De la Gygabyte GA-7ZXR Existen tres revisiones. Esto te vendrá impreso en la placa base.
Rev 1 (KT133, FSB100)
-Provides 3 DIMM up to 1.5GB DRAM -Provides AGP 4X slot
Creative CT5880 PCI sound (4 channel audio) Supports
-Ultra ATA 33/66/100 with RAID IDE device (only two HDDs could be used by RAID function)
-Supports up to 4 ATA 33/66 and 4 ATA 100 IDE device.
Rev 2.x (KT133, FSB 100)
-Socket A for AMD Athlon /Duron 200MHz FSB processors
-Provides 3 DIMMs up to 1.5GB SDRAM -Provides AGP 4X slot & AMR slot -Creative CT5880 4 channel audio
- Up to 4 UDMA ATA 100/66 IDE RAID devices (only two HDDs could be used by RAID function) and 4 UDMA ATA 100/66 IDE devices supported
-Provides RAID 0 or RAID 1 function -Supports 4 USB ports
-Supports ACPI & STR (Suspend-To-RAM) -Multi-FSB, Multiplier settings
-Multi-CPU voltage, SDRAM voltage, AGP voltage settings
-Supports DualBIOS , EasyTune III & @BIOS
-H/W monitoring & PC99 connectors
Rev 3 (KT133A FSB133, esta soporta los Athlon XP, ya que utilizan un FSB de 133, excepto algunos modelos del XP2400+2600+ en adelante que utilizan FSB de 166)
Socket A for AMD Athlon /Duron 266/200MHz FSB processors
-Provides 3 DIMMs up to 1.5GB SDRAM -Provides AGP 4X slot & AMR slot -Creative CT5880 4 channel audio
-Up to 4 UDMA ATA 100/66 IDE RAID devices (only two HDDs could be used by RAID function) and 4 UDMA ATA 100/66 IDE devices supported
-Provides RAID 0 or RAID 1 function -Supports 4 USB ports
-Supports ACPI & STR (Suspend-To-RAM) -Multi-FSB, Multiplier settings
-Multi-CPU voltage, SDRAM voltage, AGP voltage settings
-Supports DualBIOS , EasyTune III & @BIOS
-H/W monitoring & PC99 connectors
En el caso que tengas la rev 3 podras usar el duron, el athlon y el athlon XP. Si tienes la rev 1 y 2 solo el duron con el FSB de 100 o 200 DDR.