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VIA Confidential and ProprietaryVIA: Committed to Evolution
We support intelligent, evolutionary
n
technologies
DDR200/266, ATA/100/133, USB1/2
g
We constantly improve the
n
performance/features/compatibility
of our chipsets
VIA Apollo Pro133A, KT133A, KM133A,
g
KLE133A, KT266A, and now P4X266A
We ease transition to improved
n
chipsets
Pin compatibility with previous chipsets
g
Comparable price points
g
VIA Confidential and ProprietaryVIA Apollo KT266A: Evolutionary
Success
“It's impossible to not see the “It can be clearly seen that the
KT266A chipset as a winner.” KT266A memory performance is
SUPER! Seriously, I have never
seen such a high score before. (…)
Well, I am still in shock!!”
“VIA has finally shown us what they
are capable of doing with DDR.”
“I am simply stunned, shocked
and amazed.(…) Undoubtedly VIA
have created the fastest socket A
chipset to date and I can’t see this
“Now VIA KT266A is the winner in
changing anytime soon.”
all the disciplines”
VIA Confidential and ProprietaryThe next step in Evolution: The VIA
Apollo P4X266A
The VIA Apollo P4X266A
n
Featuring:
Performance Driven Design
g
Established Motherboard Base
g
V-MAP Scalability and Flexibility
g
VIA Confidential and ProprietaryP4X266A Chipset Block Diagram
VIA Confidential and ProprietaryPerformance Driven Design
Enhanced Memory
n
Controller
Supports DDR200/DDR266
g
Tightened Timings
g
Decreases latency,
g
increases effective
bandwidth
Improved Processor
n
Bus
Deeper Queuing
g
Up to 13 instructions “in
g
flight”
12 In Order Queues plus one
g
Output Latch
Support for future bus
g
speeds
VIA Confidential and ProprietaryVIA Modular Architecture Platform
V-MAP
n
Multiple Pin-to-Pin
g
Compatible South Bridge
options
Drop-in replacement for
g
VIA Apollo P4X266A,
and P4M266
Seamless product
n
transitions on a single
motherboard platform
Faster Time to Market
g
Lower Product
g
Development,
Validation, and
Production costs
VIA Confidential and ProprietaryThe most extensive P4 chipset lineup
VIA Confidential and ProprietaryP4X266A: A Real Platform Launch

VIA P4X266A是一款针对Intel Pentium 4及更高级处理器设计的主板芯片组。该芯片组主要用于个人计算机（PC）主板上，为系统提供基础的硬件功能和连接性支持，包括南北桥数据传输、内存控制器、AGP图形接口、IDE/SATA硬盘接口、USB、音频以及网卡等I/O接口。 产品手册通常会详细介绍以下内容： 1. **概述**: 对芯片组架构的介绍，包括其主要特性和优势，如支持的最大内存容量、工作频率、AGP插槽规格等。 2. **安装指南**: 包括主板的物理布局图、BIOS设置说明、CPU和内存的安装步骤、扩展插槽类型及其兼容性信息。 3. **技术规格**: 提供详细的电气特性，例如最大支持的内存速度、前端总线频率、PCI/AGP插槽规范、集成网卡和声卡性能参数等。 4. **系统兼容性**: 列出适用于VIA P4X266A芯片组的各种Intel Pentium 4处理器型号，以及建议的操作系统版本和支持的外设设备。 5. **BIOS设置**: 带有各个BIOS选项的功能解释与推荐设置，如启动顺序设置、内存管理、超频选项等。 6. **故障排查与调试**: 针对常见问题提供了解决方案和故障诊断流程，帮助用户解决可能出现的问题。 7. **更新与维护**: 如果有最新的驱动程序或固件更新，手册中也会包含相应的下载链接和安装指引。 总之，VIA P4X266A芯片组产品手册是用户理解和使用这款主板的重要参考资料，有助于确保系统的稳定运行和最佳性能表现。