Intel Atom Z3745 vs Intel Core i7-7500U
20Single-core26.3
20Multi-core20.9
20Efficiencyspec-based66.4
—iGPU21.4
20Platformspec-based28.9
1 spec wins — Intel Atom Z37457 spec wins — Intel Core i7-7500U
InnoReviews verdict
Intel Core i7-7500U wins this laptop processor face-off, 30.3 to 20, pulling ahead mainly in single-core (+6) and multi-core (+1). Intel Atom Z3745 still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the Intel Atom Z3745
- 100% higher cores: 4 vs 2
Reasons to pick the Intel Core i7-7500U
- Stronger single-core score: 26 vs 20
- 700% higher Max memory: 32 GB vs 4 GB
- 486% higher PassMark: 3,636 vs 621
- 336% higher PassMark (single thread): 1,898 vs 435
- 103% higher Base clock: 2.7 GHz vs 1.3 GHz
General
| Spec | Intel Atom Z3745 | Intel Core i7-7500U |
|---|---|---|
| Announced | 2014 | 2016 |
| Process | 22 nm | 14 nm+36% |
| Base TDP | — | 15 W |
| Max TDP | — | 25 W |
Cores & Clocks
| Spec | Intel Atom Z3745 | Intel Core i7-7500U |
|---|---|---|
| Cores | 4+100% | 2 |
| Threads | 4 | 4 |
| Base clock | 1.3 GHz | 2.7 GHz+103% |
| Boost clock | 1.9 GHz | 3.5 GHz+88% |
| L3 cache | — | 4 MB |
Integrated GPU
| Spec | Intel Atom Z3745 | Intel Core i7-7500U |
|---|---|---|
| iGPU | Intel HD Graphics for Intel Atom Processor Z3700 Series | Intel HD Graphics 620 |
| iGPU clock | 778 MHz | 1,050 MHz |
Memory
| Spec | Intel Atom Z3745 | Intel Core i7-7500U |
|---|---|---|
| Memory support | LPDDR3-1066 | DDR4-2133 / LPDDR3-1866 / DDR3L-1600 |
| Max memory | 4 GB | 32 GB+700% |
Benchmarks
| Spec | Intel Atom Z3745 | Intel Core i7-7500U |
|---|---|---|
| PassMark | 621Bottom 1% | 3,636+486%Bottom 4% |
| PassMark (single thread) | 435Bottom 1% | 1,898+336%Bottom 6% |
| 3DMark Time Spy Graphics (iGPU) | — | 320Bottom 4% |
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