Apple M3 (8-core) vs Intel Core i7-1255U
63.3Single-core35.6
30.9Multi-core20
93.3Efficiency75.3
—iGPU34
35Platform47.7
7 spec wins — Apple M3 (8-core)5 spec wins — Intel Core i7-1255U
InnoReviews verdict
Apple M3 (8-core) wins this laptop processor face-off, 51 to 37.8, pulling ahead mainly in Single-core (+28) and efficiency (+18). Intel Core i7-1255U still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the Apple M3 (8-core)
- Stronger Single-core score: 63 vs 36
- Stronger Multi-core score: 31 vs 20
- Stronger efficiency score: 93 vs 75
- 100% higher Performance cores: 4 vs 2
- 77% higher Geekbench 6 (multi): 11,700 vs 6,600
Reasons to pick the Intel Core i7-1255U
- Stronger platform score: 48 vs 35
- 167% higher Max memory: 64 GB vs 24 GB
- 100% higher Efficiency cores: 8 vs 4
- 50% higher threads: 12 vs 8
- 25% higher cores: 10 vs 8
General
| Spec | Apple M3 (8-core) | Intel Core i7-1255U |
|---|---|---|
| Announced | 2023 | 2022 |
| Process | 3 nm+70% | 10 nm |
| Base TDP | — | 15 W |
| Max TDP | — | 55 W |
Cores & Clocks
| Spec | Apple M3 (8-core) | Intel Core i7-1255U |
|---|---|---|
| Cores | 8 | 10+25% |
| Performance cores | 4+100% | 2 |
| Efficiency cores | 4 | 8+100% |
| Threads | 8 | 12+50% |
| Base clock | — | 1.7 GHz |
| Boost clock | 4.1 GHz | 4.7 GHz+16% |
| L3 cache | — | 12 MB |
Integrated GPU
| Spec | Apple M3 (8-core) | Intel Core i7-1255U |
|---|---|---|
| iGPU | Apple 10-core GPU | Intel Iris Xe (96 EU) |
| iGPU clock | — | 1,250 MHz |
Memory
| Spec | Apple M3 (8-core) | Intel Core i7-1255U |
|---|---|---|
| Memory support | LPDDR5-6400 | LPDDR5-5200 / DDR5-4800 / LPDDR4X-4267 |
| Max memory | 24 GB | 64 GB+167% |
Benchmarks
| Spec | Apple M3 (8-core) | Intel Core i7-1255U |
|---|---|---|
| Geekbench 6 (single) | 3,090+45% | 2,130 |
| Geekbench 6 (multi) | 11,700+77% | 6,600 |
| Cinebench R23 (single) | 1,900+19% | 1,600 |
| Cinebench R23 (multi) | 10,400+53% | 6,800 |
| PassMark | — | 13,000 |
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