80 PLUS Standard: The basic efficiency certification. An economical solution, suitable for computers used for simple everyday tasks and office work.
80 PLUS Bronze: The most popular choice for budget systems. It offers satisfactory energy savings without a high cost.
80 PLUS Silver: An intermediate category (now rare), which offers slightly better efficiency than the Bronze version.
80 PLUS Gold: The standard for modern gaming PCs and high-quality computers. Ensures excellent power efficiency and much lower temperatures.
80 PLUS Platinum: High build quality with top efficiency. Ideal for demanding systems with powerful graphics cards or computers that run continuously.
80 PLUS Titanium: The highest possible efficiency certification on the market. Designed for high-end systems, servers, and users who want zero energy loss.
ATX: The most common power supply size, suitable for the majority of computers (Full/Midi/Mini Tower). Choose it if you are building a standard desktop PC.
EPS: Server form factor with dimensions similar to ATX, but with reinforced power connectors for workstation motherboards. It is mainly used in professional or multi-CPU systems.
PS2: A variant of the standard ATX size, fully compatible with most regular computer cases. In practice, it offers the same dimensions and mounting as a classic ATX power supply.
SFX: Compact power supply, designed specifically for very small computer cases (Mini-ITX / Small Form Factor). Ideal for builds where space is limited.
TFX: Long and slim power supply, suitable for low-profile cases (Slim Desktop / SFF). It is often used in prebuilt office computers.
M-ATX: Special intermediate size for compact Micro-ATX cases, smaller than standard ATX but larger than SFX. Choose it if your case requires specific Micro-ATX dimensions.
Flex ATX: Extremely small and narrow power supply for very specific, ultra-compact builds and mini servers (1U Rack). Suitable for custom micro-builds and specialized equipment.