Intel Core i7-3770 vs Intel Core Ultra 5 245K
22.5Single-core83.2
24.5Multi-core70.2
23.8Gamingspec-based58.4
2 spec wins — Intel Core i7-377019 spec wins — Intel Core Ultra 5 245K
InnoReviews verdict
Intel Core Ultra 5 245K wins this desktop processor face-off, 71.2 to 23.7, pulling ahead mainly in single-core (+61) and multi-core (+46). Intel Core i7-3770 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 i7-3770
- 38% lower Base TDP: 77 W vs 125 W
- Has Cooler included — the other doesn't
Reasons to pick the Intel Core Ultra 5 245K
- Stronger single-core score: 83 vs 23
- Stronger multi-core score: 70 vs 25
- 2500% higher L2 cache: 26 MB vs 1 MB
- 700% higher Max memory: 256 GB vs 32 GB
- 515% higher PassMark: 43,049 vs 7,000
General
| Spec | Intel Core i7-3770 | Intel Core Ultra 5 245K |
|---|---|---|
| Announced | 2012 | 2024+1% |
| Socket | LGA1155 | LGA1851 |
| Process | 22 nm | 3 nm+86% |
| Base TDP | 77 W+38% | 125 W |
| Max turbo power | — | 159 W |
| Unlocked multiplier | No | Yes |
| Cooler included | Yes | No |
Cores & Clocks
| Spec | Intel Core i7-3770 | Intel Core Ultra 5 245K |
|---|---|---|
| Cores | 4 | 14+250% |
| Performance cores | 4 | 6+50% |
| Efficiency cores | 0 | 8 |
| Threads | 8 | 14+75% |
| Base clock | 3.4 GHz | 4.2 GHz+24% |
| Boost clock | 3.9 GHz | 5.2 GHz+33% |
| L2 cache | 1 MB | 26 MB+2500% |
| L3 cache | 8 MB | 24 MB+200% |
Integrated GPU
| Spec | Intel Core i7-3770 | Intel Core Ultra 5 245K |
|---|---|---|
| iGPU | Intel HD Graphics 4000 | Intel Graphics |
| iGPU clock | 1,150 MHz | 1,900 MHz |
Memory
| Spec | Intel Core i7-3770 | Intel Core Ultra 5 245K |
|---|---|---|
| Memory support | DDR3-1600 | DDR5-6400 |
| Max memory | 32 GB | 256 GB+700% |
| Memory channels | 2 | 2 |
Platform
| Spec | Intel Core i7-3770 | Intel Core Ultra 5 245K |
|---|---|---|
| PCIe version | 3 | 5+67% |
| CPU PCIe lanes | 16 | 24+50% |
Benchmarks
| Spec | Intel Core i7-3770 | Intel Core Ultra 5 245K |
|---|---|---|
| Geekbench 6 (single) | 1,100Bottom 8% | 3,040+176%Top 17% |
| Geekbench 6 (multi) | 3,550Bottom 12% | 17,575+395%Top 23% |
| Cinebench R23 (single) | 980Bottom 10% | 2,132+118%Top 17% |
| Cinebench R23 (multi) | 4,100Bottom 10% | 25,066+511%Top 20% |
| PassMark | 7,000Bottom 9% | 43,049+515%Top 22% |
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