Suggested PSU for AMD Athlon II X3 420e and NVIDIA GeForce RTX 3090 Ti
You need a power supply with at least 750W
CPU 
GPU Recommended 750W Power Supplies
Recommended 800W Power Supplies
| AMD Athlon II X3 420e Specifications2 | |
| Power Draw (TDP) | 45W |
| CPU Cores | 3 |
| CPU Threads | 3 |
| CPU Frequency | 2.6GHz |
| L3 Cache | 0MB |
| Lithography | 45nm |
| NVIDIA GeForce RTX 3090 Ti Specifications | |
| Power Draw (TDP) | 450W |
| Memory Size | 24GB |
| Memory Type | GDDR6X |
| Lithography | 8nm |
What PSU fits AMD Athlon II X3 420e and NVIDIA GeForce RTX 3090 Ti?
You need a power supply with at least 750W
What are the power supply requirements for AMD Athlon II X3 420e?
The minimum power supply requirements for AMD Athlon II X3 420e are a PSU rated with at least 300W
What are the power supply requirements for NVIDIA GeForce RTX 3090 Ti?
The minimum power supply requirements for NVIDIA GeForce RTX 3090 Ti are a PSU rated with at least 650W
What are the power supply requirements for AMD Athlon II X3 420e and NVIDIA GeForce RTX 3090 Ti?
The minimum power supply requirements for AMD Athlon II X3 420e and NVIDIA GeForce RTX 3090 Ti are a PSU rated with at least 750W
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About AMD Athlon II X3 420e
The processor Athlon II X3 420e, made by AMD, was released on September of 2010.
The CPU has 3 cores without hyper threading. The frequency of the CPU is 2.6GHz.