RTX 3070 vs RTX 3070 Ti: 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 3070 Ti leads the RTX 3070 by about 9% — a moderate gap. Both carry 8GB of VRAM.
| RTX 3070 | RTX 3070 Ti | |
|---|---|---|
| Performance index | 46/100 | 50/100 |
| VRAM | 8GB | 8GB |
| Board power (TBP) | 220W | 290W |
| Recommended PSU | 650W | 750W |
| Power connector | 8-pin PCIe | 8-pin PCIe |
| Generation | RTX 30 | RTX 30 |
Relative gaming index — an estimate of typical performance. Real-world gaps vary by game, resolution and settings.
Which should you buy?
Buy the RTX 3070 Ti if you want the higher frame rate and can find it at a fair price. Choose the RTX 3070 if it is clearly cheaper and its 8GB+ of VRAM and features cover your target resolution. Both are from a similar lineage, so price is the main deciding factor.
Power planning: RTX 3070 PSU · RTX 3070 Ti PSU.
Frequently asked questions
Is the RTX 3070 better than the RTX 3070 Ti?
On our relative index the RTX 3070 Ti is about 9% ahead of the RTX 3070. Both carry 8GB of VRAM. The smaller the gap, the more other factors like price, VRAM and features should decide it.
Which is better value, the RTX 3070 or the RTX 3070 Ti?
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 3070 and RTX 3070 Ti need different power supplies?
The RTX 3070 is rated around a 650W PSU and the RTX 3070 Ti around 750W. 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.