The Core i9-9940X is at least 2x faster gaming CPU than the Phenom II X4 820, however, it's a much worse value for money, as it's $1240.86 more expensive!
Advantages of the Core i9-9940X
- At least 2x faster CPU for gaming
- Can execute more multi-threaded tasks simultaneously – 28 vs 4 threads
Advantages of the Phenom II X4 820
- Up to 96% cheaper – $48.02 vs $1288.88
- A much better value for money for gaming
- Consumes up to 42% less energy – 95 vs 165 Watts
- Has an integrated GPU, while the Core i9-9940X cannot run games without a dedicated GPU
Core i9-9940X vs Phenom II X4 820 for Gaming
The CPU's performance in selected game and settings
Core i9-9940X
Oct 19th, 2018
Average FPS
187
100%
Min 1% FPS
124
100%
Price, $
$1288.88
3%
Value, $/FPS
$6.89/FPS
4%
Phenom II X4 820
Sep 1st, 2009
Average FPS
164
88%
Min 1% FPS
111
90%
Price, $
$48.02
100%
Value, $/FPS
$0.29/FPS
100%
Core i9-9940X vs Phenom II X4 820 in My Games
The FPS you'll get in saved games
The FPS you'll get in saved games
Add a Game
Select Settings
Synthetic Benchmarks
The Core i9-9940X vs Phenom II X4 820 in synthetic CPU benchmarks
Performance Specifications
The Core i9-9940X vs Phenom II X4 820 in core CPU performance specifications
Core i9-9940X
Oct 19th, 2018
Cores
14-core
100%
L3 Cache
19.25 MB
100%
Base Frequency
3.3 GHz
100%
Turbo Frequency
4.4 GHz
100%
Max. DDR4 RAM Speed
2666 MHz
100%
Phenom II X4 820
Sep 1st, 2009
Cores
4-core
29%
L3 Cache
4 MB
21%
Base Frequency
2.8 GHz
85%
Turbo Frequency
GHz
Max. DDR3 RAM Speed
1333 MHz
50%
Specifications
Comparison of all specifications
Core i9-9940X | SpecificationsComparison of all specifications | Phenom II X4 820 |
|---|---|---|
| General | ||
Oct 19th, 2018 | Release Date | Sep 1st, 2009 |
| $1,387.00 | MSRP | Not Available |
Desktop | Segment | Desktop |
| Intel Socket 2066 | Socket | AMD Socket AM3 |
| Skylake | Codename | Deneb |
| 165 W | Power Consumption | 95 W |
| Performance | ||
14 | Cores | 4 |
28 | Threads | 4 |
3.3 GHz | Base Frequency | 2.8 GHz |
| 4.4 GHz | Turbo Frequency | Non-Turbo |
19.25 MB | L3 Cache | 4 MB |
| Other Features | ||
| DDR4 @ 2666 MHz | RAM | DDR3 @ 1333 MHz |
| No | Integrated Graphics | On certain motherboards (Chipset feature) |
Yes | Overclockable | No |
