PRO W6400 vs RX 7800M for Blender
Compare PRO W6400 4 GB and RX 7800M 12 GB for Blender Cycles. See benchmark performance, VRAM, power ratings and checked prices side by side. RX 7800M 12 GB leads the Blender benchmark score by 556.6%.
Fastest in Cycles
RX 7800M 12 GB
557% faster than PRO W6400 4 GB
Most VRAM
RX 7800M 12 GB
200% more VRAM than PRO W6400 4 GB
Lowest power draw
PRO W6400 4 GB
72% lower rating than RX 7800M 12 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 5, 2026 | Price unavailable No current offer matches your preferences. |
| Value for money | 1.18 | N/A |
| Performance | ||
| Blender benchmark score | 294.81 | 1,935.77 +557% |
| Boost clock | 2321 MHz | 2335 MHz +<1% |
| RT cores | 12 | 60 +400% |
| Memory | ||
| VRAM | 4 GB Below Blender’s recommended VRAM | 12 GB Meets Blender’s recommended VRAM+200% |
| Memory bandwidth | 128 GB/s | 432 GB/s +238% |
| Memory type | GDDR6 | GDDR6 |
| Memory bus | 64-bit | 192-bit +200% |
| Platform | ||
| Architecture | RDNA 2.0 | RDNA 3.0 |
| Render support | OpenCL | OpenCL |
| TDP | 50 W −72% | 180 W |
| System PSU | 250 W Secondary source suggestion | N/A |
| Release year | 2022 | 2024 |
Blender Cycles benchmarks
Estimated seconds / frame Lower is faster
PRO W6400 4 GB
Blender 4.1.0 · HIP · 6 runs
RX 7800M 12 GB
Blender 4.5.0 · HIP · 15 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.
Cycles rendering performance
RX 7800M 12 GB leads by 556.6% in the Renderjuice Blender benchmark model (1,936 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.
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.
Power ratings and cooling
PRO W6400 4 GB is the lower-power option at 50 W TDP, compared with 180 W for RX 7800M 12 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.
Comparison summary
RX 7800M 12 GB leads the Blender benchmark score by 556.6%.
Fastest in Cycles: RX 7800M 12 GB 557% faster than PRO W6400 4 GB.
Most VRAM: RX 7800M 12 GB 200% more VRAM than PRO W6400 4 GB.
Lowest power draw: PRO W6400 4 GB 72% lower rating than RX 7800M 12 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.
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.