CMP 30HX vs RTX 4090 for Blender
Compare CMP 30HX 6 GB and RTX 4090 for Blender Cycles. See benchmark performance, VRAM, power ratings and checked prices side by side. RTX 4090 leads the Blender benchmark score by 1412.4%.
Fastest in Cycles
RTX 4090
1,412% faster than CMP 30HX 6 GB
Most VRAM
RTX 4090
300% more VRAM than CMP 30HX 6 GB
Lowest power draw
CMP 30HX 6 GB
72% lower rating than RTX 4090
Cheapest
Cannot compare
Price unavailable for some GPUs
Best value for money
Cannot compare
Price or benchmark unavailable for some GPUs
GPU comparison
Key specifications for Blender rendering.
| Spec | CMP 30HX 6 GB | RTX 4090 |
|---|---|---|
| Lowest price | Price unavailable No current offer matches your preferences. | $3,995.00 Checked Oct 9, 2026 |
| Value for money | N/A | 2.90 |
| Blender benchmark score | 765.06 | 11,570.69 +1,412% |
| VRAM | 6 GB Below Blender’s recommended VRAM | 24 GB More capacity for heavy scenes+300% |
| System PSU | 300 W Secondary source suggestion−65% | 850 W Manufacturer requirement |
| Render support | CUDA, OpenCL | OptiX, CUDA |
| Performance | ||
| CUDA cores | 1,408 | 16,384 +1,064% |
| Boost clock | 1785 MHz | 2.52 GHz +41% |
| RT cores | N/A | 128 |
| Tensor cores | N/A | 512 |
| Memory | ||
| Memory bandwidth | 336 GB/s | 1,010 GB/s +201% |
| Memory type | GDDR6 | GDDR6X |
| Memory bus | 192-bit | 384-bit +100% |
| Memory speed | N/A | 21 Gbps |
| Platform | ||
| Architecture | Turing | Ada Lovelace |
| TDP | 125 W −72% | 450 W |
| Release year | 2021 | 2022 |
Blender Cycles benchmarks
Estimated seconds / frame Lower is faster
CMP 30HX 6 GB
Blender 4.5.0 · OptiX · 12 runs
RTX 4090
Blender 5.2.0 · OptiX · 61 runs
Junkshop
Monster
Classroom
Which GPU should you choose for Blender?
CMP 30HX 6 GB (6 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
RTX 4090 leads by 1412.4% in the Renderjuice Blender benchmark model (11,571 vs 765). CMP 30HX 6 GB (6 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
CMP 30HX 6 GB (6 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
CMP 30HX 6 GB is the lower-power option at 125 W TDP, compared with 450 W for RTX 4090. If render speed is close, that can make CMP 30HX 6 GB easier to cool and run quietly.
Is the upgrade worthwhile?
CMP 30HX 6 GB (6 GB) meets Blender’s 2 GB VRAM minimum but is below its 8 GB recommendation. Check scene memory needs and GPU compatibility.
Comparison summary
RTX 4090 leads the Blender benchmark score by 1412.4%.
Fastest in Cycles: RTX 4090 1,412% faster than CMP 30HX 6 GB.
Most VRAM: RTX 4090 300% more VRAM than CMP 30HX 6 GB.
Lowest power draw: CMP 30HX 6 GB 72% lower rating than RTX 4090.
Cheapest: Cannot compare Price unavailable for some GPUs.
Best value for money: Cannot compare Price or benchmark unavailable for some GPUs.
CMP 30HX 6 GB (6 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.