RX 6800 XT vs RX 6900 XT for Blender
Compare RX 6800 XT 16 GB and RX 6900 XT 16 GB for Blender Cycles. See benchmark performance, VRAM, power ratings and checked prices side by side. RX 6900 XT 16 GB leads the Blender benchmark score by 11.6%.
Fastest in Cycles
RX 6900 XT 16 GB
12% faster than RX 6800 XT 16 GB
Most VRAM
Tie
Same memory capacity
Lowest power draw
Tie
Same power rating
Cheapest
RX 6800 XT 16 GB
11% cheaper than RX 6900 XT 16 GB
Best value for money
RX 6800 XT 16 GB
<1% better value than RX 6900 XT 16 GB
| Spec | ||
|---|---|---|
| Lowest price | $795.00 Checked Oct 2, 2026 | $889.00 Checked Oct 2, 2026 |
| Value for money | 3.23 +<1% | 3.22 |
| Performance | ||
| Blender benchmark score | 2,567.21 | 2,864.57 +12% |
| Boost clock | 2250 MHz | 2250 MHz |
| RT cores | 72 | 80 +11% |
| Memory | ||
| VRAM | 16 GB More headroom for complex scenes | 16 GB More headroom for complex scenes |
| Memory bandwidth | 512 GB/s | 512 GB/s |
| Memory type | GDDR6 | GDDR6 |
| Memory bus | 256-bit | 256-bit |
| Platform | ||
| Architecture | RDNA 2.0 | RDNA 2.0 |
| Render support | OpenCL | OpenCL |
| TDP | 300 W | 300 W |
| System PSU | 750 W Manufacturer requirement−12% | 850 W Manufacturer requirement |
| Release year | 2020 | 2020 |
Blender Cycles benchmarks
Estimated seconds / frame Lower is faster
RX 6800 XT 16 GB
Blender 5.2.0 · HIP · 9 runs
RX 6900 XT 16 GB
Blender 5.2.0 · HIP · 9 runs
Junkshop
Monster
Classroom
Which GPU should you choose for Blender?
RX 6900 XT 16 GB is the stronger Blender rendering pick here, and both cards have the same VRAM capacity.
Cycles rendering performance
RX 6900 XT 16 GB leads by 11.6% in the Renderjuice Blender benchmark model (2,865 vs 2,567). For render-time-first decisions, that is the card to prioritize.
VRAM and scene capacity
Both cards have 16 GB of VRAM, so the decision is less about scene capacity and more about render speed, architecture, power draw, and price.
Power ratings and cooling
Both cards list a 300 W TDP, so power draw is not the deciding spec on paper. Cooling, case airflow, and actual board partner limits still matter.
Is the upgrade worthwhile?
RX 6900 XT 16 GB is the straightforward performance pick, while RX 6800 XT 16 GB needs a price, power, availability, or compatibility advantage to make more sense.
Comparison summary
RX 6900 XT 16 GB leads the Blender benchmark score by 11.6%.
Fastest in Cycles: RX 6900 XT 16 GB 12% faster than RX 6800 XT 16 GB.
Most VRAM: Tie Same memory capacity.
Lowest power draw: Tie Same power rating.
Cheapest: RX 6800 XT 16 GB 11% cheaper than RX 6900 XT 16 GB.
Best value for money: RX 6800 XT 16 GB <1% better value than RX 6900 XT 16 GB.
Both GPUs ship with 16 GB of VRAM, so the tradeoff is more about speed, architecture, and efficiency than memory capacity.
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.