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The Quartet/440 TX is the ultimate performance adapter for PCI servers on 10 Mbit/sec. Ethernet and 100Mbit/sec. Fast Ethernet networks. With four channels on a single board and support for voice grade CAT 3 UTP cabling, Quartet/440 TX has the features today's 32-bit Fast Ethernet servers need to handle the most demanding networks. Quartet/440 T4 can support up to four network segments on separate channels- for cumulative throughput of 400 Mbit/sec. This high speed adapter multiplies flexibility, performance and cabling compatibility by four to provide the easiest migration possible from 10BASE-T to 100BASE-T4 Fast Ethernet.
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DownloadsDocumentationTechnical Specifications

Note: Only drivers that are not included or embedded within a supported operating system are listed below. To see a complete list of supported operating systems see the Product Specifications

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Microsoft DOS
Microsoft Windows 95
Microsoft Windows NT

Novell NetWare

Novell NetWare Downloads


SCO Unix
SCO UnixWare

Hardware Installation
em440 tx additional information (html 71 kb)
Installing Drivers or Software
adaptec os/2 driver (html 74 kb)
dos ndis driver (html 76 kb)
dos ndis client (html 69 kb)
lantastic and adaptec odi (html 76 kb)
installing the dos odi driver (html 73 kb)
emaster unix driver info (html 68 kb)
odi module installation (html 68 kb)
third party linux drivers for ethernet cards (html 67 kb)

Bus System Interface Type

PCI Local Bus system
Data Transfer Rate
4 x 10/100 Mbps
Limited Lifetime Warranty

Ethernet Controller

DECchip LAN coprocessor chip (4)

FIFO Buffer Memory

24 KBytes transmit, 4 KBytes receive (per port)

Hardware Interrupts

PCI interrupt A supports shared interrupts

Base IO or Memory Address

Assigned by BIOS

PCI Configuration Space

Supports DWORD, WORD, and BYTE access

Diagnostic LEDs

Link Integrity

Board Dimensions

12" x 4.2" to conform to PCI Long Card specifications

Power Consumption

+5 V @ 3.5 A max.

Operating Characteristics

32 F to 122 F(0 C to 50 C)
5% to 85% non-condensing Relative Humidity