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PROCESSORS
One Socket 478 supports the
Intel¢ç Pentium¢ç 4 processor (478pins)
CHIPSET
SiS645 & SiS¢ç961 Chipset
SiS¢ç645 Host/Memory controller with DDR333 and AGP4X North Bridge Single Chipset
SiS¢ç961 MuTIOL Media I/O
LPC I/O - IT8705F
System Hardware Monitor: Built-in IT8705F
LAN: RealTek 8100/B (optional)
AC97 Audio Codec
Compliant with AC97 2.1 specification
MEMORY
Three 184-pin DDR DIMM sockets to support
Three 2.5V DDR SDRAMs (DDR266/DDR200) or
Two 2.5V DDR SDRAMs (DDR333)
Maximum: 3GB (2GB only for DDR333)
SYSTEM BIOS
Award 2MB Flash EEPROM
Supports Plug and Play 1.0A, AMP 1.2, Multi Boot, DMI
Full Support for ACPI revision 1.0 specification
I/O INTERFACE
Supports Plug and Play function
PS/2 keyboard and PS/2 mouse connectors
Dual USB Ports and an optional LAN connector
One - EPP/ECP mode parallel port
One - 16550 high-speed serial I/O ports
Audio Ports (Line-in, Line-out, Mic-in, CD-in and game port)
Dual PCI IDE interfaces - support four IDE devices (PIO mode 4, DMA Mode 2, Ultra DMA 66/100)
Supports 360K~2.88M Byte, 3 Mode FDDs or LS120
ATX12V Power Supply Connectors
ports, Headers and Others:
IrDA header (STR)
Front Panel MIC/Line-out header
COM2 header
Four Extra USB header (LUSB1/USB3 or LUSB2/USB2)
Smart Card Reader Header
HDD LED, Reset Switch, Power Switch headers
CPU, BAK and CHS Fan headers
LAN Card Wake Up / Modem Ring Wake-Up Headers
RTC & BATTERY
SiS¢ç961 built-in 256 bytes of CMOS SRAM
With CMOS SRAM hardware clear jumper
EXPANSION SLOTS
6 PCI slots, 1 AGP slot, 1 CNR slot
FORM FACTOR
ATX (305mm*244mm), 4 Layers
Benchmarking
Test System:
Intel Pentium 4 ES 1.5Ghz
ThermalTake heatsink/fan
IBM 13.5GB 7200 RPM HD
MSI Geforce3 Ti200
256MB Nanya DDR333 DDR CAS 2.5
IBM 20G ATA100 HD
FSB
ECS L4S5A = 99.59Mhz (200/333)
ABIT SD7-533 = 100.9Mhz (200/266), 99.75 (200/333)
ALi ALADDiNP4 Ref = 100.00Mhz
MSI 645Ultra = 100.7Mhz (200/266), 100.1Mhz (200/333)
ECS P4S5A = 100.00Mhz
SiS645 Ref = 100.67 (200/266), 100.9 (200/333)
Shuttle AV40R = 101.25Mhz
2themax EP-4B2A = 101.0Mhz
ABIT TH7-II RAID = 100.00Mhz
DFI NB70-SC = 100.2Mhz
ABIT BD7-RAID = 100.0Mhz
MSI 845Ultra = 100.94Mhz
SiSoft Sandra 2001te Memory Benchmarks
DDR200/333
ECS L4S5A DDR333
ABIT SD7-533 DDR200
/266
ABIT SD7-533 DDR200
/333
MSI 645Ultra DDR200
/266
MSI 645Ultra DDR200
/333
ECS P4S5A
200/266
ECS P4S5A
200/333
SiS645 Ref
200/266
SiS645 Ref 200/333
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