PRO W6800 vs RX 6400 for Blender
Compare PRO W6800 32 GB and RX 6400 4 GB for Blender Cycles. See benchmark performance, VRAM, power ratings and checked prices side by side. PRO W6800 32 GB leads the Blender benchmark score by 545.6%.
Fastest in Cycles
PRO W6800 32 GB
546% faster than RX 6400 4 GB
Most VRAM
PRO W6800 32 GB
700% more VRAM than RX 6400 4 GB
Lowest power draw
RX 6400 4 GB
79% lower rating than PRO W6800 32 GB
Cheapest
RX 6400 4 GB
82% cheaper than PRO W6800 32 GB
Best value for money
PRO W6800 32 GB
19% better value than RX 6400 4 GB
| Spec | ||
|---|---|---|
| Lowest price | $1,649.96 Checked Oct 5, 2026 | $303.43 Checked Oct 5, 2026 |
| Value for money | 1.18 +19% | 0.99 |
| Performance | ||
| Blender benchmark score | 1,946.06 +546% | 301.42 |
| Boost clock | 2322 MHz +<1% | 2321 MHz |
| RT cores | 60 +400% | 12 |
| Memory | ||
| VRAM | 32 GB More capacity for heavy scenes+700% | 4 GB Below Blender’s recommended VRAM |
| Memory bandwidth | 512 GB/s +300% | 128 GB/s |
| Memory type | GDDR6 | GDDR6 |
| Memory bus | 256-bit +300% | 64-bit |
| Platform | ||
| Architecture | RDNA 2.0 | RDNA 2.0 |
| Render support | OpenCL | OpenCL |
| TDP | 250 W | 53 W −79% |
| System PSU | 600 W Secondary source suggestion | 350 W Manufacturer requirement−42% |
| Release year | 2021 | 2022 |
Blender Cycles benchmarks
Estimated seconds / frame Lower is faster
PRO W6800 32 GB
Blender 4.0.0 · HIP · 8 runs
RX 6400 4 GB
Blender 4.0.0 · HIP · 9 runs
Junkshop
Monster
Classroom
Which GPU should you choose for Blender?
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
PRO W6800 32 GB leads by 545.6% in the Renderjuice Blender benchmark model (1,946 vs 301). 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
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
RX 6400 4 GB is the lower-power option at 53 W TDP, compared with 250 W for PRO W6800 32 GB. If render speed is close, that can make RX 6400 4 GB easier to cool and run quietly.
Is the upgrade worthwhile?
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
PRO W6800 32 GB leads the Blender benchmark score by 545.6%.
Fastest in Cycles: PRO W6800 32 GB 546% faster than RX 6400 4 GB.
Most VRAM: PRO W6800 32 GB 700% more VRAM than RX 6400 4 GB.
Lowest power draw: RX 6400 4 GB 79% lower rating than PRO W6800 32 GB.
Cheapest: RX 6400 4 GB 82% cheaper than PRO W6800 32 GB.
Best value for money: PRO W6800 32 GB 19% better value than RX 6400 4 GB.
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.