Intel Pentium D 940 vs Intel Pentium 4 1.80

Comparative analysis of Intel Pentium D 940 and Intel Pentium 4 1.80 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, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

Intel Pentium D 940

Intel Pentium 4 1.80

Differences

Reasons to consider the Intel Pentium D 940

CPU is newer: launch date 4 year(s) 5 month(s) later
1 more cores, run more applications at once: 2 vs 1
Around 78% higher clock speed: 3.2 GHz vs 1.8 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 65 nm vs 180 nm
3.5x more L1 cache, more data can be stored in the L1 cache for quick access later
16x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 39% better performance in PassMark - Single thread mark: 596 vs 429
3.4x better performance in PassMark - CPU mark: 540 vs 160

Specifications (specs)
Launch date	January 2006 vs August 2001
Number of cores	2 vs 1
Maximum frequency	3.2 GHz vs 1.8 GHz
Manufacturing process technology	65 nm vs 180 nm
L1 cache	28 KB vs 8 KB
L2 cache	4096 KB vs 256 KB
Max number of CPUs in a configuration	2 vs 1
Benchmarks
PassMark - Single thread mark	596 vs 429
PassMark - CPU mark	540 vs 160

Reasons to consider the Intel Pentium 4 1.80

Around 94% lower typical power consumption: 66.7 Watt vs 130 Watt

Thermal Design Power (TDP)	66.7 Watt vs 130 Watt

Compare benchmarks

CPU 1: Intel Pentium D 940
CPU 2: Intel Pentium 4 1.80

PassMark - Single thread mark

CPU 1

CPU 2

596

429

PassMark - CPU mark

CPU 1

CPU 2

540

160

Name	Intel Pentium D 940	Intel Pentium 4 1.80
PassMark - Single thread mark	596	429
PassMark - CPU mark	540	160
Geekbench 4 - Single Core	186
Geekbench 4 - Multi-Core	309

Compare specifications (specs)

	Intel Pentium D 940	Intel Pentium 4 1.80
Essentials
Architecture codename	Presler	Willamette
Launch date	January 2006	August 2001
Place in performance rating	3143	3123
Processor Number	940
Series	Legacy Intel® Pentium® Processor	Legacy Intel® Pentium® Processor
Status	Discontinued	Discontinued
Vertical segment	Desktop	Desktop
Performance
64 bit support
Base frequency	3.20 GHz	1.80 GHz
Bus Speed	800 MHz FSB	400 MHz FSB
Die size	162 mm2	217 mm2
L1 cache	28 KB	8 KB
L2 cache	4096 KB	256 KB
Manufacturing process technology	65 nm	180 nm
Maximum core temperature	B1=68.6°C, C1=63.4°C	78°C
Maximum frequency	3.2 GHz	1.8 GHz
Number of cores	2	1
Transistor count	376 million	42 million
VID voltage range	1.200V-1.3375V	1.575V-1.75V
Maximum case temperature (TCase)		78 °C
Memory
Supported memory types	DDR1, DDR2, DDR3	DDR1, DDR2
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	2	1
Package Size	37.5mm x 37.5mm	53.3mm x 53.3mm
Sockets supported	PLGA775	PPGA478, PPGA423
Thermal Design Power (TDP)	130 Watt	66.7 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® AES New Instructions
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Physical Address Extensions (PAE)	32-bit
Thermal Monitoring
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)