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Twitter: BIOS_Mods

Out with BIOS, in with UEFI.

Ever since the computer was born, there needed to be a program to tell the CPU where things are and how to use them. In 1981 the IBM 5150 introduced the BIOS (Basic Input/Output System) to the IBM-PC market. The IBM 5150 had an 8088 16bit (16bit internal bus, 8bit external bus) processor, so the BIOS chip was limited to 16 bits and 1MB of memory space.… Read the rest

No overclock option in your BIOS? No Problem.

Overclocking your CPU can be risky business, however if done properly and with the proper amount of care, it can improve system performance anywhere from 5% to 50% depending on the CPU and how it is overclocked. In this article, I am going to discuss the various methods, benefits and downfalls of overclocking.… Read the rest

APM (Advanced Power Management)

APM is a set of programs that control the Advanced Power Management system found in most modern laptop computers … Read the rest

ACPI (Advanced Configuration and Power Interface)

ACPI establishes industry-standard interfaces enabling OS-directed configuration, power management, and thermal management of mobile, desktop, and server platforms. … Read the rest

S.M.A.R.T.

Enable or disable support for the hard disk’s S.M.A.R.T. (Self Monitoring Analysis And Reporting Technology) capability. S.M.A.R.T. is supported by all current hard disks and allows the early prediction and warning of impending hard disk failures. … Read the rest

Chipset-SATA Mode

IDE: Compatibility mode disables AHCI support. AHCI: Supports advanced SATA features such as Native Command Queuing. RAID: Allows multiple drives to be merged into larger volumes for increased performance and/or reliability. Always enables AHCI. Warning: operating system may not boot if this setting is changed after the operating system installation. … Read the rest

Chassis Intrusion

This option enables or disables recording and warning if a user opens the side panel on a computer. Unless you are concerned with the case being opened, it is safe to turn off. … Read the rest

High Precision Event Timers (HPET)

This provides various ACPI methods to the Operating System, and is recommended to be on unless system instability is noticed. … Read the rest

LAN Option ROM

This option is used to enable or disable a computer’s network card from acting as a boot device. You can disable this option to increase BIOS boot time unless you plan to boot your network card as a listener. (Mostly for server environments only). … Read the rest