CMP 30HX vs RTX 4070 for Blender
Compare CMP 30HX 6 GB and RTX 4070 for Blender Cycles. See benchmark performance, VRAM, power ratings and checked prices side by side. RTX 4070 leads the Blender benchmark score by 570.1%.
Fastest in Cycles
RTX 4070
570% faster than CMP 30HX 6 GB
Most VRAM
RTX 4070
100% more VRAM than CMP 30HX 6 GB
Lowest power draw
CMP 30HX 6 GB
38% lower rating than RTX 4070
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 4070 |
|---|---|---|
| Lowest price | Price unavailable No current offer matches your preferences. | $829.00 Checked Oct 9, 2026 |
| Value for money | N/A | 6.18 |
| Blender benchmark score | 765.06 | 5,126.67 +570% |
| VRAM | 6 GB Below Blender’s recommended VRAM | 12 GB Meets Blender’s recommended VRAM+100% |
| System PSU | 300 W Secondary source suggestion | N/A |
| Render support | CUDA, OpenCL | OptiX, CUDA |
| Performance | ||
| CUDA cores | 1,408 | 5,888 +318% |
| Boost clock | 1785 MHz | 2475 MHz +39% |
| RT cores | N/A | 46 |
| Tensor cores | N/A | 184 |
| Memory | ||
| Memory bandwidth | 336 GB/s | 504.2 GB/s +50% |
| Memory type | GDDR6 | GDDR6X |
| Memory bus | 192-bit | 192-bit |
| Platform | ||
| Architecture | Turing | Ada Lovelace |
| TDP | 125 W −38% | 200 W |
| Release year | 2021 | 2023 |
Blender Cycles benchmarks
Estimated seconds / frame Lower is faster
CMP 30HX 6 GB
Blender 4.5.0 · OptiX · 12 runs
RTX 4070
Blender 5.2.0 · OptiX · 30 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 4070 leads by 570.1% in the Renderjuice Blender benchmark model (5,127 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 200 W for RTX 4070. 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 4070 leads the Blender benchmark score by 570.1%.
Fastest in Cycles: RTX 4070 570% faster than CMP 30HX 6 GB.
Most VRAM: RTX 4070 100% more VRAM than CMP 30HX 6 GB.
Lowest power draw: CMP 30HX 6 GB 38% lower rating than RTX 4070.
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.