What graphics card can a 450 W power supply run?
Every current and recent GPU checked against a 450 W PSU, with three common CPUs. Includes millisecond power spikes, which catch out many older calculators.
A 450 W power supply is tight for a high-power gaming CPU, but with a lower-power CPU such as the Ryzen 5 7600 it runs graphics cards up to the RX 9060 XT 16GB.
Best graphics cards for a 450 W PSU
Fits with a lower-power CPU such as the Ryzen 5 7600:
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Every graphics card on a 450 W PSU
✓ Yes: runs comfortably (sustained load at or below 80%, spikes within ATX 3.x tolerance). Tight: works, but runs near the limit. ✗ No: risks shutdowns. Assumes a quality ATX 3.x unit, 2 memory sticks, 1 NVMe SSD, air cooling and 3 fans.
| Graphics card | Board power | Ryzen 5 7600 | Ryzen 7 9800X3D | Core i9-14900K |
|---|---|---|---|---|
| RTX 50 Series | ||||
| RTX 5090 | 575 W | ✗ No | ✗ No | ✗ No |
| RTX 5080 | 360 W | ✗ No | ✗ No | ✗ No |
| RTX 5070 Ti | 300 W | ✗ No | ✗ No | ✗ No |
| RTX 5070 | 250 W | ✗ No | ✗ No | ✗ No |
| RTX 5060 Ti | 180 W | Tight | Tight | ✗ No |
| RTX 5060 | 145 W | ✓ Yes | Tight | ✗ No |
| RTX 5050 | 130 W | ✓ Yes | Tight | ✗ No |
| RTX 40 Series | ||||
| RTX 4090 | 450 W | ✗ No | ✗ No | ✗ No |
| RTX 4080 Super | 320 W | ✗ No | ✗ No | ✗ No |
| RTX 4080 | 320 W | ✗ No | ✗ No | ✗ No |
| RTX 4070 Ti Super | 285 W | ✗ No | ✗ No | ✗ No |
| RTX 4070 Ti | 285 W | ✗ No | ✗ No | ✗ No |
| RTX 4070 Super | 220 W | Tight | ✗ No | ✗ No |
| RTX 4070 | 200 W | Tight | ✗ No | ✗ No |
| RTX 4060 Ti | 165 W | ✓ Yes | Tight | ✗ No |
| RTX 4060 | 115 W | ✓ Yes | ✓ Yes | ✗ No |
| RTX 30 Series | ||||
| RTX 3090 Ti | 450 W | ✗ No | ✗ No | ✗ No |
| RTX 3090 | 350 W | ✗ No | ✗ No | ✗ No |
| RTX 3080 Ti | 350 W | ✗ No | ✗ No | ✗ No |
| RTX 3080 | 320 W | ✗ No | ✗ No | ✗ No |
| RTX 3070 Ti | 290 W | ✗ No | ✗ No | ✗ No |
| RTX 3070 | 220 W | Tight | ✗ No | ✗ No |
| RTX 3060 Ti | 200 W | Tight | ✗ No | ✗ No |
| RTX 3060 | 170 W | ✓ Yes | Tight | ✗ No |
| RTX 3050 | 130 W | ✓ Yes | Tight | ✗ No |
| RTX 20 / GTX 16 Series | ||||
| RTX 2080 Ti | 250 W | ✗ No | ✗ No | ✗ No |
| RTX 2080 Super | 250 W | ✗ No | ✗ No | ✗ No |
| RTX 2070 Super | 215 W | Tight | ✗ No | ✗ No |
| RTX 2060 Super | 175 W | Tight | Tight | ✗ No |
| RTX 2060 | 160 W | ✓ Yes | Tight | ✗ No |
| GTX 1660 Super | 125 W | ✓ Yes | Tight | ✗ No |
| GTX 1650 | 75 W | ✓ Yes | ✓ Yes | Tight |
| GTX 10 Series | ||||
| GTX 1080 Ti | 250 W | ✗ No | ✗ No | ✗ No |
| GTX 1070 | 150 W | ✓ Yes | Tight | ✗ No |
| GTX 1060 6GB | 120 W | ✓ Yes | Tight | ✗ No |
| RX 9000 Series | ||||
| RX 9070 XT | 304 W | ✗ No | ✗ No | ✗ No |
| RX 9070 | 220 W | Tight | ✗ No | ✗ No |
| RX 9060 XT 16GB | 160 W | ✓ Yes | Tight | ✗ No |
| RX 7000 Series | ||||
| RX 7900 XTX | 355 W | ✗ No | ✗ No | ✗ No |
| RX 7900 XT | 315 W | ✗ No | ✗ No | ✗ No |
| RX 7900 GRE | 260 W | ✗ No | ✗ No | ✗ No |
| RX 7800 XT | 263 W | ✗ No | ✗ No | ✗ No |
| RX 7700 XT | 245 W | Tight | ✗ No | ✗ No |
| RX 7600 XT | 190 W | Tight | Tight | ✗ No |
| RX 7600 | 165 W | ✓ Yes | Tight | ✗ No |
| RX 6000 Series | ||||
| RX 6950 XT | 335 W | ✗ No | ✗ No | ✗ No |
| RX 6900 XT | 300 W | ✗ No | ✗ No | ✗ No |
| RX 6800 XT | 300 W | ✗ No | ✗ No | ✗ No |
| RX 6800 | 250 W | ✗ No | ✗ No | ✗ No |
| RX 6750 XT | 250 W | ✗ No | ✗ No | ✗ No |
| RX 6700 XT | 230 W | Tight | ✗ No | ✗ No |
| RX 6650 XT | 180 W | Tight | Tight | ✗ No |
| RX 6600 XT | 160 W | ✓ Yes | Tight | ✗ No |
| RX 6600 | 132 W | ✓ Yes | Tight | ✗ No |
| RX 6500 XT | 107 W | ✓ Yes | ✓ Yes | ✗ No |
| Intel Arc | ||||
| Arc B580 | 190 W | Tight | Tight | ✗ No |
| Arc B570 | 150 W | ✓ Yes | Tight | ✗ No |
| Arc A770 | 225 W | Tight | ✗ No | ✗ No |
| Arc A750 | 225 W | Tight | ✗ No | ✗ No |
| Arc A580 | 185 W | Tight | Tight | ✗ No |
| Arc A380 | 75 W | ✓ Yes | ✓ Yes | Tight |
Want more headroom? Best 550 W power supplies
A 550 W unit opens up cards up to the RTX 5060 Ti with a gaming CPU. See what 550 W runs →
Frequently asked questions
Is a 450W power supply enough for gaming?
A 450 W power supply is tight for a high-power gaming CPU, but with a lower-power CPU such as the Ryzen 5 7600 it runs graphics cards up to the RX 9060 XT 16GB.
Can a 450W PSU run the RX 9070?
Not with a high-power gaming CPU. We recommend 650 W for the RX 9070.
Can a 450W PSU run the RTX 5070?
Not with a high-power gaming CPU. We recommend 650 W for the RTX 5070.
Can a 450W PSU run the RTX 5060 Ti?
It works, but it's tight. The RTX 5060 Ti needs about 550 W for quiet, safe operation with a gaming CPU like the Ryzen 7 9800X3D.
Can a 450W PSU run the RX 9060 XT 16GB?
It works, but it's tight. The RX 9060 XT 16GB needs about 550 W for quiet, safe operation with a gaming CPU like the Ryzen 7 9800X3D. With a lower-power CPU such as the Ryzen 5 7600, 450 W is fine.