Buy on Amazon
$49
In Stock
Availability
Availability
AvailabilityMSRP in USD: $539
Availability
MSRP in USD: $539
Key Differences
In short — Core i9-11900K outperforms the cheaper Core i3-2100 on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Core i9-11900K is 3677 days newer than the cheaper Core i3-2100.
Advantages of Intel Core i3-2100
- Up to 82% cheaper than Core i9-11900K - $49.0 vs $274.99
- Consumes up to 48% less energy than Intel Core i9-11900K - 65 vs 125 Watts
Advantages of Intel Core i9-11900K
- Performs up to 6200% better in Cities: Skylines II than Core i3-2100 - 63 vs 1 FPS
- Can execute more multi-threaded tasks simultaneously than Intel Core i3-2100 - 16 vs 4 threads
Cities: Skylines II
Resolution
1920 x 1080
Game Graphics
High
Intel Core i3-2100 Dual-Core Processor 3.1 GHz 3 MB Cache LGA 1155 - BX80623I32100
Buy for $49 on Amazon
In Stock
Updated 62 minutes ago
Intel Core i9-11900K Desktop Processor 8 Cores up to 5.3 GHz Unlocked LGA1200 (Intel 500 Series & Select 400 Chipset) 125W
Buy for $274.99 on Amazon
In Stock
Updated 62 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
High
Core i3-2100
Desktop • Feb 20th, 2011
Core i9-11900K
Desktop • Mar 16th, 2021
Geekbench 5 Benchmarks
Core i3-2100
Desktop • Feb 20th, 2011
Single-Core
466
19.654154365246733%
Multi-Core
954
8.713920350748996%
Intel Core i3-2100 | vs | Intel Core i9-11900K |
|---|---|---|
| Feb 20th, 2011 | Release Date | Mar 16th, 2021 |
| Core i3 | Collection | Core i9 |
| Sandy Bridge | Codename | Rocket Lake |
| Intel Socket 1155 | Socket | Intel Socket 1200 |
Desktop | Segment | Desktop |
| 2 | Cores | 8 |
| 4 | Threads | 16 |
| 3.1 GHz | Base Clock Speed | 3.5 GHz |
| Non-Turbo | Turbo Clock Speed | 5.3 GHz |
65 W | TDP | 125 W |
| 32 nm | Process Size | 14 nm |
| 31.0x | Multiplier | 35.0x |
| Intel HD 2000 | Integrated Graphics | UHD Graphics 750 |
| No | Overclockable | Yes |
Builds Using Core i3-2100 or Core i9-11900K
Cities: Skylines II, 1920 x 1080, High
5 FPS
$411.8/FPS
GeForce RTX 3060
Core i9-11900K
16 GB, 2 TB SSD
Buy on Amazon
$2,059
In Stock
9 FPS
$177.78/FPS
GeForce RTX 4060
Core i9-11900K
32 GB, 1 TB SSD + 1 TB HDD
Buy on Amazon
$1,599.99
In Stock
9 FPS
$219.78/FPS
GeForce RTX 4060
Core i9-11900K
32 GB, 512 GB SSD + 1 TB HDD
Buy on Amazon
$1,978
In Stock
5 FPS
$379.6/FPS
GeForce RTX 3060
Core i9-11900K
64 GB, 2 TB SSD
Buy on Amazon
$1,898
In Stock
1 FPS
$1849/FPS
GeForce RTX 3050
Core i9-11900K
32 GB, 2 TB SSD
Buy on Amazon
$1,849
In Stock
1 FPS
$1899/FPS
GeForce RTX 3050
Core i9-11900K
64 GB, 2 TB SSD
Buy on Amazon
$1,899
In Stock
5 FPS
$411.8/FPS
GeForce RTX 3060
Core i9-11900K
16 GB, 1 TB SSD
Buy on Amazon
$2,059
In Stock
25 FPS
$86.99/FPS
GeForce RTX 3080
Core i9-11900K
16 GB, 1 TB SSD + 2 TB HDD
Buy on Amazon
$2,174.68
In Stock
25 FPS
$136/FPS
GeForce RTX 3080
Core i9-11900K
16 GB, N/A Storage
Buy on Amazon
$3,399.99
In Stock
5 FPS
$375.6/FPS
GeForce RTX 3060
Core i9-11900K
64 GB, 1 TB SSD
Buy on Amazon
$1,878
In Stock
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