We compared the Intel Core i9-10900K vs Intel Core i5-10300H. The Core i9-10900K comes with 10 cores and 20 threads, running at a boost clock speed of up to 5.3 GHz. On the other hand, the Core i5-10300H features 4 cores and 8 threads, with a maximum boost clock speed of 4.5 GHz. We compare both CPUs in terms of benchmarks and specifications.
Performance Review
Single Core Performance
Intel i9 10900K
50
Intel i5 10300H
40
Multi Core Performance
Intel i9 10900K
44
Intel i5 10300H
16
Total Score
Intel i9 10900K
47
Intel i5 10300H
28
Geekbench
Geekbench measures CPU performance in single-core and multi-core scenarios.Single Core
Intel i9 10900K
+24% better
1422
Intel i5 10300H
1147
Multi Core
Intel i9 10900K
+123% better
11318
Intel i5 10300H
5072
| Multi Core | 11318 | 5072 |
| Single Core | 1422 | 1147 |
Cinebench R23
Cinebench R23 measures CPU rendering performance in single-core and multi-core scenarios.Single Core
Intel i9 10900K
+26% better
1415
Intel i5 10300H
1126
Multi Core
Intel i9 10900K
+274% better
16879
Intel i5 10300H
4518
| Multi Core | 16879 | 4518 |
| Single Core | 1415 | 1126 |
Advantages of Intel Core i9 10900K
- 26% faster single-core and 274% faster multi-core in Geekbench 6
- Boost clock speed is 18% faster (5.3 GHz vs 4.5 GHz)
- 2.5× bigger L3 cache size (20 MB vs 8 MB)
- 2.5x more cores and threads (10C/20T vs 4C/8T)
- Improved graphics performance with +14% higher frequency
Advantages of Intel Core i5 10300H
- 64% lower power consumption (45W vs 125W)
Specifications Comparison
Intel Core i9 10900K
vs
Intel i5 10300H
Info
| Name | Intel Core i9-10900K | Intel Core i5-10300H |
| Codename | Comet Lake-S | Comet Lake-H |
| Launch Date | Q2 2020 | Q2 2020 |
| Package | FC-LGA1200 | FCBGA1440 |
| Generation | 10th Gen | 10th Generation |
| Architecture | Comet Lake | Comet Lake-H |
| Lithography | 14nm | 14 nm |
| Type | Desktop | Mobile |
| Class | High-end | Mid-range |
| Overclocking | True | False |
CPU
| Total Cores | 10 | 4 |
| Total Threads | 20 | 8 |
| P Cores | 10 | 4 |
| E Cores | 0 | 0 |
| P Core Threads | 20 | 8 |
| E Core Threads | 0 | 0 |
| Core Architecture | Comet Lake | Skylake |
| P Core Base Clock | 3.7 GHz | 2.50 GHz |
| P Core Boost Clock | 5.3 GHz | 4.50 GHz |
| E Core Base Clock | – | N/A |
| E Core Boost Clock | – | N/A |
| Instruction Set | x86-64 | x86-64 |
| L1 Cache | 32 KB per core | 256 KB |
| L2 Cache | 256 KB per core | 1 MB |
| L3 Cache | 20 MB | 8 MB |
| TDP | 125W | 45 W |
| Max Temperature | 100°C | 100°C |
Memory
| Max Size | 128 GB | 128 GB |
| Type | DDR4-2933 | – |
| Max Memory Channels | 2 | 2 |
| Max Memory Bandwidth | 45.8 GB/s | 45.8 GB/s |
| Types | – | DDR4-2933 |
GPU
| Integrated GPU | Intel UHD Graphics 630 | Intel UHD Graphics 630 |
| GPU Base Frequency | 350 MHz | 350 MHz |
| Max Frequency | 1.2 GHz | 1050 MHz |
| Max Resolution HDMI | 4096×2160 @ 30Hz | 4096×2304@30Hz |
| Max Resolution DP | 4096×2304 @ 60Hz | 4096×2304@60Hz |
| 4K Support | True | True |
Connectivity
| PCI Express Version | 3.0 | 3.0 |
| PCI Express Lanes | 16 | 16 |