Hardware Museum

Over 20 years of PC history

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AMD Athlon 1400AMD Athlon 1200 (FSB 200)
Code nameThunderbirdThunderbird
Base clock1400 MHz1200 MHz (0.86×)
Turbo full / half / single- | - | - - | - | -
Technology180 nm180 nm
Transistors37 million37 million
Die size120 mm2120 mm2
Cores / threads1 / 1 1 / 1
L1 data cache1 × 64 kB1 × 64 kB
L1 inst. cache1 × 64 kB1 × 64 kB
L2 cache1 × 256 kB1 × 256 kB
L3 cache--
Bus typeDDR, 266 MHz, 64 bitDDR, 200 MHz, 64 bit
Bus bandwith2128 MB/s1600 MB/s (0.75×)
SocketSocket 462Socket 462
Voltage-1.75 V
TDP72 W66 W (0.92×)