PRO W6400 vs RX 6400 for Blender
Compare PRO W6400 4 GB and RX 6400 4 GB for Blender Cycles. See benchmark performance, VRAM, power ratings and checked prices side by side. RX 6400 4 GB leads the Blender benchmark score by 2.2%.
Fastest in Cycles
RX 6400 4 GB
2% faster than PRO W6400 4 GB
Most VRAM
Tie
Same memory capacity
Lowest power draw
PRO W6400 4 GB
6% lower rating than RX 6400 4 GB
Cheapest
Cannot compare
Price unavailable for some GPUs
Best value for money
Cannot compare
Price or benchmark unavailable for some GPUs
| Spec | ||
|---|---|---|
| Lowest price | $248.99 Checked Oct 2, 2026 | Price unavailable No current offer matches your preferences. |
| Value for money | 1.18 | N/A |
| Performance | ||
| Blender benchmark score | 294.81 | 301.42 +2% |
| Boost clock | 2321 MHz | 2321 MHz |
| RT cores | 12 | 12 |
| Memory | ||
| VRAM | 4 GB Below Blender’s recommended VRAM | 4 GB Below Blender’s recommended VRAM |
| Memory bandwidth | 128 GB/s | 128 GB/s |
| Memory type | GDDR6 | GDDR6 |
| Memory bus | 64-bit | 64-bit |
| Platform | ||
| Architecture | RDNA 2.0 | RDNA 2.0 |
| Render support | OpenCL | OpenCL |
| TDP | 50 W −6% | 53 W |
| System PSU | 250 W Secondary source suggestion−29% | 350 W Manufacturer requirement |
| Release year | 2022 | 2022 |
Blender Cycles benchmarks
Estimated seconds / frame Lower is faster
PRO W6400 4 GB
Blender 4.1.0 · HIP · 6 runs
RX 6400 4 GB
Blender 4.0.0 · HIP · 9 runs
Junkshop
Monster
Classroom
Which GPU should you choose for Blender?
PRO W6400 4 GB (4 GB) meets Blender’s 2 GB VRAM minimum but is below its 8 GB recommendation. Check scene memory needs and GPU compatibility. RX 6400 4 GB (4 GB) meets Blender’s 2 GB VRAM minimum but is below its 8 GB recommendation. Check scene memory needs and GPU compatibility.
Cycles rendering performance
RX 6400 4 GB leads by 2.2% in the Renderjuice Blender benchmark model (301 vs 295). PRO W6400 4 GB (4 GB) meets Blender’s 2 GB VRAM minimum but is below its 8 GB recommendation. Check scene memory needs and GPU compatibility. RX 6400 4 GB (4 GB) meets Blender’s 2 GB VRAM minimum but is below its 8 GB recommendation. Check scene memory needs and GPU compatibility.
VRAM and scene capacity
PRO W6400 4 GB (4 GB) meets Blender’s 2 GB VRAM minimum but is below its 8 GB recommendation. Check scene memory needs and GPU compatibility. RX 6400 4 GB (4 GB) meets Blender’s 2 GB VRAM minimum but is below its 8 GB recommendation. Check scene memory needs and GPU compatibility.
Power ratings and cooling
PRO W6400 4 GB is the lower-power option at 50 W TDP, compared with 53 W for RX 6400 4 GB. If render speed is close, that can make PRO W6400 4 GB easier to cool and run quietly.
Is the upgrade worthwhile?
PRO W6400 4 GB (4 GB) meets Blender’s 2 GB VRAM minimum but is below its 8 GB recommendation. Check scene memory needs and GPU compatibility. RX 6400 4 GB (4 GB) meets Blender’s 2 GB VRAM minimum but is below its 8 GB recommendation. Check scene memory needs and GPU compatibility.
Comparison summary
RX 6400 4 GB leads the Blender benchmark score by 2.2%.
Fastest in Cycles: RX 6400 4 GB 2% faster than PRO W6400 4 GB.
Most VRAM: Tie Same memory capacity.
Lowest power draw: PRO W6400 4 GB 6% lower rating than RX 6400 4 GB.
Cheapest: Cannot compare Price unavailable for some GPUs.
Best value for money: Cannot compare Price or benchmark unavailable for some GPUs.
PRO W6400 4 GB (4 GB) meets Blender’s 2 GB VRAM minimum but is below its 8 GB recommendation. Check scene memory needs and GPU compatibility. RX 6400 4 GB (4 GB) meets Blender’s 2 GB VRAM minimum but is below its 8 GB recommendation. Check scene memory needs and GPU compatibility.
If you are deciding between these cards for Blender, focus first on Blender benchmark score, VRAM capacity, memory bandwidth, and whether your scenes are likely to benefit more from raw speed or extra memory headroom. The comparison table above keeps those tradeoffs in one place.