May, 3, 2023
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
Benchmark Tests
Performance comparison across tasks for AMD Ryzen 7 7840UBenchmarks
| Integer Math | 91.5 GOps/s |
| Floating-Point Math | 52.2 GOps/s |
| Prime Number Search | 80 M primes/s |
| Random String Sort | 33.7 M strings/s |
| Data Encryption | 17.8 GB/s |
| Data Compression | 290.8 MB/s |
| Physics | 1254 frames/s |
| Extended Instructions | 206 M matrices/s |
| File Compression | 1110 MB/s |
| Clang Compilation | 82.2 KLines/s |
| HTML5 Browser | 210.4 pages/s |
| PDF Rendering | 298.4 MP/sec |
| Text Processing | 250.6 pages/s |
| Background Blur | 47.5 frames/s |
| Photo Processing | 90.5 frames/s |
| Ray Tracing | 17.5 MP/sec |
Blender
Performance/Watt
| Geekbench 6 Multi / W | 357.5 PPW | |
| PassMark CPU / W | 831.5 PPW | |
| Cinebench 2024 / W | 25.4 PPW | |
| Blender / W | 6.65 PPW | |
Tech Specs
Specs & test comparisonGeneral Info
| Manufacturer | AMD | |
| Announced | May, 3, 2023 | |
| Type | Laptop use | |
| Architecture | x86-64 | |
| Codename | Zen 4 (Phoenix) | |
| Integrated GPU | Radeon 780M | |
Processor
| Cores | 8 | |
| Threads | 16 | |
| Frequency | 3.3 GHz | |
| Max Frequency (Turbo) | 5.1 GHz | |
| Cores count | 8 |
| Threads count | 16 |
| Bus frequency | 100 MHz |
| Multiplier | 33x |
| L1 cache | 64 KB/core |
| L2 cache | 1000 KB/core |
| L3 Cache | 16 MB total |
| Unlocked multiplier | No |
Package
| Transistor count | 25 billion | |
| Process tech. | 4 nm | |
| Power (TDP) | 15-30 W | |
| Socket | FP8 | |
| Critical temp. | 100 °C | |
Memory Support
| Memory Type | - DDR5-5600 - LPDDR5x-7500 |
|
| Max Size | 256 GB | |
| Channels | 2 | |
| ECC support | No | |
Other
| PCIe Version | 4.0 | |
| Max PCIe Lanes | 20 | |
User Rating
out Points ( Votes)
