Quadro RTX 6000 vs RTX 4000 SFF Ada Generation for Blender
Compare Quadro RTX 6000 and RTX 4000 SFF Ada Generation 20 GB for Blender Cycles. See benchmark performance, VRAM, power ratings and checked prices side by side. RTX 4000 SFF Ada Generation 20 GB leads the Blender benchmark score by 27.0%.
Fastest in Cycles
RTX 4000 SFF Ada Generation 20 GB
27% faster than Quadro RTX 6000
Most VRAM
Quadro RTX 6000
20% more VRAM than RTX 4000 SFF Ada Generation 20 GB
Lowest power draw
RTX 4000 SFF Ada Generation 20 GB
73% lower rating than Quadro RTX 6000
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 | Quadro RTX 6000 | RTX 4000 SFF Ada Generation 20 GB |
|---|---|---|
| Lowest price | $1,499.96 Checked Oct 9, 2026 | Price unavailable No current offer matches your preferences. |
| Value for money | 1.93 | N/A |
| Blender benchmark score | 2,892.59 | 3,674.22 +27% |
| VRAM | 24 GB More capacity for heavy scenes+20% | 20 GB More headroom for complex scenes |
| System PSU | 600 W Secondary source suggestion | 250 W Secondary source suggestion−58% |
| Render support | OptiX, CUDA | CUDA, OpenCL |
| Performance | ||
| CUDA cores | 4,608 | 6,144 +33% |
| Boost clock | 1770 MHz +13% | 1560 MHz |
| RT cores | 72 +50% | 48 |
| Tensor cores | 576 +200% | 192 |
| Memory | ||
| Memory bandwidth | 672 GB/s +140% | 280 GB/s |
| Memory type | GDDR6 | GDDR6 |
| Memory bus | 384-bit +140% | 160-bit |
| Platform | ||
| Architecture | Turing | Ada Lovelace |
| TDP | 260 W | 70 W −73% |
| Release year | 2018 | 2023 |
Blender Cycles benchmarks
Estimated seconds / frame Lower is faster
Quadro RTX 6000
Blender 5.2.0 · OptiX · 7 runs
RTX 4000 SFF Ada Generation 20 GB
Blender 4.5.0 · OptiX · 12 runs
Junkshop
Monster
Classroom
Which GPU should you choose for Blender?
RTX 4000 SFF Ada Generation 20 GB is faster for Blender rendering, but Quadro RTX 6000 has more VRAM. That makes this a speed-versus-scene-headroom decision.
Cycles rendering performance
RTX 4000 SFF Ada Generation 20 GB leads by 27.0% in the Renderjuice Blender benchmark model (3,674 vs 2,893). For render-time-first decisions, that is the card to prioritize.
VRAM and scene capacity
Quadro RTX 6000 has more scene headroom with 24 GB of VRAM versus 20 GB on RTX 4000 SFF Ada Generation 20 GB. That matters most for large environments, dense geometry, high-resolution textures, and less optimized production files.
Power ratings and cooling
RTX 4000 SFF Ada Generation 20 GB is the lower-power option at 70 W TDP, compared with 260 W for Quadro RTX 6000. If render speed is close, that can make RTX 4000 SFF Ada Generation 20 GB easier to cool and run quietly.
Is the upgrade worthwhile?
RTX 4000 SFF Ada Generation 20 GB is both the newer and faster Blender rendering choice here. The main reason to choose Quadro RTX 6000 would be price, availability, existing ownership, or a specific workstation requirement.
Comparison summary
RTX 4000 SFF Ada Generation 20 GB leads the Blender benchmark score by 27.0%.
Fastest in Cycles: RTX 4000 SFF Ada Generation 20 GB 27% faster than Quadro RTX 6000.
Most VRAM: Quadro RTX 6000 20% more VRAM than RTX 4000 SFF Ada Generation 20 GB.
Lowest power draw: RTX 4000 SFF Ada Generation 20 GB 73% lower rating than Quadro RTX 6000.
Cheapest: Cannot compare Price unavailable for some GPUs.
Best value for money: Cannot compare Price or benchmark unavailable for some GPUs.
Quadro RTX 6000 has 24 GB of VRAM, while RTX 4000 SFF Ada Generation 20 GB has 20 GB, which matters when scenes, textures, or geometry get heavier.
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.