GPU Comparison
Select up to 2 GPUs to analyze their pricing, performance, and specifications side-by-side.
Market Value Leader
Only verified data for Radeon RX 7900 XTX is available. Benchmarks for other models are currently being processed.
The Radeon RX 7900 XTX is dramatically faster than the GeForce RTX 4090 Laptop, leading by roughly 40% in our performance index. The Radeon RX 7900 XTX is the cheaper option by $2,050 EUR.
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Radeon RX 7900 XTX vs GeForce RTX 4090 Laptop: In-Depth Breakdown
Performance: Radeon RX 7900 XTX vs GeForce RTX 4090 Laptop
The Radeon RX 7900 XTX is dramatically faster, around 40% ahead of the GeForce RTX 4090 Laptop. That gap is enough to move it up a tier: the Radeon RX 7900 XTX is comfortable at 4K with upscaling and native 1440p, while the GeForce RTX 4090 Laptop is better matched to 1440p.
Price & Value
Right now the Radeon RX 7900 XTX starts at $949 EUR against $2,999 EUR for the GeForce RTX 4090 Laptop. The Radeon RX 7900 XTX is trading below its $999 EUR MSRP — a genuine deal.
Power & Efficiency
The GeForce RTX 4090 Laptop draws just 150W versus 355W for the Radeon RX 7900 XTX, and it also delivers more performance per watt — so it runs cooler and quieter and needs less PSU headroom. Its more modern Ada Lovelace architecture on a TSMC 4N process is part of why it does more with each watt.
VRAM & Future-Proofing
With 24GB against 16GB, the Radeon RX 7900 XTX has more headroom for 4K textures and memory-hungry creative/AI tasks where the GeForce RTX 4090 Laptop's 16GB can fall short.
Features & Ecosystem
Beyond raw numbers, the GeForce RTX 4090 Laptop brings NVIDIA DLSS upscaling/frame generation and stronger ray tracing, while the Radeon RX 7900 XTX offers AMD FSR upscaling and strong rasterization value. If you lean on upscaling or ray tracing, that ecosystem difference can matter as much as the frame-rate gap.
Which should you buy: GeForce RTX 4090 Laptop or Radeon RX 7900 XTX?
The Radeon RX 7900 XTX is the faster card by about 40%. With live pricing limited for this pair, base your decision on the spec differences above — particularly VRAM and power draw — and check current stock before buying.
Frequently Asked Questions
Is the Radeon RX 7900 XTX better than the GeForce RTX 4090 Laptop?
Which is better for 4K gaming, the GeForce RTX 4090 Laptop or the Radeon RX 7900 XTX?
Is the GeForce RTX 4090 Laptop worth the extra $2,050 EUR over the Radeon RX 7900 XTX?
Does the Radeon RX 7900 XTX have enough VRAM advantage to matter?
Technical Specifications Comparison
Architecture & Cores
| Specification | GeForce RTX 4090 Laptop | Radeon RX 7900 XTX |
|---|---|---|
| Architecture | Ada Lovelace | RDNA 3 |
| Process Node | TSMC 4N | TSMC N5 |
| CUDA Cores (CUDA Cores / Stream Processors) | 9,728✓ | 6,144 |
| Ray Tracing Cores | 76 | 96✓ |
| Tensor / AI Cores | 304✓ | 192 |
Clock Speeds
| Specification | GeForce RTX 4090 Laptop | Radeon RX 7900 XTX |
|---|---|---|
| Base Clock | 1,455 MHz | 1,900 MHz✓ |
| Boost Clock | 2,040 MHz | 2,500 MHz✓ |
Memory
| Specification | GeForce RTX 4090 Laptop | Radeon RX 7900 XTX |
|---|---|---|
| VRAM Capacity | 16 GB | 24 GB✓ |
| Memory Type | GDDR6 | GDDR6 |
| Memory Bus | 256-bit | 384-bit✓ |
| Memory Speed | 18 Gbps | 20 Gbps✓ |
| Bandwidth | 576 GB/s | 960 GB/s✓ |
Connectivity & Power
| Specification | GeForce RTX 4090 Laptop | Radeon RX 7900 XTX |
|---|---|---|
| Interface | PCIe 4.0 x16 | PCIe 4.0 x16 |
| TDP | 150 W✓ | 355 W |
| Power Connectors | None | 2x 8-pin |
| Released | Feb 2023 | Nov 2022 |
