GPU Comparison
Select up to 2 GPUs to analyze their pricing, performance, and specifications side-by-side.
Market Value Leader
Market comparison is currently pending while we verify the latest benchmarks for Radeon RX 6400 and Radeon RX 6950 XT.
The Radeon RX 6950 XT is dramatically faster than the Radeon RX 6400, leading by roughly 600% in our performance index.
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Comparable or lower specs
Radeon RX 6950 XT vs Radeon RX 6400: In-Depth Breakdown
Performance: Radeon RX 6950 XT vs Radeon RX 6400
The Radeon RX 6950 XT is dramatically faster, around 600% ahead of the Radeon RX 6400. That gap is enough to move it up a tier: the Radeon RX 6950 XT is comfortable at 4K with upscaling and native 1440p, while the Radeon RX 6400 is better matched to entry-level 1080p. The Radeon RX 6950 XT packs 5,120 stream processors versus 768 on the Radeon RX 6400. The Radeon RX 6950 XT also has more RT cores (80 vs 12), strengthening its ray-tracing and AI-upscaling performance.
Power & Efficiency
The Radeon RX 6400 pulls less power (53W vs 335W), so it's the easier card to cool and the lighter load on your PSU. The faster Radeon RX 6950 XT draws more overall but extracts more performance from each watt — plan for a sturdier power supply if you pick it.
VRAM & Future-Proofing
With 16GB against 4GB, the Radeon RX 6950 XT has more headroom for 4K textures and memory-hungry creative/AI tasks where the Radeon RX 6400's 4GB can fall short. The Radeon RX 6950 XT's memory is also faster — 576 GB/s versus 128 GB/s (256-bit vs 64-bit bus) — which helps feed the GPU at 4K and with heavy textures.
Which should you buy: Radeon RX 6400 or Radeon RX 6950 XT?
The Radeon RX 6950 XT is the faster card by about 600%. With live pricing limited for this pair, base your decision on the spec differences above — particularly VRAM and power draw — and check current stock before buying.
Frequently Asked Questions
Is the Radeon RX 6950 XT better than the Radeon RX 6400?
Which is better for 4K gaming, the Radeon RX 6400 or the Radeon RX 6950 XT?
Does the Radeon RX 6950 XT have enough VRAM advantage to matter?
Which is better for ray tracing, the Radeon RX 6950 XT or the Radeon RX 6400?
Technical Specifications Comparison
Architecture & Cores
| Specification | Radeon RX 6400 | Radeon RX 6950 XT |
|---|---|---|
| Architecture | RDNA 2 | RDNA 2 |
| Process Node | TSMC N6 | TSMC N7 |
| CUDA Cores (Stream Processors / Stream Processors) | 768 | 5,120✓ |
| Ray Tracing Cores | 12 | 80✓ |
Clock Speeds
| Specification | Radeon RX 6400 | Radeon RX 6950 XT |
|---|---|---|
| Base Clock | 1,923 MHz✓ | 1,860 MHz |
| Boost Clock | 2,321 MHz✓ | 2,310 MHz |
Memory
| Specification | Radeon RX 6400 | Radeon RX 6950 XT |
|---|---|---|
| VRAM Capacity | 4 GB | 16 GB✓ |
| Memory Type | GDDR6 | GDDR6 |
| Memory Bus | 64-bit | 256-bit✓ |
| Memory Speed | 16 Gbps | 18 Gbps✓ |
| Bandwidth | 128 GB/s | 576 GB/s✓ |
Connectivity & Power
| Specification | Radeon RX 6400 | Radeon RX 6950 XT |
|---|---|---|
| Interface | PCIe 4.0 x4 | PCIe 4.0 x16 |
| TDP | 53 W✓ | 335 W |
| Power Connectors | None | 2x 8-pin |
| Released | Jan 2022 | May 2022 |