Intel Pentium 4 1.9 vs Intel Pentium 4 1.6

Comparative analysis of Intel Pentium 4 1.9 and Intel Pentium 4 1.6 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Security & Reliability, Advanced Technologies, Virtualization.

Intel Pentium 4 1.9

Intel Pentium 4 1.6

Differences

Reasons to consider the Intel Pentium 4 1.9

CPU is newer: launch date 1 month(s) later
Around 19% higher clock speed: 1.9 GHz vs 1.6 GHz
Around 11% higher maximum core temperature: 73°C vs 66°C

Launch date	August 2001 vs July 2001
Maximum frequency	1.9 GHz vs 1.6 GHz
Maximum core temperature	73°C vs 66°C

Reasons to consider the Intel Pentium 4 1.6

A newer manufacturing process allows for a more powerful, yet cooler running processor: 130 nm vs 180 nm
Around 82% lower typical power consumption: 38 Watt vs 69.2 Watt

Manufacturing process technology	130 nm vs 180 nm
Thermal Design Power (TDP)	38 Watt vs 69.2 Watt

Compare specifications (specs)

	Intel Pentium 4 1.9	Intel Pentium 4 1.6
Essentials
Architecture codename	Willamette	Northwood
Launch date	August 2001	July 2001
Place in performance rating	not rated	not rated
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	1.60 GHz
Bus Speed	400 MHz FSB	400 MHz FSB
Die size	217 mm2	131 mm2
L1 cache	8 KB	8 KB
L2 cache	256 KB	256 KB
Manufacturing process technology	180 nm	130 nm
Maximum case temperature (TCase)	73 °C	75 °C
Maximum core temperature	73°C	66°C
Maximum frequency	1.9 GHz	1.6 GHz
Number of cores	1	1
Transistor count	42 million	55 million
VID voltage range	1.570V-1.75V	1.475V
Memory
Supported memory types	DDR1, DDR2	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	PPGA478
Thermal Design Power (TDP)	69.2 Watt	38 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)