Intel Pentium 4 1.9 vs Intel Pentium III 1000

Comparative analysis of Intel Pentium 4 1.9 and Intel Pentium III 1000 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark.

Intel Pentium 4 1.9

Intel Pentium III 1000

Differences

Reasons to consider the Intel Pentium 4 1.9

Around 90% higher clock speed: 1.9 GHz vs 1 GHz

Maximum frequency	1.9 GHz vs 1 GHz

Reasons to consider the Intel Pentium III 1000

Around 3% higher maximum core temperature: 75°C vs 73°C
2.4x lower typical power consumption: 29 Watt vs 69.2 Watt

Maximum core temperature	75°C vs 73°C
Thermal Design Power (TDP)	29 Watt vs 69.2 Watt

Compare benchmarks

CPU 1: Intel Pentium 4 1.9
CPU 2: Intel Pentium III 1000

Name	Intel Pentium 4 1.9	Intel Pentium III 1000
PassMark - Single thread mark		0
PassMark - CPU mark		245

Compare specifications (specs)

	Intel Pentium 4 1.9	Intel Pentium III 1000
Essentials
Architecture codename	Willamette	Coppermine
Launch date	August 2001	Q1'00
Place in performance rating	not rated	3352
Series	Legacy Intel® Pentium® Processor	Legacy Intel® Pentium® Processor
Status	Discontinued	Discontinued
Vertical segment	Desktop	Desktop
Performance
64 bit support
Base frequency	1.90 GHz	1.00 GHz
Bus Speed	400 MHz FSB	133 MHz FSB
Die size	217 mm2	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)	73 °C	69 °C
Maximum core temperature	73°C	75°C
Maximum frequency	1.9 GHz	1 GHz
Number of cores	1	1
Transistor count	42 million	44 million
VID voltage range	1.570V-1.75V	1.75V
Memory
Supported memory types	DDR1, DDR2
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	53.3mm x 53.3mm
Sockets supported	PPGA478, PPGA423	PPGA370, SECC2, SECC2495
Thermal Design Power (TDP)	69.2 Watt	29 Watt
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
FSB parity
Idle States
Intel 64
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Virtualization
Intel® Virtualization Technology (VT-x)