Heir To The BX: 18 Pentium III Motherboards Using The 815 Chipset
Features
By
Patrick Schmid 
published
Feature Comparison
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| Manufacturer | Abit | AOpen | Asus | Azza | Chaintech | DFI | 
| Product | SE6 | AX3S Pro | CUSL2 | 815TX | CT-6OJV | CS35-EC | 
| Platform | Socket 370 | Socket 370 | Socket 370 | Socket 370 | Socket 370 | Socket 370 | 
| Chipset | Intel 82815 | Intel 82815 | Intel 82815 | Intel 82815 | Intel 82815 | Intel 82815 | 
| Form Faktor | ATX | ATX | ATX | ATX | ATX | MicroATX | 
| Memory | ||||||
| Max. Memory (MByte) | 512 | 512 | 512 | 512 | 512 | 512 | 
| # DIMMS | 3 | 3 | 3 | 3 | 3 | 3 | 
| Slots and Interfaces | ||||||
| # ISA slots | 0 | 0 | 0 | 0 | 0 | 0 | 
| # PCI slots | 6 | 5 | 6 | 4 | 6 | 2 | 
| AGP 4X slot | 1 | 1 | 0 | 1 | 1 | 1 | 
| AGP 4X (Pro50) | 0 | 0 | 1 | 0 | 0 | 0 | 
| # AMR slots | CNR | CNR | 2 CNR | 1 | CNR | CNR | 
| # parallel ports | 1 | 1 | 1 | 1 | 1 | 1 | 
| # seriell ports | 1+1 | 1+1 | 1+1 | 1+1 | 1+1 | 1+1 | 
| # USB ports external | 2 | 2 | 2 | 2 | 2 | 2 | 
| # USB ports internal | 2 | 2 | 3 | 0 | 0 | 2 | 
| # IDE connectors (UltraATA/66) | 2 UATA100 | 2 UATA100 | 2 UATA100 | 2 | 2 | 2 UATA/100 | 
| # Fan connectors | 3 | 3 | 3 | 3 | 3 | 3 | 
| Integrated (Onboard) Features | ||||||
| AC97 Sound | Avance Logic ALC100 | Analog Devices AD1885 | none | Analog Devices AD1881 | Row 21 - Cell 5 | Analog Devices AD1881 | 
| Audio external: # Line Out/In/Mic | 1/1/1 | 1/1/1 | 0 | 1/1/1 | 1/1/1 | 1/1/1 | 
| Audio internal: # Line-Ins | 3 | 3 | 0 | 2 | 3 | 4 | 
| Wake on LAN (WOL) | yes | yes | yes | yes | yes | yes | 
| Wake on Modem (WOM) | no | yes | none | no | no | no | 
| Infrared | yes | yes | yes | yes | yes | yes | 
| Intruder sensor | yes | no | yes | no | no | yes | 
| extra UltraATA/100 IDE connectors | integrated | integrated | integrated | no | no | integrated | 
| Piezo speaker onboard | yes | no | none | no | yes | yes | 
| Frequencies and Settings | ||||||
| Freq. Adjustable with | DIP or BIOS | Jumper + BIOS | DIP or BIOS | DIP + BIOS | BIOS | Jumper + BIOS | 
| FSB clock | 66 - 153 MHz | 66 - 166 MHz | 66 - 200 MHz | 66 - 150 MHz | 66 - 150 MHz | 66 - 166 MHz | 
| Freq. adjustable in 1 MHz steps | yes | no | none | no | no | no | 
| CPU core voltage adjustable with | BIOS | BIOS | BIOS | Jumper | Row 34 - Cell 5 | no | 
| CPU core voltage | 1.3 - 3.5 V | 1.5 - 1.95 V | 1.3 - 3.5 V | + 0.05 V | Row 35 - Cell 5 | n.a. | 
| CPU core voltage adjustable in 0.05V steps | yes | yes | yes | nein | Row 36 - Cell 5 | no | 
| BIOS and Revisions | ||||||
| BIOS | Award | Award | Award | Award | Award | Award | 
| BIOS version | June 19 | 1.02 | 1001 | 1.0 | June 26 | July 31 | 
| Board revision | ? | 1 | 1.02 | 1.2 | 1.0 | 2 | 
| Comments | ||||||
| Clock chip | RTM560 | W2298H | Row 42 - Cell 3 | ICS 9250AF-25 | W2298H | W2298H | 
| Product variations | none | none | Sound | 815TX5 | Creative Sound, USB 3/4 | Row 43 - Cell 6 | 
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Editor-in-Chief (2005-2006)
Patrick Schmid was the editor-in-chief for Tom's Hardware from 2005 to 2006. He wrote numerous articles on a wide range of hardware topics, including storage, CPUs, and system builds.
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