Buy on Amazon
$395
In Stock
AvailabilityMSRP in USD: $303
Availability
MSRP in USD: $303
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AvailabilityMSRP in USD: $499
Availability
MSRP in USD: $499
Key Differences
In short — Ryzen 9 3900X outperforms Core i7-8700B on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Ryzen 9 3900X is 460 days newer than Core i7-8700B.
Advantages of Intel Core i7-8700B
- Consumes up to 38% less energy than AMD Ryzen 9 3900X - 65 vs 105 Watts
- Works without a dedicated GPU, while AMD Ryzen 9 3900X doesn't have integrated graphics
Advantages of AMD Ryzen 9 3900X
- Performs up to 0% better in Control than Core i7-8700B - 203 vs 202 FPS
- Can execute more multi-threaded tasks simultaneously than Intel Core i7-8700B - 24 vs 12 threads
Control
Resolution
1920 x 1080
Game Graphics
High
Ryzen 9 3900X
Desktop • Jul 7th, 2019
FPS
203
100%
Value, $/FPS
$1.95/FPS
100%
Price, $
$395
100%
FPS and Value Winner
AMD Ryzen 9 3900X 12-core, 24-thread unlocked desktop processor with Wraith Prism LED Cooler
Buy for $395 on Amazon
In Stock
Updated 167 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
High
Core i7-8700B
Desktop • Apr 3rd, 2018
Ryzen 9 3900X
Desktop • Jul 7th, 2019
Geekbench 5 Benchmarks
Intel Core i7-8700B | vs | AMD Ryzen 9 3900X |
|---|---|---|
| Apr 3rd, 2018 | Release Date | Jul 7th, 2019 |
| Core i7 | Collection | Ryzen 9 |
| Coffee Lake | Codename | Matisse |
| Intel BGA 1440 | Socket | AMD Socket AM4 |
Desktop | Segment | Desktop |
| 6 | Cores | 12 |
| 12 | Threads | 24 |
| 3.2 GHz | Base Clock Speed | 3.8 GHz |
| 4.6 GHz | Turbo Clock Speed | 4.6 GHz |
65 W | TDP | 105 W |
| 14 nm | Process Size | 7 nm |
| 32.0x | Multiplier | 38.0x |
UHD Graphics 630 | Integrated Graphics | None |
| No | Overclockable | Yes |
Builds Using Core i7-8700B or Ryzen 9 3900X
Control, 1920 x 1080, High
127 FPS
$11.32/FPS
GeForce RTX 3080
Ryzen 9 3900X
16 GB, N/A Storage
Buy on Amazon
$1,437.79
In Stock
139 FPS
$21.58/FPS
GeForce RTX 3090
Ryzen 9 3900X
24 GB, N/A Storage
Buy on Amazon
$2,999.99
In Stock
127 FPS
$21.22/FPS
GeForce RTX 3080
Ryzen 9 3900X
16 GB, N/A Storage
Buy on Amazon
$2,694.96
In Stock
105 FPS
$17.14/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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