AMD Ryzen 7 5800U vs Intel Core i7-1255U
46.5Single-core52.8
37.1Multi-core32.6
81.9Efficiencyspec-based75.3
49.7iGPU55.7
49.3Platformspec-based47.7
8 spec wins — AMD Ryzen 7 5800U7 spec wins — Intel Core i7-1255U
InnoReviews verdict
This one is close to a dead heat: AMD Ryzen 7 5800U scores 49.3 against 48.6 for Intel Core i7-1255U. Pick by the categories that matter to you — AMD Ryzen 7 5800U edges ahead in multi-core, or by price.
Which would you pick?
Key differences
Reasons to pick the AMD Ryzen 7 5800U
- Stronger multi-core score: 37 vs 33
- 300% higher Performance cores: 8 vs 2
- 39% higher PassMark: 17,953 vs 12,941
- 33% higher threads: 16 vs 12
- 33% higher L3 cache: 16 MB vs 12 MB
Reasons to pick the Intel Core i7-1255U
- Stronger single-core score: 53 vs 47
- Stronger iGPU score: 56 vs 50
- 120% higher Max TDP: 55 W vs 25 W
- 31% higher 3DMark Time Spy Graphics (iGPU): 1,496 vs 1,142
- 25% higher cores: 10 vs 8
General
| Spec | AMD Ryzen 7 5800U | Intel Core i7-1255U |
|---|---|---|
| Announced | 2021 | 2022 |
| Process | 7 nm+30% | 10 nm |
| Base TDP | 15 W | 15 W |
| Max TDP | 25 W | 55 W+120% |
Cores & Clocks
| Spec | AMD Ryzen 7 5800U | Intel Core i7-1255U |
|---|---|---|
| Cores | 8 | 10+25% |
| Performance cores | 8+300% | 2 |
| Efficiency cores | — | 8 |
| Threads | 16+33% | 12 |
| Base clock | 1.9 GHz+12% | 1.7 GHz |
| Boost clock | 4.4 GHz | 4.7 GHz+7% |
| L3 cache | 16 MB+33% | 12 MB |
Integrated GPU
| Spec | AMD Ryzen 7 5800U | Intel Core i7-1255U |
|---|---|---|
| iGPU | AMD Radeon Vega 8 | Intel Iris Xe (96 EU) |
| iGPU clock | 2,000 MHz | 1,250 MHz |
Memory
| Spec | AMD Ryzen 7 5800U | Intel Core i7-1255U |
|---|---|---|
| Memory support | DDR4-3200 / LPDDR4-4266 | LPDDR5-5200 / DDR5-4800 / LPDDR4X-4267 |
| Max memory | — | 64 GB |
Benchmarks
| Spec | AMD Ryzen 7 5800U | Intel Core i7-1255U |
|---|---|---|
| Geekbench 6 (single) | 1,865Bottom 17% | 2,130+14%Bottom 25% |
| Geekbench 6 (multi) | 7,934+20%Bottom 24% | 6,600Bottom 17% |
| Cinebench R23 (single) | 1,425Bottom 22% | 1,600+12%Bottom 41% |
| Cinebench R23 (multi) | 8,851+30%Bottom 32% | 6,800Bottom 20% |
| PassMark | 17,953+39%Bottom 44% | 12,941Bottom 25% |
| 3DMark Time Spy Graphics (iGPU) | 1,142Bottom 42% | 1,496+31%Top 42% |
Related comparisons
AMD Ryzen 7 5800Uvs Intel Core i5-1340PVSAMD Ryzen 7 5800Uvs Qualcomm Snapdragon X X1-26-100VSAMD Ryzen 7 5800Uvs Intel Core i5-13500HVSAMD Ryzen 7 5800Uvs AMD Ryzen 5 7530UVSIntel Core i7-1255Uvs AMD Ryzen 5 7530UVSIntel Core i7-1255Uvs Intel Core i5-12500HVSIntel Core i7-1255Uvs Qualcomm Snapdragon X X1-26-100VSIntel Core i7-1255Uvs AMD Ryzen 5 7535HSVS