RTX 4000 SFF Ada Generation 20 GB for Blender
Ada Lovelace GPU suited to solid Blender production work with a strong balance of speed and memory capacity.
Last updated: October 1, 2026
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- Blender Cycles score
- 3,674
- 3.1× slower than
- VRAM
- 20 GB
- More headroom for complex scenes
- Released
- 2023
- Render support
- CUDA, OpenCL
- Power draw (TDP)
- 70 W
- Suggested system PSU
- 250 W
Technical specifications
GPU
- ArchitectureAda Lovelace
- CUDA cores6,144
- Tensor cores192
- RT cores48
Memory
- TypeGDDR6
- Bandwidth280 GB/s
- Bus width160-bit
Clocks & manufacturing
- Boost clock1560 MHz
- Base clock720 MHz
- Process size5 nm
- GPU chipAD104
Power & PSU sources
GPU power ratings
TDP: 70 W
Secondary source: RightNow GPU Database / TechPowerUp ↗ · Checked Sep 23, 2026 · Reference card
System power supply
Suggested PSU: 250 W
Secondary source: RightNow GPU Database / TechPowerUp ↗ · Checked Sep 23, 2026 · Reference system
Third-party source suggestion; not the manufacturer’s minimum system requirement.
GPU power ratings and whole-system PSU recommendations measure different things. Check the exact card and the source’s system assumptions.
RTX 4000 SFF Ada Generation 20 GB Blender benchmarks
Estimated time to render one benchmark frame · Lower is faster.
Blender 4.5.0 · OptiX · 12 runs
About these estimates
Times estimate one frame of each benchmark scene from the same runs, Blender version and backend as the displayed Cycles score. The calculation uses 240 samples for Junkshop, 256 for Monster and 300 for Classroom, plus a 19% estimation buffer. Actual project render times vary. Results from different Blender versions may not be directly comparable.
Is RTX 4000 SFF Ada Generation 20 GB good for Blender?
A concise editorial read on where this GPU looks strong, the tradeoffs to keep in mind, and who it suits best.
Who should choose it
- Ada Lovelace GPU suited to solid Blender production work with a strong balance of speed and memory capacity.
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