AMD Radeon RX 6400 vs Intel Arc B580
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
Arc B580
Battlemage · 12 GB GDDR6

Lowest price
$582
FPS / €
0.722
Our verdict
- The Arc B580 is on average 40% faster than the RX 6400 at 1440p across our reference games.
- The RX 6400 is currently $351 cheaper ($231 vs $582).
- With 1.255 FPS per euro, the RX 6400 offers the best price-to-performance ratio.
- The Arc B580 packs more video memory (12 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 | Arc B580 | |
|---|---|---|
| Architecture | RDNA 2 | Battlemage |
| Release date | 2022-01 | 2024-12 |
| Video memory | 4 GB | 12 GB |
| Memory type | GDDR6 | GDDR6 |
| Memory bus | 64 bit | 192 bit |
| Bandwidth | 128 GB/s | 456 GB/s |
| Shading units | 768 | 2560 |
| Boost clock | 2321 MHz | 2850 MHz |
| Power draw (TDP) | 53 W | 190 W |
| Recommended PSU | 350 W | 600 W |
| Interface | PCIe 4.0 x4 | PCIe 4.0 x8 |
| Launch price | $159 | $249 |
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
Arc B580
#45 / 69Number of builds created with this GPU
66
Average build price
$906
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
Arc B580
5 models trackedFrequently asked questions
Which is the better graphics card, the RX 6400 or the Arc B580?
The Arc B580 is on average 40% faster than the RX 6400 at 1440p across our reference games. The RX 6400 is currently $351 cheaper ($231 vs $582). With 1.255 FPS per euro, the RX 6400 offers the best price-to-performance ratio. The Arc B580 packs more video memory (12 GB vs 4 GB), an advantage for 4K and heavy textures.
Which card should you pick for 1440p gaming: RX 6400 or Arc B580?
At 1440p, the RX 6400 averages 270 FPS versus 377 FPS for the Arc B580 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 Arc B580?
A power supply of around 600 W is recommended for the Arc B580. 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 Arc B580?
In community builds, the CPU most often paired with the Arc B580 is the r5-5500 (13 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 Arc B580 cost right now?
The Arc B580 is available from $582. We track 5 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.
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