Hardware Museum

Over 20 years of PC history

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Intel Xeon X5492Intel Xeon X5450
Code nameHarpertownHarpertown
Base clock3400 MHz3000 MHz (0.88×)
Turbo full / half / single- | - | - - | - | -
Technology45 nm45 nm
Transistors820 million820 million
Die size214 mm2214 mm2
Cores / threads4 / 4 4 / 4
L1 data cache4 × 32 kB4 × 32 kB
L1 inst. cache4 × 32 kB4 × 32 kB
L2 cache2 × 6144 kB2 × 6144 kB
L3 cache--
Bus typeQDR, 1600 MHz, 64 bitQDR, 1333 MHz, 64 bit
Bus bandwith12800 MB/s10664 MB/s (0.83×)
SocketSocket 771Socket 771
Voltage-1.212 V
TDP150 W120 W (0.8×)