Buy on Amazon
$80
In Stock
Availability
Availability
AvailabilityMSRP $449
Availability
MSRP $449
Key Differences
In short — Ryzen 7 7800X3D outperforms the cheaper Core i5-8400 on the selected game parameters. However, the worse performing Core i5-8400 is a better bang for your buck. The better performing Ryzen 7 7800X3D is 1917 days newer than the cheaper Core i5-8400.
Advantages of Core i5-8400
- Up to 83% cheaper than Ryzen 7 7800X3D - $80.00 vs $479.00
- Up to 74% better value when playing Assassin's Creed Mirage than Ryzen 7 7800X3D - $0.81 vs $3.07 per FPS
- Consumes up to 46% less energy than AMD Ryzen 7 7800X3D - 65 vs 120 Watts
Advantages of Ryzen 7 7800X3D
- Performs up to 58% better in Assassin's Creed Mirage than Core i5-8400 - 156 vs 99 FPS
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-8400 - 16 vs 6 threads
- Works without a dedicated GPU, while Intel Core i5-8400 doesn't have integrated graphics
Assassin's Creed Mirage
Resolution
1920 x 1080
Game Graphics
Ultra High
Intel Core i5-8400 Desktop Processor 6 Cores up to 4.0 GHz LGA 1151 300 Series 65W
Buy for $80 on Amazon
In Stock
Updated 73 minutes ago
AMD Ryzen 7 7800X3D 8-Core, 16-Thread Desktop Processor
Buy for $479 on Amazon
In Stock
Updated 72 minutes ago
Trending Games
With selected game settings
Resolution
1920 x 1080
Game Graphics
Ultra High
Core i5-8400
Desktop • Oct 5th, 2017
Ryzen 7 7800X3D
Desktop • Jan 4th, 2023
Geekbench 5 Benchmarks
Core i5-8400 | vs | Ryzen 7 7800X3D |
|---|---|---|
| Oct 5th, 2017 | Release Date | Jan 4th, 2023 |
| Core i5 | Collection | Ryzen 7 |
| Coffee Lake | Codename | Raphael |
| Intel Socket 1151 | Socket | AMD Socket AM5 |
Desktop | Segment | Desktop |
| 6 | Cores | 8 |
| 6 | Threads | 16 |
| 2.8 GHz | Base Clock Speed | 4.2 GHz |
| 4.0 GHz | Turbo Clock Speed | 5.0 GHz |
65 W | TDP | 120 W |
| 14 nm | Process Size | 5 nm |
| 28.0x | Multiplier | 42.0x |
| None | Integrated Graphics | Radeon Graphics |
| No | Overclockable | No |
PC Builds Using Core i5-8400 or Ryzen 7 7800X3D
With selected game settings
124 FPS
$16.13/FPS
GeForce RTX 4070 Ti SUPER
Ryzen 7 7800X3D
32 GB, N/A Storage
Buy on Amazon
$1,999.99
In Stock
110 FPS
$14.55/FPS
Radeon RX 7800 XT
Ryzen 7 7800X3D
32 GB, 1 TB SSD
Buy on Amazon
$1,599.99
In Stock
135 FPS
$22.22/FPS
GeForce RTX 4080
Ryzen 7 7800X3D
32 GB, N/A Storage
Buy on Amazon
$2,999.99
In Stock
119 FPS
$17.65/FPS
GeForce RTX 4070 Ti
Ryzen 7 7800X3D
32 GB, N/A Storage
Buy on Amazon
$2,099.99
In Stock
135 FPS
$22.22/FPS
GeForce RTX 4080
Ryzen 7 7800X3D
32 GB, N/A Storage
Buy on Amazon
$2,999.99
In Stock
110 FPS
$14.82/FPS
