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BIOS Downloads:
Please read the following before downloading BIOS:

  • It is unnecessary to download BIOS if your system is working fine.
  • Inappropriate BIOS and driver download may cause system malfunction.
  • BIOS upgrade is recommended for technical staff and/or distributors.
  • Some models may have multiple versions. Please check carefully the model version on the board. We will not be held responsible for improper download procedures.
MOTHERBOARDS - BIOS
Slot 1

BX chipset
  • ATC6220 V.1
  • ATC6220 V.2
  • ATC6230
  • ATC6240 V.1
  • ATC6240 V.2
  • ATC6241
  • ATC6250
  • ATC6254
  • ATC6254-3
  • ATC6280

    ZX chipset
  • ATC6310
  • ATC6320
  • ATC6340
  • Slot 1 (cont.)

    LX chipset
  • ATC6120 V.1
  • ATC6120 V.2
  • ATC6130 V.1
  • ATC6130 V.1.1
  • LX-440A
  • LX-440B

    EX chipset
  • ATC6150
  • ATC6510

    VIA chipset
  • ATC6240V-01
  • ATC6310V-01

    Slot 2

    GX chipset
  • ATC6400
  • Socket 370

    i810 chipset
    ATC7400-L
    ATC7400-S
    ATC7460

    LX chipset

  • ATC7100
  • ATC7110
  • ATC7160

    ZX chipset
  • ATC7300

  • Super 7

    VIA chipset
  • ATC5220
  • ATC5200

    SiS chipset
  • ATC5300
  • ATC5010

    TX chipset
  • ATC5030




  • A-Trend Technology Corporation
    46600 Fremont Boulevard, Fremont, California 94538
    Tel: (510) 226-6290   Fax: (510) 226-6296
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