Buy on Amazon
$319.88
In Stock
Availability
Availability
AvailabilityMSRP in USD: $499
Availability
MSRP in USD: $499
Key Differences
In short — Ryzen 9 3900X outperforms the cheaper Core i7-3820 on the selected game parameters. However, the worse performing Core i7-3820 is a better bang for your buck. The better performing Ryzen 9 3900X is 2701 days newer than the cheaper Core i7-3820.
Advantages of Intel Core i7-3820
- Up to 19% cheaper than Ryzen 9 3900X - $319.88 vs $395.0
- Up to 10% better value when playing Assassin's Creed Valhalla than Ryzen 9 3900X - $1.89 vs $2.1 per FPS
Advantages of AMD Ryzen 9 3900X
- Performs up to 11% better in Assassin's Creed Valhalla than Core i7-3820 - 188 vs 169 FPS
- Consumes up to 19% less energy than Intel Core i7-3820 - 105 vs 130 Watts
- Can execute more multi-threaded tasks simultaneously than Intel Core i7-3820 - 24 vs 8 threads
Assassin's Creed Valhalla
Resolution
1920 x 1080
Game Graphics
Ultra High
Core i7-3820
Desktop • Feb 13th, 2012
FPS
169
89%
Value, $/FPS
$1.89/FPS
100%
Price, $
$319.88
100%
Value Winner
Intel Core i7-3820 Quad-Core Processor 3.6 GHz 10 MB Cache LGA 2011 - BX80619I73820
Buy for $319.88 on Amazon
In Stock
Updated 8187 minutes ago
AMD Ryzen 9 3900X 12-core, 24-thread unlocked desktop processor with Wraith Prism LED Cooler
Buy for $395 on Amazon
In Stock
Updated 8188 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultra High
Core i7-3820
Desktop • Feb 13th, 2012
Ryzen 9 3900X
Desktop • Jul 7th, 2019
Geekbench 5 Benchmarks
Intel Core i7-3820 | vs | AMD Ryzen 9 3900X |
|---|---|---|
| Feb 13th, 2012 | Release Date | Jul 7th, 2019 |
| Core i7 | Collection | Ryzen 9 |
| Sandy Bridge E | Codename | Matisse |
| Intel Socket 2011 | Socket | AMD Socket AM4 |
Desktop | Segment | Desktop |
| 4 | Cores | 12 |
| 8 | Threads | 24 |
| 3.6 GHz | Base Clock Speed | 3.8 GHz |
| 3.8 GHz | Turbo Clock Speed | 4.6 GHz |
| 130 W | TDP | 105 W |
| 32 nm | Process Size | 7 nm |
| 36.0x | Multiplier | 38.0x |
| None | Integrated Graphics | None |
| Yes | Overclockable | Yes |
Builds Using Core i7-3820 or Ryzen 9 3900X
Assassin's Creed Valhalla, 1920 x 1080, Ultra High
112 FPS
$12.84/FPS
GeForce RTX 3080
Ryzen 9 3900X
16 GB, N/A Storage
Buy on Amazon
$1,437.79
In Stock
123 FPS
$24.39/FPS
GeForce RTX 3090
Ryzen 9 3900X
24 GB, N/A Storage
Buy on Amazon
$2,999.99
In Stock
112 FPS
$24.01/FPS
GeForce RTX 3080
Ryzen 9 3900X
16 GB, N/A Storage
Buy on Amazon
$2,689.24
In Stock
93 FPS
$19.35/FPS
GeForce RTX 3070
Ryzen 9 3900X
16 GB, 500 GB SSD + 1 TB HDD
Buy on Amazon
$1,799.99
In Stock
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