Chapter 4 Technical Reference

English

Block Diagram

AGP 2X/4X

AGPCLK (66MHz)

CPUCLK+/- (100/133/166MHz)

AMD-K7TM

System Bus100/133/166 MHz

100/133/166 MHz

VIA

KT333CF

DDR RAM

HCLK+/- (100/133/166MHz)

5 PCI

MCHCLK(100/133/166MHz)

66 MHz

33 MHz

14.318 MHz

48 MHz

VIA

VT8235

BIOS

Game Port

AC97 Link

IT8705

Floppy

LPT Port

PS/2

 

 

 

 

AC97

 

 

 

 

 

CODEC

PCICLK

 

 

 

 

 

 

 

 

 

 

(33MHz)

 

 

LINE-IN

LINE-OUT

 

 

MIC

 

 

 

ATA33/66/

6 USB

100/133

Ports

IDE Channels

 

 

 

24 MHz KB/Mouse

33 MHz

COM

Ports

PCICLK(33MHz)

USBCLK(48MHz)

14.318 MHz

33 MHz

HCLK+/- (100/133/166MHz)

CLK CPUCLK+/- (100/133/166MHz)

AGPCLK(66MHz)

GEN MCHCLK(100/133/166mHz)

ICH3V66 (66MHz)

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Technical Reference

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Gigabyte GA-7VAC manual Technical Reference

GA-7VAC specifications

The Gigabyte GA-7VAC is a feature-rich motherboard designed to accommodate the needs of enthusiasts and gamers alike. Launched during the early 2000s, this ATX motherboard was built to support the AMD Athlon processors, particularly those utilizing the Socket A interface. It became popular during a time when the demand for robust and reliable computing platforms was on the rise, thanks to the growing popularity of 3D gaming and multimedia applications.

One of the standout features of the GA-7VAC is its chipset, which is based on the VIA KT266 chipset. This chipset provides improved performance and stability, allowing users to enjoy faster data transfer rates and better memory management. The motherboard supports DDR266 RAM, with a total capacity of up to 2GB across its two DIMM slots. This capability ensures that the GA-7VAC can handle memory-intensive applications and multitasking with ease.

In terms of connectivity, the GA-7VAC is equipped with an array of ports. It includes five PCI slots, enabling the installation of various expansion cards, including graphics cards, sound cards, and network adapters. The integrated VIA Apollo 8235 Southbridge chip provides support for both IDE and USB devices, facilitating seamless connections to hard drives, optical drives, and peripherals. Users can also take advantage of the motherboard's integrated audio capabilities, which deliver quality sound without the need for additional sound cards.

Another notable characteristic of the GA-7VAC is its support for overclocking. With features such as adjustable front-side bus speeds, users have the opportunity to enhance processor performance beyond stock settings, allowing for a more customized computing experience. However, it is essential to ensure adequate cooling when overclocking, as increased performance can lead to higher heat output.

In conclusion, the Gigabyte GA-7VAC is a highly capable motherboard that caters to the needs of gamers and tech enthusiasts. With its robust chipset, versatile memory support, abundant expansion options, and overclocking capabilities, it represents a solid choice for those looking to build a reliable and high-performance computing system. Despite being an older model in today's market, its foundational technologies continue to appeal to users seeking a balance between performance and value.