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 XT is available. Benchmarks for other models are currently being processed.
The Radeon RX 7900 XT is dramatically faster than the GeForce RTX 4070 Laptop, leading by roughly 117% in our performance index. The Radeon RX 7900 XT is the cheaper option by $1,063 GBP.
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Comparable or lower specs
Radeon RX 7900 XT vs GeForce RTX 4070 Laptop: In-Depth Breakdown
Performance: Radeon RX 7900 XT vs GeForce RTX 4070 Laptop
The Radeon RX 7900 XT is dramatically faster, around 117% ahead of the GeForce RTX 4070 Laptop. That gap is enough to move it up a tier: the Radeon RX 7900 XT is comfortable at 4K with upscaling and native 1440p, while the GeForce RTX 4070 Laptop is better matched to 1080p.
Price & Value
Right now the Radeon RX 7900 XT starts at $632 GBP against $1,695 GBP for the GeForce RTX 4070 Laptop. The Radeon RX 7900 XT is trading below its $899 GBP MSRP — a genuine deal.
Power & Efficiency
The GeForce RTX 4070 Laptop draws just 115W versus 300W for the Radeon RX 7900 XT, 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 20GB against 8GB, the Radeon RX 7900 XT has more headroom for 4K textures and memory-hungry creative/AI tasks where the GeForce RTX 4070 Laptop's 8GB can fall short.
Features & Ecosystem
Beyond raw numbers, the GeForce RTX 4070 Laptop brings NVIDIA DLSS upscaling/frame generation and stronger ray tracing, while the Radeon RX 7900 XT 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 4070 Laptop or Radeon RX 7900 XT?
The Radeon RX 7900 XT is the faster card by about 117%. 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 XT better than the GeForce RTX 4070 Laptop?
Which is better for 4K gaming, the GeForce RTX 4070 Laptop or the Radeon RX 7900 XT?
Is the GeForce RTX 4070 Laptop worth the extra $1,063 GBP over the Radeon RX 7900 XT?
Does the Radeon RX 7900 XT have enough VRAM advantage to matter?
Technical Specifications Comparison
Architecture & Cores
| Specification | GeForce RTX 4070 Laptop | Radeon RX 7900 XT |
|---|---|---|
| Architecture | Ada Lovelace | RDNA 3 |
| Process Node | TSMC 4N | TSMC N5 |
| CUDA Cores (CUDA Cores / Stream Processors) | 4,608 | 5,376✓ |
| Ray Tracing Cores | 36 | 84✓ |
| Tensor / AI Cores | 144 | 168✓ |
Clock Speeds
| Specification | GeForce RTX 4070 Laptop | Radeon RX 7900 XT |
|---|---|---|
| Base Clock | 1,395 MHz | 1,500 MHz✓ |
| Boost Clock | 2,175 MHz | 2,400 MHz✓ |
Memory
| Specification | GeForce RTX 4070 Laptop | Radeon RX 7900 XT |
|---|---|---|
| VRAM Capacity | 8 GB | 20 GB✓ |
| Memory Type | GDDR6 | GDDR6 |
| Memory Bus | 128-bit | 320-bit✓ |
| Memory Speed | 16 Gbps | 20 Gbps✓ |
| Bandwidth | 256 GB/s | 800 GB/s✓ |
Connectivity & Power
| Specification | GeForce RTX 4070 Laptop | Radeon RX 7900 XT |
|---|---|---|
| Interface | PCIe 4.0 x8 | PCIe 4.0 x16 |
| TDP | 115 W✓ | 300 W |
| Power Connectors | None | 2x 8-pin |
| Released | Feb 2023 | Nov 2022 |
Related Reading

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The 20GB Value King: AMD Radeon RX 7900 XT Review
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