Based on the AMD RDNA 2 architecture and supporting ray tracing, the ASRock Radeon RX 6400 Challenger ITX 4GB graphics card allows you to game in 1080p in good conditions thanks to AMD FidelityFX Super Resolution technology. With 768 stream processors, high frequencies and 4 GB of GDDR6 VRAM, the AMD Radeon RX 6400 gaming graphics card is designed to enjoy your PC games in full HD.
ASRock Radeon RX 6400 Challenger ITX 4GB
Compact ITX form factor with only 162 mm length
Single Fan Design
Striped Axial Fan
0dB Silent Cooling function when the card is under low load
Customisation with ASRock Tweak 2.0
Powerful software suite
AMD Radeon Software Adrenalin drivers enhance your gaming experience. Enhance your gaming experience with Radeon Software. Enjoy features that enable a truly immersive experience with stunning visuals, jitter-free and tear-free gaming, reduced input latency, and updated game drivers as soon as they are released.
I dealt with a very competent person who took care of everything from A to Z. Everything went very well.
I personally thank her for her service.
And I recommend LDLC in CHAMBRAY-LES-TOURS
The product is installed, it works correctly.
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by AyannD
Posted on 6 Jan 2026
Bought on 9 Dec 2025 from LDLC
Number of reviews: 3Average rating: 10
Very well
It's a good graphics card for finally being able to play Minecraft with large patches without pings.
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by Sylvain J
Posted on 27 Dec 2025
Bought on 28 Nov 2025 from LDLC
Number of reviews: 12Average rating: 10
Exceptional
Small but super powerful graphics card. My son's games all run on ultra settings. RADEON cards are great value for money.
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by AdrienR
Posted on 1 Nov 2025
Bought on 29 Oct 2025 from LDLC
Number of reviews: 1Average rating: 10
Radeon RX6400 ITX 4G card
Very fast delivery, simple installation, works immediately and perfectly under Linux (Kubuntu) without needing to download drivers. On Windows, it's a different story: I had to download the installer from AMD to get Windows 11 to recognise the card.
Purchased because the DisplayPort on my motherboard failed. Both screens are now on the graphics card (HDMI + DisplayPort) with extended desktop operation.
Very satisfied with LDLC service.
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by Denis C
Posted on 30 Aug 2025
Bought on 29 Aug 2025 from LDLC
Number of reviews: 37Average rating: 9
runs under Linux on a PCIe 3.0 x16 bus only (the card supports 4.0)
This graphics card replaces an old family graphics card that was failing (only 128 MB of video RAM!), the PC is based on a 2017 Gigabyte motherboard with a Linux OS (in fact a Proxmox(/Debian) with a passthrough of the graphics card in a Linux/Devuan VM). Everything worked first time! In the VM lmsensors also displays fan speed and card temperatures. I ran flightgear to see (OK, it's not one of the latest GPU-intensive games and I'm not using the GPGPU to educate a rival model of Chat GPT, lol), I set the maximum number of rendering options, and despite that, despite the PCIe 3.0 bus when the card supports PCIe 4.0, I can't get the frame rate down below 60 frames per second, at maximum resolution... impressively smooth! In short: it works perfectly under Linux, including passthrough in a Linux VM running proxmox (kvm).