Info zu T-breds hier:
T-BRED AMD ATHLON XP FAQ
XP1700+ tbred 'A' core 1.50v default 1466mhz/266mhz bus
XP1700+ tbred 'B' core 1.60v default 1466mhz/266mhz bus
XP1800+ tbred 'A' core 1.50v default 1533mhz/266mhz bus
XP1800+ tbred 'B' core 1.60v default 1533mhz/266mhz bus
XP1900+ tbred 'A' core 1.50v default 1600mhz/266mhz bus (yet to be seen in the wild)
XP2000+ tbred 'A' core 1.60v default 1666mhz/266mhz bus (yet to be seen in the wild)
XP2000+ tbred 'A' core 1.65v default 1666mhz/266mhz bus (yet to be seen in the wild)
XP2000+ tbred 'B' core 1.60v default 1666mhz/266mhz bus (yet to be seen in the wild)
XP2100+ tbred 'A' core 1.60v default 1733mhz/266mhz bus (yet to be seen in the wild)
XP2100+ tbred 'B' core 1.60v default 1733mhz/266mhz bus
XP2200+ tbred 'A' core 1.65v default 1800mhz/266mhz bus
XP2200+ tbred 'B' core 1.60v default 1800mhz/266mhz bus (yet to be seen in the wild)
XP2400+ tbred 'B' core 1.65v default 2000mhz/266mhz bus
XP2600+ tbred 'B' core 1.65v default 2133mhz/266mhz bus
XP2600+ tbred 'B' core 1.65v default 2083mhz/333mhz bus*
XP2700+ tbred 'B' core 1.65v default 2166mhz/333mhz bus
XP2800+ tbred 'B' core 1.65v default 2250mhz/333mhz bus
All XP2000+ and lower rated tbred cpus will be unlocked from the factory, allowing multipliers 5-12.5 to be adjusted in the bios of ANY MOTHERBOARD that support the processor and have multiplier selection.
All XP2100+ and higher processors will be unlocked from the factory for multipliers 13-18.5 on ALL MOTHERBOARDS that support these processors. In order to adjust the 5-12.5 multipliers on the XP2200+ and higher processors you need to join the 5th/right-most L3 bridge. See this thread for explanation.*
More information on the different bridge configurations, including which L11 bridges to cross to change your default vcore and L3 multiplier settings, are available here.