Intel Pentium 4 1.8A vs Intel Pentium III 1000

Comparative analysis of Intel Pentium 4 1.8A and Intel Pentium III 1000 processors for all known characteristics in the following categories: Essentials, Performance, Compatibility, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark.

Intel Pentium 4 1.8A

Intel Pentium III 1000

Differences

Reasons to consider the Intel Pentium 4 1.8A

Around 80% higher clock speed: 1.8 GHz vs 1 GHz

Maximum frequency	1.8 GHz vs 1 GHz

Reasons to consider the Intel Pentium III 1000

2.3x lower typical power consumption: 29 Watt vs 67 Watt

Thermal Design Power (TDP)	29 Watt vs 67 Watt

Compare benchmarks

CPU 1: Intel Pentium 4 1.8A
CPU 2: Intel Pentium III 1000

Name	Intel Pentium 4 1.8A	Intel Pentium III 1000
PassMark - Single thread mark		0
PassMark - CPU mark		245

Compare specifications (specs)

	Intel Pentium 4 1.8A	Intel Pentium III 1000
Essentials
Architecture codename	Willamette	Coppermine
Launch date	July 2001	Q1'00
Place in performance rating	not rated	3352
Vertical segment	Desktop	Desktop
Series		Legacy Intel® Pentium® Processor
Status		Discontinued
Performance
Die size	217 mm	80 mm
L1 cache	8 KB	8 KB
L2 cache	256 KB	256 KB
Manufacturing process technology	180 nm	180 nm
Maximum case temperature (TCase)	78 °C	69 °C
Maximum frequency	1.8 GHz	1 GHz
Number of cores	1	1
Transistor count	42 million	44 million
64 bit support
Base frequency		1.00 GHz
Bus Speed		133 MHz FSB
Maximum core temperature		75°C
VID voltage range		1.75V
Compatibility
Max number of CPUs in a configuration	1	1
Sockets supported	423	PPGA370, SECC2, SECC2495
Thermal Design Power (TDP)	67 Watt	29 Watt
Low Halogen Options Available
Advanced Technologies
Intel® Turbo Boost technology
Virtualization
Intel® Virtualization Technology (VT-x)