插座为 478 支持 HT Pentium4 最大 3.06GHz

Intel® 845GE/GV 芯片组, 533MHz 和 400MHz FSB

Micro ATX form factor

2个 DDR 插口 最大支持 2GB PC200/266/333 DDR SDRAM

1 AGP 4X 槽 (MB840F), 3 PCI 槽

看门狗定时器, 4个 USB 串口, 支持USB 2.0

MB840 产品规格
处理器架构
Socket 478

处理器
Intel® Pentium® 4 processor, 1.7GHz~3.06GHz+
Hyper-Threading supported

芯片组
Intel® 845GE/GV chipset

Processor Side Bus Frequency
533MHz (133MHz x4)/400MHz (100MHz x4)

L2 快取
128K/256K/512K, CPU integrated

BIOS
Award BIOS, ACPI supported

系统内存

Two DDR slots
Support up to 2GB PC200/266/333 DDR SDRAM

视频
Intel® 845GE/GV chipset integrated, AGP 4X

网络
Realtek 8100BL LAN Controller (10/100Mb)
Audio
ICH4 integrated audio with AC97 Codec ALC650

LPC I/O
Winbond 83627HF supports IrDA x 1, Parallel x 1, COM1,
COM2 (RS232), FDC up to 2.88MB (3 Mode support),
hardware monitoring

IDE 界面
Built in ICH4; Two enhanced IDE supports 4 IDE devices
including UDMA33/66/100, PIO mode 4 and bus master

FDD 界面
Supports up to two floppy disk drives: 3.5" and/or 5.25"
drives; 3 Mode support

并口
One parallel port supports SPP/EPP/ECP

串口
RS-232 x2

看门狗定时器
Generates system reset; 256 levels

硬件侦测
Built in Winbond W83627HF; monitors system/CPU temperature and voltage status

USB
USB 2.0 compliant
Supports 4 USB ports

IrDA
Pin header

键盘/鼠标
PS/2 type keyboard and mouse connectors

扩充槽
1 AGP (MB840F only), 3 PCI

电源
ATX 12V power connector

Form Factor
Micro ATX motherboard

尺寸
244mm x 244mm (9.5" x 9.5")

功耗需求
Intel® Pentium® 4 processor 2.4GHz (512KB, 0.13u) w/ 256MB DDR Memory
+5V: 0.69A; +12V: 4.95A
2.2 GHz Intel® Celeron® processor (128KB, 0.13u) w/ 256MB DDR Memory
+5V: 0.61A; +12V: 5.15A

工作温度

0<C~60<C (32<F~140<F)

存储温度

-20<C~80<C (-68<F~176<F)

相对湿度

10%~90% (non-condensing)