Suggested PSU for Intel Core i7-3970X and NVIDIA GeForce RTX 3090
You need a power supply with at least 750W
CPU 
GPU Recommended 750W Power Supplies
Recommended 800W Power Supplies
| Intel Core i7-3970X Specifications2 | |
| Power Draw (TDP) | 150W |
| CPU Cores | 6 |
| CPU Threads | 12 |
| CPU Frequency | 3.5-4GHz |
| L3 Cache | 15MB |
| Lithography | 32nm |
| NVIDIA GeForce RTX 3090 Specifications | |
| Power Draw (TDP) | 350W |
| Memory Size | 24GB |
| Memory Type | GDDR6X |
| Lithography | 8nm |
What PSU fits Intel Core i7-3970X and NVIDIA GeForce RTX 3090?
You need a power supply with at least 750W
What are the power supply requirements for Intel Core i7-3970X?
The minimum power supply requirements for Intel Core i7-3970X are a PSU rated with at least 400W
What are the power supply requirements for NVIDIA GeForce RTX 3090?
The minimum power supply requirements for NVIDIA GeForce RTX 3090 are a PSU rated with at least 550W
What are the power supply requirements for Intel Core i7-3970X and NVIDIA GeForce RTX 3090?
The minimum power supply requirements for Intel Core i7-3970X and NVIDIA GeForce RTX 3090 are a PSU rated with at least 750W
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About Intel Core i7-3970X
The processor Core i7-3970X, made by Intel, was released on November of 2012.
The CPU has 6 cores with hyper threading (12 threads). The frequency of the CPU is 3.5GHz and can go up to 4GHz.