Buy on Amazon
$270
In Stock
Availability
Availability
No items available
AvailabilityMSRP in USD: $439
Availability
MSRP in USD: $439
Key Differences
In short — Core i9-11900 outperforms Core i3-8121U on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Core i9-11900 is 1046 days newer than Core i3-8121U.
Advantages of Intel Core i3-8121U
- Consumes up to 77% less energy than Intel Core i9-11900 - 15 vs 65 Watts
Advantages of Intel Core i9-11900
- Performs up to 38% better in War Thunder than Core i3-8121U - 226 vs 164 FPS
- Can execute more multi-threaded tasks simultaneously than Intel Core i3-8121U - 16 vs 4 threads
- Works without a dedicated GPU, while Intel Core i3-8121U doesn't have integrated graphics
War Thunder
Resolution
1920 x 1080
Game Graphics
Movie
Core i9-11900
Desktop • Mar 16th, 2021
FPS
226
100%
Value, $/FPS
$1.19/FPS
100%
Price, $
$270
100%
FPS and Value Winner
Intel® Core™ i9-11900 Desktop Processor 8 Cores up to 5.2 GHz LGA1200 (Intel® 500 Series & Select 400 Series Chipset) 65W
Buy for $270 on Amazon
In Stock
Updated 110 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Movie
Core i3-8121U
Mobile • May 5th, 2018
Core i9-11900
Desktop • Mar 16th, 2021
Geekbench 5 Benchmarks
Intel Core i3-8121U | vs | Intel Core i9-11900 |
|---|---|---|
| May 5th, 2018 | Release Date | Mar 16th, 2021 |
| Core i3 | Collection | Core i9 |
| Cannon Lake | Codename | Rocket Lake |
| Intel BGA 1440 | Socket | Intel Socket 1200 |
Mobile | Segment | Desktop |
| 2 | Cores | 8 |
| 4 | Threads | 16 |
| 2.2 GHz | Base Clock Speed | 2.5 GHz |
| 3.2 GHz | Turbo Clock Speed | 5.2 GHz |
15 W | TDP | 65 W |
10 nm | Process Size | 14 nm |
| 22.0x | Multiplier | 25.0x |
| None | Integrated Graphics | UHD Graphics 750 |
| No | Overclockable | No |
Builds Using Core i3-8121U or Core i9-11900
War Thunder, 1920 x 1080, Movie
178 FPS
$12.92/FPS
GeForce RTX 3060 Mobile
Core i9-11900
32 GB, 1 TB SSD
Buy on Amazon
$2,299.99
In Stock
191 FPS
$12.04/FPS
GeForce RTX 3080 Mobile
Core i9-11900
32 GB, N/A Storage
Buy on Amazon
$2,299.99
In Stock
178 FPS
$18.53/FPS
GeForce RTX 3060 Mobile
Core i9-11900
32 GB, 2 TB SSD
Buy on Amazon
$3,298
In Stock
191 FPS
$24.61/FPS
GeForce RTX 3080 Mobile
Core i9-11900
32 GB, 1 TB SSD
Buy on Amazon
$4,699.99
In Stock
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