GPU Comparison
Select up to 2 GPUs to analyze their pricing, performance, and specifications side-by-side.
Market Value Leader
Only verified data for Radeon RX 6400 is available. Benchmarks for other models are currently being processed.
The Radeon RX 6750 XT is dramatically faster than the Radeon RX 6400, leading by roughly 333% in our performance index.
Maximum Capacity Reached. Remove a model to add another. (2/2)
Comparable or lower specs
Radeon RX 6750 XT vs Radeon RX 6400: In-Depth Breakdown
Performance: Radeon RX 6750 XT vs Radeon RX 6400
The Radeon RX 6750 XT is dramatically faster, around 333% ahead of the Radeon RX 6400. That gap is enough to move it up a tier: the Radeon RX 6750 XT is comfortable at 1440p, while the Radeon RX 6400 is better matched to entry-level 1080p. The Radeon RX 6750 XT packs 2,560 stream processors versus 768 on the Radeon RX 6400. The Radeon RX 6750 XT also has more RT cores (40 vs 12), strengthening its ray-tracing and AI-upscaling performance.
Power & Efficiency
The Radeon RX 6400 draws just 53W versus 250W for the Radeon RX 6750 XT, and it also delivers more performance per watt — so it runs cooler and quieter and needs less PSU headroom.
VRAM & Future-Proofing
With 12GB against 4GB, the Radeon RX 6750 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 6750 XT's memory is also faster — 432 GB/s versus 128 GB/s (192-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 6750 XT?
The Radeon RX 6750 XT is the faster card by about 333%. 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 6750 XT better than the Radeon RX 6400?
Which is better for 4K gaming, the Radeon RX 6400 or the Radeon RX 6750 XT?
Does the Radeon RX 6750 XT have enough VRAM advantage to matter?
Which is better for ray tracing, the Radeon RX 6750 XT or the Radeon RX 6400?
Technical Specifications Comparison
Architecture & Cores
| Specification | Radeon RX 6400 | Radeon RX 6750 XT |
|---|---|---|
| Architecture | RDNA 2 | RDNA 2 |
| Process Node | TSMC N6 | TSMC N7 |
| CUDA Cores (Stream Processors / Stream Processors) | 768 | 2,560✓ |
| Ray Tracing Cores | 12 | 40✓ |
Clock Speeds
| Specification | Radeon RX 6400 | Radeon RX 6750 XT |
|---|---|---|
| Base Clock | 1,923 MHz | 2,150 MHz✓ |
| Boost Clock | 2,321 MHz | 2,600 MHz✓ |
Memory
| Specification | Radeon RX 6400 | Radeon RX 6750 XT |
|---|---|---|
| VRAM Capacity | 4 GB | 12 GB✓ |
| Memory Type | GDDR6 | GDDR6 |
| Memory Bus | 64-bit | 192-bit✓ |
| Memory Speed | 16 Gbps | 18 Gbps✓ |
| Bandwidth | 128 GB/s | 432 GB/s✓ |
Connectivity & Power
| Specification | Radeon RX 6400 | Radeon RX 6750 XT |
|---|---|---|
| Interface | PCIe 4.0 x4 | PCIe 4.0 x16 |
| TDP | 53 W✓ | 250 W |
| Power Connectors | None | 2x 8-pin |
| Released | Jan 2022 | Mar 2022 |