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Over 20 years of PC history

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Intel Pentium Extreme Edition 840Intel Pentium D 805
Code nameSmithFieldSmithField
Base clock3200 MHz2667 MHz (0.83×)
Turbo full / half / single- | - | - - | - | -
Technology90 nm90 nm
Transistors230 milion230 milion
Die size206 mm2206 mm2
Cores / threads2 / 4 2 / 2
L1 data cache2 × 16 kB2 × 16 kB
L1 inst. cache2 × 12 kB2 × 12 kB
L2 cache2 × 1024 kB2 × 1024 kB
L3 cache--
Bus typeQDR, 800 MHz, 64 bitQDR, 533 MHz, 64 bit
Bus bandwith6400 MB/s4264 MB/s (0.67×)
SocketSocket 775Socket 775
Voltage-1.35 V
TDP130 W95 W (0.73×)