-This information we'll help you to buy a desktop computer on component by component basis.

-Desktop computer are customizable, so it is better to learn about main parts and before you going to retailer shop or shop online.

-Compare the desktop specifications and base price. depends on your needs and budget.

CPU or Processor:

• BRAND - Intel and AMD. Intel is in lead.
• FREQUENCY (GHZ) - This determines speed of the processor. higher speed,Better CPU.
• CORES - Now a days CPUs come with more than one core, Programs which can take advantage of multi-core, so more core will run faster on such machine.
• CACHE - Higher the L1, L2 cache, Better the CPU performance.

MOTHERBOARD:

• Serves as single flatform to connect all of the parts of a computer together. Cpu, memory, hard disk drive, optical drive, video card etc. it is considered as the backbone of the computer.
• Popular Brands: Intel, Asus, Gigabyte, MSI, Abit, Biostar, and Ecs.
• Motherboard has different CPU Socket type depends on your Processor.
• LGA 1150 or Socket 1150 is the latest Motherboard for intel flatform which support up to i7 series processor.
• AM3+ or Socket AM3+ for AMD flatform that support AMD FX series processor.

MEMORY:

• RAM Is considered as memory as performance of a computer, it is directly proportional to its memory and processor.
• Today's software and operating system required high memory.
• Now a days DDR3 is the commonly used which operates up to 1066 Bus Clock (MHZ).
• As per Windows 7, 1GB is the minimum RAM required to meet the performance of your computer.
• Recommended is 4GB.

HARD DISK DRIVE:

• Hard disk drive is used for storage. higher the capacity, more programs and files you can store it.
• 500GB up to 2TB are available in the market now a days.
• Most of the desktop Hard drive operates of performance speed of 7200RPM.
• Sata most common hard disk drive today.

 

POWER SUPPLY:

• Power Supply (PSU) it converts AC voltage to low DC regulated voltage for internal components of a computer.
• The power supply directly connected to Motherboard.
• 500watts, 600 watts and 750 watts are most available today.
• 600watts or higher is recommended.

OPTICAL DISC DRIVE:

• it is use for playing or reading Dvd, Cd and Blu-ray disc.
• Now a days DVD burners are most common used.
• Burner Can Play and Burn DVD and CD.

Monitor:

• CRT Monitor, Lcd Monitor and Led Monitor. Now a days LED Monitor is the most common available which used Led backlight for low power consumption. 
• SIZE - It is the diagonal size of the monitor.
• Resolution - This is the number of pixels on the screen example: 1920 X 1200 width by length. High resolution provides better picture quality and gaming video graphics performance.