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A CPU fan header is a dedicated 3-pin or 4-pin connector on a motherboard that supplies 12V power and transmits speed-control signals to a CPU cooler’s fan. Last updated: July 2026 Quick Answer: What Is a CPU Fan Header? The CPU fan header (labeled CPU_FAN on your motherboard) is the connector your CPU cooler’s fan…
A 120mm case fan is a standardized PC cooling component measuring 120 × 120 × 25mm that mounts to a case panel, radiator, or heatsink to move air through a system. Last updated: July 2026 Quick Answer: What Is a 120mm Case Fan? A 120mm case fan moves air through your PC to prevent heat…
DisplayPort is generally the better choice for PC gaming due to higher bandwidth, broader adaptive sync support, and superior refresh rate headroom at 1440p and above. Last updated: July 2026 Quick Answer: Is DisplayPort or HDMI Better for Gaming? For PC gaming, DisplayPort wins at 1440p and above, especially if your monitor only has HDMI…
Installing a GPU means seating a graphics card into your motherboard’s PCIe x16 slot, securing it to the case bracket, connecting PSU power cables, and installing drivers. Last updated: July 2026 Quick Answer: How Do You Install a GPU? Power down your PC and unplug it from the wall. Open the side panel, remove the…
A 360mm AIO cooler is an all-in-one liquid cooler with a 360mm × 120mm radiator and three 120mm fans that removes CPU heat through a sealed water cooling loop. Last updated: July 2026 Quick Answer: What Is a 360mm AIO Cooler and Do You Need One? A 360mm AIO liquid cooler runs approximately 8–18°C cooler…
A USB header is an internal motherboard connector, typically 9, 19, or 20 pins, that links front-panel USB ports and internal devices to the system’s USB bus. Last updated: July 2026 Quick Answer: What Is a USB Header on a Motherboard? A USB header (also called a motherboard USB header or internal USB header) is…
A PSU cable is a power delivery connector running between a PC power supply unit and a specific component, using standardized pin counts and voltage rails to deliver the correct power safely. Last updated: July 2026 Quick Answer: What Are PSU Cable Types and What Does Each One Do? Every PSU ships with a set…
PC fan airflow direction is the orientation in which a case fan pulls cool air in (intake) or pushes hot air out (exhaust) relative to the PC case. Last updated: July 2026 Quick Answer: Which Direction Should PC Fans Face? Front and bottom fans should face inward as intake, pulling cool air into the case….
An AIO cooler with an LCD screen is an all-in-one CPU liquid cooler with a TFT, IPS, or circular display built into the pump head, showing real-time temps, GIFs, or custom images. Last updated: July 2026 Quick Answer: Are AIO Coolers with LCD Screens Worth It? Yes, for most enthusiast builds, an AIO cooler with…
XMP (Extreme Memory Profile) is an Intel-developed standard that makes DDR4 and DDR5 RAM run at its advertised speed using a pre-stored overclock profile. Last updated: July 2026 Quick Answer: Does XMP Actually Make RAM Faster? Yes, enabling XMP makes your RAM run at the speed you paid for. Without it, your system defaults to…
Independent PC hardware guides written by builders, for builders. No sponsored rankings, no affiliate bias — just straightforward advice to help you make better decisions about your next build.