AMD Ryzen 9 7900X vs Intel Core i3-8100
77.4Single-core26.3
78.5Multi-core23.7
84.6Gaming21.9
18 spec wins — AMD Ryzen 9 7900X2 spec wins — Intel Core i3-8100
InnoReviews verdict
AMD Ryzen 9 7900X wins this desktop processor face-off, 79.7 to 24, pulling ahead mainly in gaming (+63) and Multi-core (+55). Intel Core i3-8100 still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the AMD Ryzen 9 7900X
- Stronger Single-core score: 77 vs 26
- Stronger Multi-core score: 79 vs 24
- Stronger gaming score: 85 vs 22
- 1100% higher L2 cache: 12 MB vs 1 MB
- 967% higher L3 cache: 64 MB vs 6 MB
Reasons to pick the Intel Core i3-8100
- 62% lower Base TDP: 65 W vs 170 W
- Has Cooler included — the other doesn't
- Lower launch price: $117 vs $549
General
| Spec | AMD Ryzen 9 7900X | Intel Core i3-8100 |
|---|---|---|
| Announced | 2022 | 2017 |
| Socket | AM5 | LGA1151-v2 |
| Process | 5 nm+64% | 14 nm |
| Base TDP | 170 W | 65 W+62% |
| Max turbo power | 230 W | — |
| Unlocked multiplier | Yes | No |
| Cooler included | No | Yes |
Cores & Clocks
| Spec | AMD Ryzen 9 7900X | Intel Core i3-8100 |
|---|---|---|
| Cores | 12+200% | 4 |
| Performance cores | 12+200% | 4 |
| Efficiency cores | 0 | 0 |
| Threads | 24+500% | 4 |
| Base clock | 4.7 GHz+31% | 3.6 GHz |
| Boost clock | 5.6 GHz+56% | 3.6 GHz |
| L2 cache | 12 MB+1100% | 1 MB |
| L3 cache | 64 MB+967% | 6 MB |
Integrated GPU
| Spec | AMD Ryzen 9 7900X | Intel Core i3-8100 |
|---|---|---|
| iGPU | AMD Radeon Graphics (2 CU RDNA 2) | Intel UHD Graphics 630 |
| iGPU clock | 2,200 MHz+100% | 1,100 MHz |
Memory
| Spec | AMD Ryzen 9 7900X | Intel Core i3-8100 |
|---|---|---|
| Memory support | DDR5-5200 | DDR4-2400 |
| Max memory | 128 GB+100% | 64 GB |
| Memory channels | 2 | 2 |
Platform
| Spec | AMD Ryzen 9 7900X | Intel Core i3-8100 |
|---|---|---|
| PCIe version | 5+67% | 3 |
| CPU PCIe lanes | 28+75% | 16 |
Benchmarks
| Spec | AMD Ryzen 9 7900X | Intel Core i3-8100 |
|---|---|---|
| Geekbench 6 (single) | 2,880+140%Top 15% | 1,200Top 83% |
| Geekbench 6 (multi) | 18,500+452%Top 10% | 3,350Top 90% |
| Cinebench R23 (single) | 2,000Top 17% | — |
| Cinebench R23 (multi) | 29,000+663%Top 12% | 3,800Top 92% |
| PassMark | 52,500+761%Top 10% | 6,100Top 90% |
Related comparisons
AMD Ryzen 9 7900Xvs Intel Core i7-14700KVSAMD Ryzen 9 7900Xvs AMD Ryzen 7 9800X3DVSAMD Ryzen 9 7900Xvs Intel Core i7-14700VSAMD Ryzen 9 7900Xvs Intel Core i7-13700KVSIntel Core i3-8100vs Intel Core i5-4690KVSIntel Core i3-8100vs Intel Core i7-3770VSIntel Core i3-8100vs Intel Core i7-4770VSIntel Core i3-8100vs Intel Core i5-6500VS