RTX 4090 vs RTX A1000 for Blender
Compare RTX 4090 and RTX A1000 for Blender Cycles. See benchmark performance, VRAM, power ratings and checked prices side by side. RTX 4090 leads the Blender benchmark score by 827.0%.
Fastest in Cycles
RTX 4090
827% faster than RTX A1000
Most VRAM
RTX 4090
200% more VRAM than RTX A1000
Lowest power draw
RTX A1000
89% lower rating than RTX 4090
Cheapest
RTX A1000
87% cheaper than RTX 4090
Best value for money
RTX 4090
23% better value than RTX A1000
GPU comparison
Key specifications for Blender rendering.
| Spec | RTX 4090 | RTX A1000 |
|---|---|---|
| Lowest price | $3,995.00 Checked Oct 9, 2026 | $530.00 Checked Oct 9, 2026 |
| Value for money | 2.90 +23% | 2.36 |
| Blender benchmark score | 11,570.69 +827% | 1,248.25 |
| VRAM | 24 GB More capacity for heavy scenes+200% | 8 GB Meets Blender’s recommended VRAM |
| System PSU | 850 W Manufacturer requirement | 250 W Secondary source suggestion−71% |
| Performance | ||
| CUDA cores | 16,384 +611% | 2,304 |
| Boost clock | 2.52 GHz +72% | 1462 MHz |
| RT cores | 128 +611% | 18 |
| Tensor cores | 512 +611% | 72 |
| Memory | ||
| Memory bandwidth | 1,010 GB/s +426% | 192 GB/s |
| Memory type | GDDR6X | GDDR6 |
| Memory bus | 384-bit +200% | 128-bit |
| Memory speed | 21 Gbps | N/A |
| Platform | ||
| Architecture | Ada Lovelace | Ampere |
| Render support | OptiX, CUDA | OptiX, CUDA |
| TDP | 450 W | 50 W −89% |
| Release year | 2022 | 2024 |
Blender Cycles benchmarks
Estimated seconds / frame Lower is faster
RTX 4090
Blender 5.2.0 · OptiX · 61 runs
RTX A1000
Blender 4.5.0 · OptiX · 6 runs
Junkshop
Monster
Classroom
Which GPU should you choose for Blender?
RTX 4090 is the stronger Blender rendering pick here based on benchmark score.
Cycles rendering performance
RTX 4090 leads by 827.0% in the Renderjuice Blender benchmark model (11,571 vs 1,248). For render-time-first decisions, that is the card to prioritize.
VRAM and scene capacity
RTX 4090 has more scene headroom with 24 GB of VRAM versus 8 GB on RTX A1000. That matters most for large environments, dense geometry, high-resolution textures, and less optimized production files.
Power ratings and cooling
RTX A1000 is the lower-power option at 50 W TDP, compared with 450 W for RTX 4090. If render speed is close, that can make RTX A1000 easier to cool and run quietly.
Is the upgrade worthwhile?
RTX A1000 is newer, but RTX 4090 still leads this Blender benchmark comparison. That makes the older card worth considering when used pricing or VRAM capacity is favorable.
Comparison summary
RTX 4090 leads the Blender benchmark score by 827.0%.
Fastest in Cycles: RTX 4090 827% faster than RTX A1000.
Most VRAM: RTX 4090 200% more VRAM than RTX A1000.
Lowest power draw: RTX A1000 89% lower rating than RTX 4090.
Cheapest: RTX A1000 87% cheaper than RTX 4090.
Best value for money: RTX 4090 23% better value than RTX A1000.
RTX 4090 has 24 GB of VRAM, while RTX A1000 has 8 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.