Radeon RX 7800 XT
Ryzen 7 7800X3D
32 GB, N/A Storage
Buy on Amazon
$1,629.99
In Stock
119 FPS
$29.34/FPS
GeForce RTX 4070 Ti
Ryzen 7 7800X3D
32 GB, N/A Storage
Buy on Amazon
$3,490.99
In Stock
114 FPS
$24.13/FPS
GeForce RTX 4070 SUPER
Ryzen 7 7800X3D
32 GB, 2 TB SSD
Buy on Amazon
$2,750.99
In Stock
156 FPS
$24.82/FPS
GeForce RTX 4090
Ryzen 7 7800X3D
32 GB, N/A Storage
Buy on Amazon
$3,871.24
In Stock
103 FPS
$19.71/FPS
GeForce RTX 4070
Ryzen 7 7800X3D
32 GB, N/A Storage
Buy on Amazon
$2,029.99
In Stock
119 FPS
$21.01/FPS
GeForce RTX 4070 Ti
Ryzen 7 7800X3D
32 GB, N/A Storage
Buy on Amazon
$2,499.99
In Stock
103 FPS
$25.24/FPS
GeForce RTX 4070
Ryzen 7 7800X3D
32 GB, N/A Storage
Buy on Amazon
$2,600
In Stock
124 FPS
$15.32/FPS
GeForce RTX 4070 Ti SUPER
Ryzen 7 7800X3D
32 GB, 1 TB SSD
Buy on Amazon
$1,899.99
In Stock
119 FPS
$20.17/FPS
GeForce RTX 4070 Ti
Ryzen 7 7800X3D
32 GB, N/A Storage
Buy on Amazon
$2,399.99
In Stock
136 FPS
$24.26/FPS
GeForce RTX 4080 SUPER
Ryzen 7 7800X3D
16 GB, N/A Storage
Buy on Amazon
$3,299.99
In Stock
110 FPS
$17.27/FPS
Radeon RX 7800 XT
Ryzen 7 7800X3D
32 GB, 1 TB SSD
Buy on Amazon
$1,899.99
In Stock
114 FPS
$15.79/FPS
GeForce RTX 4070 SUPER
Ryzen 7 7800X3D
32 GB, 1 TB SSD
Buy on Amazon
$1,799.99
In Stock
136 FPS
$23.75/FPS
GeForce RTX 4080 SUPER
Ryzen 7 7800X3D
32 GB, 6 TB HDD
Buy on Amazon
$3,229.99
In Stock
103 FPS
$22.52/FPS
GeForce RTX 4070
Ryzen 7 7800X3D
32 GB, 1 TB SSD + 4 TB HDD
Buy on Amazon
$2,319.99
In Stock
87 FPS
$17.24/FPS
GeForce RTX 3070
Ryzen 7 7800X3D
32 GB, 512 GB SSD + 2 TB HDD
Buy on Amazon
$1,499.99
In Stock
100 FPS
$16.3/FPS
Radeon RX 7700 XT
Ryzen 7 7800X3D
32 GB, 1 TB SSD
Buy on Amazon
$1,629.99
In Stock
119 FPS
$20.84/FPS
GeForce RTX 4070 Ti
Ryzen 7 7800X3D
32 GB, N/A Storage
Buy on Amazon
$2,479.99
In Stock
135 FPS
$20.37/FPS
GeForce RTX 4080
Ryzen 7 7800X3D
32 GB, 1 TB SSD + 3 TB HDD
Buy on Amazon
$2,749.99
In Stock
119 FPS
$15.12/FPS
GeForce RTX 4070 Ti
Ryzen 7 7800X3D
16 GB, 1 TB SSD
Buy on Amazon
$1,799
In Stock
156 FPS
$25/FPS
GeForce RTX 4090
Ryzen 7 7800X3D
64 GB, 6 TB HDD
Buy on Amazon
$3,899.99
In Stock
136 FPS
$20.22/FPS
GeForce RTX 4080 SUPER
Ryzen 7 7800X3D
32 GB, 1 TB SSD + 3 TB HDD
Buy on Amazon
$2,749.99
In Stock
156 FPS
$31.41/FPS
GeForce RTX 4090
Ryzen 7 7800X3D
64 GB, 2 TB SSD + 4 TB HDD
Buy on Amazon
$4,899.99
In Stock
1 FPS
$849.99/FPS
Radeon RX 580
Core i5-8400
8 GB, 1 TB HDD
Buy on Amazon
$849.99
In Stock
Similar CPU Comparisons
Select from the most popular similar processor comparisons. Most compared processor combinations, including the currently selected ones, are at the top.
