The Core i9-12900 is a slightly slower gaming CPU than the Ryzen 9 7945HX3D. We cannot compare value as at least one CPU is out of stock.
Advantages of the Core i9-12900
The Ryzen 9 7945HX3D is better in every way
Advantages of the Ryzen 9 7945HX3D
- A slightly faster CPU for gaming
- Consumes up to 15% less energy – 55 vs 65 Watts
- Can execute more multi-threaded tasks simultaneously – 32 vs 24 threads
Core i9-12900 vs Ryzen 9 7945HX3D for Gaming
The CPU's performance in selected game and settings
Core i9-12900
Jan 4th, 2022
Average FPS
210
98%
Min 1% FPS
138
98%
Price, $
$391.4
100%
Value, $/FPS
$1.86/FPS
100%
Ryzen 9 7945HX3D
Jul 27th, 2023
Average FPS
215
100%
Min 1% FPS
141
100%
Price, $
Out of Stock
Value, $/FPS
Not Available
All items are out of stock.
Core i9-12900 vs Ryzen 9 7945HX3D in My Games
The FPS you'll get in saved games, click on a game to change it
The FPS you'll get in saved games, click on a game to change it
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Synthetic Benchmarks
The Core i9-12900 vs Ryzen 9 7945HX3D in synthetic CPU benchmarks
Performance Specifications
The Core i9-12900 vs Ryzen 9 7945HX3D in core CPU performance specifications
Core i9-12900
Jan 4th, 2022
Cores
16-core
100%
L3 Cache
30 MB
23%
Base Frequency
2.4 GHz
100%
Turbo Frequency
5.1 GHz
94%
Max. DDR5 RAM Speed
4800 MHz
92%
Ryzen 9 7945HX3D
Jul 27th, 2023
Cores
16-core
100%
L3 Cache
128 MB
100%
Base Frequency
2.3 GHz
96%
Turbo Frequency
5.4 GHz
100%
Max. DDR5 RAM Speed
5200 MHz
100%
Specifications
Comparison of all specifications
Core i9-12900 | SpecificationsComparison of all specifications | Ryzen 9 7945HX3D |
|---|---|---|
| General | ||
| Jan 4th, 2022 | Release Date | Jul 27th, 2023 |
| $519.00 | MSRP | Not Available |
Desktop | Segment | Laptop |
| Intel Socket 1700 | Socket | AMD Socket FL1 |
| Alder Lake | Codename | Not Available |
| 65 W | Power Consumption | 55 W |
| Performance | ||
| 16 | Cores | 16 |
| 24 | Threads | 32 |
2.4 GHz | Base Frequency | 2.3 GHz |
| 5.1 GHz | Turbo Frequency | 5.4 GHz |
| 30 MB | L3 Cache | 128 MB |
| Other Features | ||
| DDR4 @ 3200 MHz, DDR5 @ 4800 MHz | RAM | DDR5 @ 5200 MHz |
| UHD Graphics 770 | Integrated Graphics | Radeon 610M |
| Yes | Overclockable | Yes |
