RTX 5070 vs RTX 4070 Super: Which Should You Buy?
Head-to-head on performance, VRAM, power and value for 2026.
Quick Summary · TL;DR
On our relative performance index the RTX 5070 leads the RTX 4070 Super by about 3% — a small gap. Both carry 12GB of VRAM.
| RTX 5070 | RTX 4070 Super | |
|---|---|---|
| Performance index | 66/100 | 64/100 |
| VRAM | 12GB | 12GB |
| Board power (TBP) | 250W | 220W |
| Recommended PSU | 650W | 700W |
| Power connector | 16-pin 12V-2x6 | 16-pin 12VHPWR |
| Generation | RTX 50 | RTX 40 |
Relative gaming index — an estimate of typical performance. Real-world gaps vary by game, resolution and settings.
Which should you buy?
Buy the RTX 5070 if you want the higher frame rate and can find it at a fair price. Choose the RTX 4070 Super if it is clearly cheaper and its 12GB+ of VRAM and features cover your target resolution. Both are from a similar lineage, so price is the main deciding factor.
Power planning: RTX 5070 PSU · RTX 4070 Super PSU.
Frequently asked questions
Is the RTX 5070 better than the RTX 4070 Super?
On our relative index the RTX 5070 is about 3% ahead of the RTX 4070 Super. Both carry 12GB of VRAM. The smaller the gap, the more other factors like price, VRAM and features should decide it.
Which is better value, the RTX 5070 or the RTX 4070 Super?
Value depends on the price you can find each at. The slower card is usually the smart buy if it is meaningfully cheaper, unless you need the extra VRAM or features of the faster one.
Do the RTX 5070 and RTX 4070 Super need different power supplies?
The RTX 5070 is rated around a 650W PSU and the RTX 4070 Super around 700W. Size for the more demanding card if you might upgrade, and prefer an ATX 3.x unit for any 12V-2x6 card.
Make sure your CPU can keep up with either card using the Bottleneck Estimator, or compare more cards in the GPU comparison hub.