GPU Comparison
Select up to 2 GPUs to analyze their pricing, performance, and specifications side-by-side.
On raw speed the GeForce RTX 4090 comes out dramatically faster — about 103% ahead of the GeForce RTX 4070.
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GeForce RTX 4090 vs GeForce RTX 4070: In-Depth Breakdown
Performance: GeForce RTX 4090 vs GeForce RTX 4070
The GeForce RTX 4090 is dramatically faster, around 103% ahead of the GeForce RTX 4070. That gap is enough to move it up a tier: the GeForce RTX 4090 is comfortable at 4K and high-refresh 1440p, while the GeForce RTX 4070 is better matched to 1440p. The GeForce RTX 4090 packs 16,384 CUDA cores versus 5,888 on the GeForce RTX 4070. The GeForce RTX 4090 also has more RT cores (128 vs 46) and more AI cores (512 vs 184), strengthening its ray-tracing and AI-upscaling performance.
Power & Efficiency
At 200W against 450W, the GeForce RTX 4070 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 4090 carries 24GB versus 12GB on the GeForce RTX 4070. The extra 12GB helps at 4K, with high-resolution texture packs, and for content-creation or local-AI workloads that exhaust smaller buffers. The GeForce RTX 4090's memory is also faster — 1,008 GB/s versus 504 GB/s (384-bit vs 192-bit bus) — which helps feed the GPU at 4K and with heavy textures.
Which should you buy: GeForce RTX 4070 or GeForce RTX 4090?
The GeForce RTX 4090 is the faster card by about 103%. 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.