Athlon Thunderbird 900

Table 7-43: Athlon Thunderbird 900 Specifications
Processor Family	Model Name	AMD Athlon Thunderbird

	Performance Rating	900 MHz
	Front-side Bus Speed	100 MHz (200 DDR)
	Multiplier Ratio	9.0x
Physical Design	Interface Packing	462-Pin Socket A
		242-Pin Slot A Cartridge
	Core Die Size	.18 micron, 120 mm
	Transistor Count	37 Million
	Voltage Interface	Split Core and I/O
	Core Voltage	Socket A = 1.75 volts
		Slot A = 1.6 volts
	Power Consumption	44.6 watts
	Maximum Power	49.7 watts

Table 7-44: Athlon Thunderbird 900 Overclocking
Athlon Thunderbird	Model Rating	900 MHz

Overclocking Potential	Multiplier Lock Support	Unlocked Multiplier
	Typical Multiplier O/C	9.5x – 10.5x
	Typical Front-side Bus O/C	103 – 115+ MHz
	Typical O/C Potential	950 – 1050 MHz
	Maximum O/C Potential	1050+ MHz
Overclocking Tolerances	Recommended Cooling Type	Forced-Air Heatsink
	Recommended Heatsink Coolers	Thermalright SK-6
		Alpha PAL-8045
		TaiSol CGK742092
		GlobalWin VOS-32
		Alpha P7125
	Recommended Peltier Active Cooler	Swifttech MCX370
		Swifttech MC1501
	Maximum Core Voltage	1.85 volts with Heatsink Cooler
	Maximum Core Temperature	Socket A = 90° Celsius
		Slot A = 70° Celsius

Strategy

The Athlon Thunderbird 900-MHz processor almost guarantees 1000 MHz for most configurations. Many chips in this speed grade can scale effectively to the gigahertz level, but most reach their limit around 1100 MHz without extreme cooling.