Intel Core Ultra 7 251HX vs Intel Core Ultra 9 185H
66.6Single-core59.9
65.1Multi-core52.9
44.4Efficiencyspec-based47.1
—iGPU72.7
68.1Platformspec-based63.1
13 spec wins — Intel Core Ultra 7 251HX2 spec wins — Intel Core Ultra 9 185H
InnoReviews verdict
Intel Core Ultra 7 251HX wins this laptop processor face-off, 62.6 to 57.3, pulling ahead mainly in multi-core (+12) and single-core (+7). Intel Core Ultra 9 185H still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the Intel Core Ultra 7 251HX
- Stronger single-core score: 67 vs 60
- Stronger multi-core score: 65 vs 53
- 167% higher Max memory: 256 GB vs 96 GB
- 63% higher PassMark: 47,051 vs 28,947
- 57% lower process: 3 nm vs 7 nm
Reasons to pick the Intel Core Ultra 9 185H
- 22% higher threads: 22 vs 18
- 18% lower Base TDP: 45 W vs 55 W
General
| Spec | Intel Core Ultra 7 251HX | Intel Core Ultra 9 185H |
|---|---|---|
| Announced | 2026 | 2024 |
| Process | 3 nm+57% | 7 nm |
| Base TDP | 55 W | 45 W+18% |
| Max TDP | 160 W+39% | 115 W |
Cores & Clocks
| Spec | Intel Core Ultra 7 251HX | Intel Core Ultra 9 185H |
|---|---|---|
| Cores | 18+13% | 16 |
| Performance cores | 6 | 6 |
| Efficiency cores | 12+20% | 10 |
| Threads | 18 | 22+22% |
| Base clock | 2.9 GHz+26% | 2.3 GHz |
| Boost clock | 5.1 GHz | 5.1 GHz |
| L3 cache | 30 MB+25% | 24 MB |
Integrated GPU
| Spec | Intel Core Ultra 7 251HX | Intel Core Ultra 9 185H |
|---|---|---|
| iGPU | Intel Graphics (3 Xe) | Intel Arc Graphics (8 Xe) |
| iGPU clock | 1,800 MHz | 2,350 MHz |
Memory
| Spec | Intel Core Ultra 7 251HX | Intel Core Ultra 9 185H |
|---|---|---|
| Memory support | DDR5-6400 | LPDDR5X-7467 / DDR5-5600 |
| Max memory | 256 GB+167% | 96 GB |
Benchmarks
| Spec | Intel Core Ultra 7 251HX | Intel Core Ultra 9 185H |
|---|---|---|
| Geekbench 6 (single) | 2,762+14%Top 33% | 2,430Bottom 47% |
| Geekbench 6 (multi) | 14,233+6%Top 30% | 13,400Top 35% |
| Cinebench R23 (single) | 1,941+8%Top 26% | 1,790Top 40% |
| Cinebench R23 (multi) | 26,001+50%Top 12% | 17,300Top 26% |
| PassMark | 47,051+63%Top 8% | 28,947Top 24% |
| 3DMark Time Spy Graphics (iGPU) | — | 3,225Top 14% |
Related comparisons
Intel Core Ultra 7 251HXvs Apple M3 Pro (12-core)VSIntel Core Ultra 7 251HXvs AMD Ryzen AI 7 450VSIntel Core Ultra 7 251HXvs Intel Core i9-14900HXVSIntel Core Ultra 7 251HXvs Intel Core i9-13980HXVSIntel Core Ultra 9 185Hvs AMD Ryzen 7 8840UVSIntel Core Ultra 9 185Hvs Intel Core Ultra 7 256VVSIntel Core Ultra 9 185Hvs Intel Core Ultra 7 258VVSIntel Core Ultra 9 185Hvs Apple M2 Pro (12-core)VS