HomeGPU ComparisonsNVIDIA GeForce RTX 4070 SUPER vs NVIDIA GeForce RTX 4070
Power Supply Comparison

NVIDIA GeForce RTX 4070 SUPER vs NVIDIA GeForce RTX 4070

Transient-aware PSU requirements, ATX compliance, cable safety audit, and power efficiency comparison.

SpecificationNVIDIA GeForce RTX 4070 SUPERNVIDIA GeForce RTX 4070
Performance TierHigh-EndHigh-End
Total Board Power (TBP)220W200W
Transient Peak (modeled)341W341W
Minimum Recommended PSU500W500W
PCIe Connector Required12v-2x612v-2x6
Number of Connectors11
ATX 3.1 Required✓ Yes✓ Yes
Daisy-Chain Safe✗ No✗ No
MSRP$599$499
GenerationAda LovelaceAda Lovelace

PSU Requirement Breakdown

NVIDIA

NVIDIA GeForce RTX 4070 SUPER

Sustained Draw271W
Transient Peak341W
Min PSU Required500W
Cable Safety⚠ Warning

⚠ 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

NVIDIA GeForce RTX 4070

Sustained Draw271W
Transient Peak341W
Min PSU Required500W
Cable Safety⚠ Warning

⚠ NVIDIA GeForce RTX 4070 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 500W at $499 for the NVIDIA GeForce RTX 4070.

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 4070?

NVIDIA GeForce RTX 4070 has a 200W TBP and transient peak up to 341W. We recommend a minimum 500W ATX 3.1 PSU with a native 12V-2x6 connector for stable operation.

Does NVIDIA GeForce RTX 4070 SUPER or NVIDIA GeForce RTX 4070 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 4070 also requires ATX 3.1 with a 12V-2x6 connector.

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