NVIDIA GeForce RTX 4070 SUPER vs NVIDIA GeForce RTX 5070 SUPER
Transient-aware PSU requirements, ATX compliance, cable safety audit, and power efficiency comparison.
| Specification | NVIDIA GeForce RTX 4070 SUPER | NVIDIA GeForce RTX 5070 SUPER |
|---|---|---|
| Performance Tier | High-End | High-End |
| Total Board Power (TBP) | 220W | 275W |
| Transient Peak (modeled) | 341W | 391W |
| Minimum Recommended PSU | 500W | 550W |
| PCIe Connector Required | 12v-2x6 | 12v-2x6 |
| Number of Connectors | 1 | 1 |
| ATX 3.1 Required | ✓ Yes | ✓ Yes |
| Daisy-Chain Safe | ✗ No | ✗ No |
| MSRP | $599 | $649 |
| Generation | Ada Lovelace | Blackwell |
PSU Requirement Breakdown
NVIDIA GeForce RTX 4070 SUPER
⚠ NVIDIA GeForce RTX 4070 SUPER requires an ATX 3.1 PSU with a native 12V-2x6 cable. DO NOT use adapter cables from older 8-pin connectors. If your PSU lacks a native 12V-2x6 port, you must upgrade your PSU.
NVIDIA GeForce RTX 5070 SUPER
⚠ NVIDIA GeForce RTX 5070 SUPER requires an ATX 3.1 PSU with a native 12V-2x6 cable. DO NOT use adapter cables from older 8-pin connectors. If your PSU lacks a native 12V-2x6 port, you must upgrade your PSU.
Power Efficiency Verdict
NVIDIA GeForce RTX 4070 SUPER requires less PSU headroom per dollar spent. It needs 500W recommended at $599, versus 550W at $649 for the NVIDIA GeForce RTX 5070 SUPER.
Both GPUs require ATX 3.1 PSUs with native 12V-2x6 cables. Do not use adapter cables from older 8-pin connectors.
Frequently Asked Questions
Which PSU do I need for NVIDIA GeForce RTX 4070 SUPER?
NVIDIA GeForce RTX 4070 SUPER has a 220W TBP but can spike to 341W during transient loads. We recommend a minimum 500W ATX 3.1 PSU with a native 12V-2x6 connector for safe operation with headroom.
Which PSU do I need for NVIDIA GeForce RTX 5070 SUPER?
NVIDIA GeForce RTX 5070 SUPER has a 275W TBP and transient peak up to 391W. We recommend a minimum 550W ATX 3.1 PSU with a native 12V-2x6 connector for stable operation.
Does NVIDIA GeForce RTX 4070 SUPER or NVIDIA GeForce RTX 5070 SUPER need ATX 3.1?
NVIDIA GeForce RTX 4070 SUPER requires an ATX 3.1 PSU with a native 12V-2x6 connector. Do not use adapter cables. NVIDIA GeForce RTX 5070 SUPER also requires ATX 3.1 with a 12V-2x6 connector.