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AMD PowerColor Red Devil Radeon RX 7900 XTX vs NVIDIA Zotac AMP Extreme Airo GeForce RTX 4090: Comparison
What is the difference between AMD PowerColor Red Devil Radeon RX 7900 and NVIDIA Zotac AMP Extreme Airo GeForce RTX?
Tdp is where these two genuinely part company, AMD PowerColor Red Devil Radeon RX 7900 355 W against NVIDIA Zotac AMP Extreme Airo GeForce RTX 450 W, a 27% lead for AMD PowerColor Red Devil Radeon RX 7900. Measured rather than claimed: in Blender Cycles (GPU) the NVIDIA Zotac AMP Extreme Airo GeForce RTX returns 11,062 against 4,338 over 526 runs, a 61% lead.
AMD PowerColor Red Devil Radeon RX 7900 vs NVIDIA Zotac AMP Extreme Airo GeForce RTX: which one fits your build
Buy the AMD PowerColor Red Devil Radeon RX 7900 for gamers targeting the resolution this flagship tier is built for, though it is not the pick for 4K/high-refresh gamers if this card's tier sits below High-End. It also earns its place with builders who want 24GB of VRAM without moving up a tier. Avoid it for buyers who need the absolute best price-to-performance and should compare street prices first. The NVIDIA Zotac AMP Extreme Airo GeForce RTX suits gamers targeting the resolution this flagship tier is built for, though it is not built for 4K/high-refresh gamers if this card's tier sits below High-End. It is equally the pick for builders who want 24GB of VRAM without moving up a tier. It is the wrong buy for buyers who need the absolute best price-to-performance and should compare street prices first.
AMD PowerColor Red Devil Radeon RX 7900 vs NVIDIA Zotac AMP Extreme Airo GeForce RTX price
At the last price check the AMD PowerColor Red Devil Radeon RX 7900 was $999 and the NVIDIA Zotac AMP Extreme Airo GeForce RTX $1,599, a 60% premium.
Frequently asked questions
Do the AMD PowerColor Red Devil Radeon RX 7900 and NVIDIA Zotac AMP Extreme Airo GeForce RTX differ on boost clock?
Yes. Boost Clock reads 2615 MHz on the AMD PowerColor Red Devil Radeon RX 7900 versus 2595 MHz on the NVIDIA Zotac AMP Extreme Airo GeForce RTX.
Is the Ray Tracing Support the same on the AMD PowerColor Red Devil Radeon RX 7900 and NVIDIA Zotac AMP Extreme Airo GeForce RTX?
It is. Both are listed at Yes, so it is not a reason to pick one over the other.
Specs and benchmarks
GPU Brand
- AMD PowerColor Red Devil Radeon RX 7900 XTX
- AMD
- NVIDIA Zotac AMP Extreme Airo GeForce RTX 4090
- NVIDIA
Series
- AMD PowerColor Red Devil Radeon RX 7900 XTX
- Radeon RX 7000
- NVIDIA Zotac AMP Extreme Airo GeForce RTX 4090
- GeForce RTX 40
Board Partner
- AMD PowerColor Red Devil Radeon RX 7900 XTX
- PowerColor
- NVIDIA Zotac AMP Extreme Airo GeForce RTX 4090
- Zotac
VRAM
- AMD PowerColor Red Devil Radeon RX 7900 XTX
- 24 GB
- NVIDIA Zotac AMP Extreme Airo GeForce RTX 4090
- 24 GB
Tier
- AMD PowerColor Red Devil Radeon RX 7900 XTX
- Flagship
- NVIDIA Zotac AMP Extreme Airo GeForce RTX 4090
- Flagship
Memory Type
- AMD PowerColor Red Devil Radeon RX 7900 XTX
- GDDR6
- NVIDIA Zotac AMP Extreme Airo GeForce RTX 4090
- GDDR6X
Boost Clock
- AMD PowerColor Red Devil Radeon RX 7900 XTX
- 2615 MHzBest
- NVIDIA Zotac AMP Extreme Airo GeForce RTX 4090
- 2595 MHz-1%
Ray Tracing Support
- AMD PowerColor Red Devil Radeon RX 7900 XTX
- Yes
- NVIDIA Zotac AMP Extreme Airo GeForce RTX 4090
- Yes
TDP
- AMD PowerColor Red Devil Radeon RX 7900 XTX
- 355 WBest
- NVIDIA Zotac AMP Extreme Airo GeForce RTX 4090
- 450 W-27%
Architecture
- AMD PowerColor Red Devil Radeon RX 7900 XTX
- RDNA 3 (Navi 31)
- NVIDIA Zotac AMP Extreme Airo GeForce RTX 4090
- Ada Lovelace (AD102)
Card Length
- AMD PowerColor Red Devil Radeon RX 7900 XTX
- 340 mmBest
- NVIDIA Zotac AMP Extreme Airo GeForce RTX 4090
- 348 mm-2%
Slot Width
- AMD PowerColor Red Devil Radeon RX 7900 XTX
- 3Best
- NVIDIA Zotac AMP Extreme Airo GeForce RTX 4090
- 3.5-17%
Shader Units
- AMD PowerColor Red Devil Radeon RX 7900 XTX
- 6144
- NVIDIA Zotac AMP Extreme Airo GeForce RTX 4090
- 16384
MSRP
- AMD PowerColor Red Devil Radeon RX 7900 XTX
- $999
- NVIDIA Zotac AMP Extreme Airo GeForce RTX 4090
- $1,599
Benchmarks
- 3D Rendering
Blender Cycles (GPU)
- AMD PowerColor Red Devil Radeon RX 7900 XTX
- 4,338-61%
- NVIDIA Zotac AMP Extreme Airo GeForce RTX 4090
- 11,062Best
Blender 4.5, Blender Open Data (CC0). Median of monster + junkshop + classroom, combined samples/min.
Renders a 3D scene on the graphics card. Shows speed in Blender and similar 3D apps, not in games.
Which one should you pick?
Choose AMD PowerColor Red Devil Radeon RX 7900 XTX if you want the higher VRAM (24 GB vs 24 GB), the higher boost clock (2615 MHz vs 2595 MHz) and the lower TDP (355 W vs 450 W).
Choose NVIDIA Zotac AMP Extreme Airo GeForce RTX 4090 if you want the higher blender cycles (GPU) (11,062 vs 4,338).
Price comparison
| Retailer | AMD PowerColor Red Devil Radeon RX 7900 XTX | NVIDIA Zotac AMP Extreme Airo GeForce RTX 4090 |
|---|---|---|
| Consumercarts listing | $999.00 View on Consumercarts listing | $1,599.00 View on Consumercarts listing |
Disclaimer: The price and specification of the given product may differ from the actual product. Please confirm on the retailer's website before buying.
Verdict
AMD PowerColor Red Devil Radeon RX 7900 XTX
9 / 10 Expert Rating
A solid flagship pick if its price and 24GB VRAM allocation match your target resolution.
NVIDIA Zotac AMP Extreme Airo GeForce RTX 4090
9 / 10 Expert Rating
A solid flagship pick if its price and 24GB VRAM allocation match your target resolution.




