GPU Comparison
Select up to 2 GPUs to analyze their pricing, performance, and specifications side-by-side.
On raw speed the GeForce RTX 3090 comes out dramatically faster — about 46% ahead of the GeForce RTX 3070. But the GeForce RTX 3070 is the better value, undercutting it by $923 GBP for the performance you get.
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GeForce RTX 3090 vs GeForce RTX 3070: In-Depth Breakdown
Performance: GeForce RTX 3090 vs GeForce RTX 3070
The GeForce RTX 3090 is dramatically faster, around 46% ahead of the GeForce RTX 3070. Both cards sit in the same broad class, well suited to 1440p. The GeForce RTX 3090 packs 10,496 CUDA cores versus 5,888 on the GeForce RTX 3070. The GeForce RTX 3090 also has more RT cores (82 vs 46) and more AI cores (328 vs 184), strengthening its ray-tracing and AI-upscaling performance.
Price & Value
The GeForce RTX 3070 currently lists from $297 GBP, $923 GBP less than the GeForce RTX 3090 at $1,219 GBP. Despite being slower, the GeForce RTX 3070 offers the better performance-per-dollar (~181% better value), so budget-focused buyers should weigh it carefully. The GeForce RTX 3070 is trading below its $499 GBP MSRP — a genuine deal. The GeForce RTX 3090 is trading below its $1,499 GBP MSRP — a genuine deal.
Power & Efficiency
At 220W against 350W, the GeForce RTX 3070 is both the lower-power and the more efficient card, making it the easier build to cool and power.
VRAM & Future-Proofing
The GeForce RTX 3090 carries 24GB versus 8GB on the GeForce RTX 3070. The extra 16GB helps at 4K, with high-resolution texture packs, and for content-creation or local-AI workloads that exhaust smaller buffers. The GeForce RTX 3090's memory is also faster — 936 GB/s versus 448 GB/s (384-bit vs 256-bit bus) — which helps feed the GPU at 4K and with heavy textures.
Which should you buy: GeForce RTX 3070 or GeForce RTX 3090?
Choose the GeForce RTX 3090 if you want the most performance and can absorb the higher price. If you're optimizing for value, the GeForce RTX 3070 stretches your money further for only slightly lower performance.