AMD Radeon RX 6400
Low-profile RDNA 2 entry — quiet HTPC and SFF 1080p upgrade.
Affiliate disclosure: As an Amazon Associate, PCTalkTalk Compare earns from qualifying purchases. We may also earn a commission from Newegg and B&H Photo Video links, at no extra cost to you.
Pros
- ✓ Low profile options
- ✓ Low power
- ✓ Cheap
Cons
- – 4GB VRAM
- – PCIe x4 bottleneck
- – Weak RT
Full specifications
Where to buy the AMD Radeon RX 6400
Check today's availability, latest prices, and bundle deals at these authorized retailers:
Affiliate disclosure: As an Amazon Associate, PCTalkTalk Compare earns from qualifying purchases. We may also earn a commission from Newegg and B&H Photo Video links, at no extra cost to you.
Popular comparisons
Similar gpus
NVIDIA GeForce RTX 4060
Efficient Ada 1080p/1440p entry with DLSS 3 Frame Gen.
NVIDIA GeForce RTX 5090
NVIDIA's Blackwell flagship — 32GB GDDR7, 21,760 CUDA cores, and DLSS 4 for uncompromising 4K gaming and creation.
AMD Radeon RX 7700 XT
12GB RDNA3 1440p card often undercutting NVIDIA midrange.
NVIDIA GeForce RTX 4090
The Ada Lovelace flagship — 24GB GDDR6X, 16,384 CUDA cores, still one of the fastest gaming GPUs available.