Single CPU in Dual Operation: P4 3.06 GHz with Hyper-Threading Technology

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All P4 Cores Compared

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Intel P4 Cores Willamette Northwood Northwood "A" Prescott
Clock 1.3 to 2.0 GHz 1.4 to 2.6 GHz 2.26 to 3.20 GHz 3.xx GHz to 5.xx GHz
FSB Clock 100 MHz 100 MHz 133 MHz 166 MHz
FSB Speed Quad-Pumped (400 MHz) Quad-Pumped (400 MHz) Quad-Pumped (533 MHz) Quad-Pumped (666 MHz)
L1 Cache (Trace) 12 K µ-Ops 12 K µ-Ops 12 K µ-Ops ?
L1 Cache (Data) 8 kB 8 kB 8 kB ?
L2 Cache (Data) 256 kB 512 kB 512 kB 512 kB (1024 kB)
Circuit Density 0.18 µm 0.13 µm 0.13 µm 0.09 µm
Gate Length 0.09 µm 0.065 µm 0.065 µm 0.045 µm
CPU Die Size 217 mm2 146 mm2 146 mm2 ?
Number of Gates 42 Million 55 Million 55 Million ?
Gates per area 193548 gates/ mm2 376712 gates/ mm2 376712 gates/ mm2 ?
CPU Core Voltage 1.75 Volt 1.50 Volt 1.50 to 1.575 Volt 1.25 Volt
Current Consumption 43 A 41.7 A 52.7 A ?
Power Consumption (max) 75.3 Watt 62.6 Watt 81.8 Watt ?
Hyper-Threading no no yes, from 3.06 GHz yes (expanded)