AMD Ryzen 7 7840U vs AMD Ryzen 7 5825U
61
out 100
VS
47
out 100
Compared 2 processors: AMD Ryzen 7 7840U, vs AMD Ryzen 7 5825U. 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 | 91.5 GOps/s | 73.5 GOps/s |
| Floating-Point Math | 52.2 GOps/s | 38.8 GOps/s |
| Prime Number Search | 80 M primes/s | 47 M primes/s |
| Random String Sort | 33.7 M strings/s | 23.8 M strings/s |
| Data Encryption | 17.8 GB/s | 14.2 GB/s |
| Data Compression | 290.8 MB/s | 224.2 MB/s |
| Physics | 1254 frames/s | 768 frames/s |
| Extended Instructions | 206 M matrices/s | 145 M matrices/s |
| File Compression | 1110 MB/s | 577.5 MB/s |
| Clang Compilation | 82.2 KLines/s | 63.5 KLines/s |
| HTML5 Browser | 210.4 pages/s | 107.2 pages/s |
| PDF Rendering | 298.4 MP/sec | 192.2 MP/sec |
| Text Processing | 250.6 pages/s | 194.6 pages/s |
| Background Blur | 47.5 frames/s | 32.2 frames/s |
| Photo Processing | 90.5 frames/s | 46.4 frames/s |
| Ray Tracing | 17.5 MP/sec | 16 MP/sec |
Blender
Performance/Watt
| Geekbench 6 Multi / W | 357.5 PPW | 470.3 PPW |
| PassMark CPU / W | 831.5 PPW | 1217.1 PPW |
| Cinebench 2024 / W | 25.4 PPW | n/a |
| Blender / W | 6.65 PPW | 8.79 PPW |
General Info
| Manufacturer | AMD | AMD |
| Announced | May, 3, 2023 | January, 4, 2022 |
| Type | Laptop use | Laptop use |
| Architecture | x86-64 | x86-64 |
| Codename | Zen 4 (Phoenix) | n/a |
| Integrated GPU | Radeon 780M | Radeon RX Vega 8 (Ryzen 4000) |
Processor
| Cores | 8 | 8 |
| Threads | 16 | 16 |
| Frequency | 3.3 GHz | 2.0 GHz |
| Max Frequency (Turbo) | 5.1 GHz | 4.5 GHz |
| Cores count | 8 | 8 |
| Threads count | 16 | 16 |
| Bus frequency | 100 MHz | 100 MHz |
| Multiplier | 33x | 20x |
| L1 cache | 64 KB/core | 64 KB/core |
| L2 cache | 1000 KB/core | 512 KB/core |
| L3 Cache | 16 MB total | 16 MB total |
| Unlocked multiplier | No | No |
Package
| Transistor count | 25 billion | 10.7 billion |
| Process tech. | 4 nm | 7 nm |
| Power (TDP) | 15-30 W | 15 W |
| Socket | FP8 | FP6 |
| Critical temp. | 100 °C | 95 °C |
Memory Support
| Memory Type | - DDR5-5600 - LPDDR5x-7500 |
- DDR4-3200 - LPDDR4x-4267 |
| Max Size | 256 GB | 64 GB |
| Channels | 2 | 2 |
| ECC support | No | Yes |
Other
| PCIe Version | 4.0 | 3.0 |
| Max PCIe Lanes | 20 | 16 |
Results
After analyzing the data, we consider AMD Ryzen 7 7840U the clear winner in this comparison.
Survey
Total Votes: 1
