AMD Radeon RX 6400 vs AMD Radeon RX 6800
FPS benchmarks across 139 games (reference CPU: r9-9950x3D2), live prices, popularity and community builds.
RX 6400
RDNA 2 · 4 GB GDDR6

Lowest price
$231
FPS / €
1.255
RX 6800
RDNA 2 · 16 GB GDDR6

Lowest price
$450
FPS / €
0.969
Our verdict
- The RX 6800 is on average 48% faster than the RX 6400 at 1440p across our reference games.
- The RX 6400 is currently $219 cheaper ($231 vs $450).
- With 1.255 FPS per euro, the RX 6400 offers the best price-to-performance ratio.
- The RX 6800 packs more video memory (16 GB vs 4 GB), an advantage for 4K and heavy textures.
Gaming performance
Benchmarks measured with a r9-9950x3D2 to avoid bottlenecking the graphics cards.
FPS / €
The higher the number, the better the performance you get for your money.
Want to see FPS in other games? Explore all our benchmarks
Specifications
| RX 6400 | RX 6800 | |
|---|---|---|
| Architecture | RDNA 2 | RDNA 2 |
| Release date | 2022-01 | 2020-11 |
| Video memory | 4 GB | 16 GB |
| Memory type | GDDR6 | GDDR6 |
| Memory bus | 64 bit | 256 bit |
| Bandwidth | 128 GB/s | 512 GB/s |
| Shading units | 768 | 3840 |
| Boost clock | 2321 MHz | 2105 MHz |
| Power draw (TDP) | 53 W | 250 W |
| Recommended PSU | 350 W | 650 W |
| Interface | PCIe 4.0 x4 | PCIe 4.0 x16 |
| Launch price | $159 | $579 |
Popularity on DropReference
RX 6400
#60 / 69Number of builds created with this GPU
8
Average build price
$620
Most paired CPUs
Most used power supply

MSI MAG A650BN 650W 80 Plus Bronze Black
650 W · $60
RX 6800
#56 / 69Number of builds created with this GPU
29
Average build price
$1,226
Most paired CPUs
Most used power supply

MSI MAG A650BN 650W 80 Plus Bronze Black
650 W · $60
All models
Real-time prices and stock in your region
Frequently asked questions
Which is the better graphics card, the RX 6400 or the RX 6800?
The RX 6800 is on average 48% faster than the RX 6400 at 1440p across our reference games. The RX 6400 is currently $219 cheaper ($231 vs $450). With 1.255 FPS per euro, the RX 6400 offers the best price-to-performance ratio. The RX 6800 packs more video memory (16 GB vs 4 GB), an advantage for 4K and heavy textures.
Which card should you pick for 1440p gaming: RX 6400 or RX 6800?
At 1440p, the RX 6400 averages 270 FPS versus 400 FPS for the RX 6800 across our reference games.
What power supply do you need for the RX 6400?
A power supply of around 350 W is recommended for the RX 6400. On DropReference, the most used PSU with this card is the MSI MAG A650BN 650W 80 Plus Bronze Black.
What power supply do you need for the RX 6800?
A power supply of around 650 W is recommended for the RX 6800. On DropReference, the most used PSU with this card is the MSI MAG A650BN 650W 80 Plus Bronze Black.
Which CPU should you pair with the RX 6400?
In community builds, the CPU most often paired with the RX 6400 is the r5-3400g (3 builds).
Which CPU should you pair with the RX 6800?
In community builds, the CPU most often paired with the RX 6800 is the r5-5500 (5 builds).
How much does the RX 6400 cost right now?
The RX 6400 is available from $231. We track 9 models in real time.
How much does the RX 6800 cost right now?
The RX 6800 is available from $450. We track 9 models in real time.
AMD Radeon RX 6400
The AMD Radeon RX 6400 offers entry-level gaming performance with RDNA 2 architecture. Ideal for 1080p gaming with moderate settings, it features 4 GB of GDDR6 memory and excellent price-performance ratio for budget builds.
AMD Radeon RX 6800
The AMD Radeon RX 6800, with RDNA 2 architecture, offers high-end gaming performance with 16 GB of GDDR6 memory. Excellent for 4K gaming, it supports ray tracing and provides competitive performance against equivalent NVIDIA cards.
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