Is a 600 W power supply really sufficient for a system with this graphics card? Processor AMD Ryzen 5 5600G
Galaxus
4 months ago
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Helpful answer
Short answer: Yes, a high-quality 600 W power supply is sufficient in most cases for a system with the Gigabyte Radeon RX 7600 XT Gaming OC (16 GB) and an AMD Ryzen 5 5600G, as long as the power supply provides sufficient +12 V power, modern efficiency/protection circuits and the required connectors.
Explanation and important details: - The card has a typical board power (TDP) of around 190 W; tests usually measure ~190 W under gaming load, with short-term load peaks of up to approx. 240-247 W for some cards/models. - The Ryzen 5 5600G has a typical power consumption (P-TDP) well below 100 W in real gaming scenarios, often in the range of ~65 W TDP (depending on boost/load and system configuration, peaks can be higher). - If you add typical consumption values, this results in a practicable system peak of around 305-325 W under load for a gaming system (GPU ~190 W + CPU ~65 W + remaining components such as mainboard, RAM, SSD, fan ≈ 50-70 W); this leaves a clear cushion of 600 W for short-term peaks and overhead. - Many retailers/manufacturers specify 600 W as the minimum power supply for cards in this class; this also applies to RX-7600-XT models with one 8-pin or two 8-pin power connectors. - Important requirements: The 600 W power supply should be of good quality (80-Plus certification recommended), have a stable +12 V rail or sufficient +12 V ampere value, have the necessary PCIe power connections (usually 2×8 pin for this Gigabyte model) and have protective circuits.
Warnings / when 600 W may not be enough: - If your system is heavily overclocked (CPU or GPU), uses multiple hard drives/PCIe devices or uses a very powerful CPU, consumption and peaks may increase; then a more powerful power supply is advisable. - Cheap or very old 600 W power supplies often do not deliver the specified +12 V output or have poor voltage stability; low-quality power supplies can cause problems during peak loads. I therefore recommend a 600 W power supply from an established manufacturer with 80-Plus Bronze/Silver (or better).
Practical recommendation: - A high-quality 600 W power supply with at least two PCIe 8-pin connectors and good +12 V performance is sufficient for your specified system. If you are planning future upgrades, heavy overclocking or many additional components, choose 650-750 W for more reserve.
Sources: Measurements and specifications on consumption and load peaks of the RX 7600 XT as well as retailer information on recommended minimum power supplies.