Intel Pentium D 940 vs Intel Pentium D 830

Comparative analysis of Intel Pentium D 940 and Intel Pentium D 830 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 D 830

Differences

Reasons to consider the Intel Pentium D 940

CPU is newer: launch date 8 month(s) later
Around 7% higher clock speed: 3.2 GHz vs 3 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 65 nm vs 90 nm
2x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 6% better performance in PassMark - Single thread mark: 609 vs 574

Specifications (specs)
Launch date	January 2006 vs May 2005
Maximum frequency	3.2 GHz vs 3 GHz
Manufacturing process technology	65 nm vs 90 nm
L2 cache	4096 KB vs 2048 KB
Benchmarks
PassMark - Single thread mark	609 vs 574

Reasons to consider the Intel Pentium D 830

Around 2% better performance in PassMark - CPU mark: 564 vs 552
Around 6% better performance in Geekbench 4 - Single Core: 198 vs 186
Around 10% better performance in Geekbench 4 - Multi-Core: 341 vs 309

Benchmarks
PassMark - CPU mark	564 vs 552
Geekbench 4 - Single Core	198 vs 186
Geekbench 4 - Multi-Core	341 vs 309

Compare benchmarks

CPU 1: Intel Pentium D 940
CPU 2: Intel Pentium D 830

PassMark - Single thread mark

CPU 1

CPU 2

609

574

PassMark - CPU mark

CPU 1

CPU 2

552

564

Geekbench 4 - Single Core

CPU 1

CPU 2

186

198

Geekbench 4 - Multi-Core

CPU 1

CPU 2

309

341

Name	Intel Pentium D 940	Intel Pentium D 830
PassMark - Single thread mark	609	574
PassMark - CPU mark	552	564
Geekbench 4 - Single Core	186	198
Geekbench 4 - Multi-Core	309	341

Compare specifications (specs)

	Intel Pentium D 940	Intel Pentium D 830
Essentials
Architecture codename	Presler	Smithfield
Launch date	January 2006	May 2005
Place in performance rating	3134	3149
Processor Number	940	830
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	3.00 GHz
Bus Speed	800 MHz FSB	800 MHz FSB
Die size	162 mm2	206 mm2
L1 cache	28 KB	28 KB
L2 cache	4096 KB	2048 KB
Manufacturing process technology	65 nm	90 nm
Maximum core temperature	B1=68.6°C, C1=63.4°C	69.8°C
Maximum frequency	3.2 GHz	3 GHz
Number of cores	2	2
Transistor count	376 million	230 million
VID voltage range	1.200V-1.3375V	1.200V-1.400V
Memory
Supported memory types	DDR1, DDR2, DDR3	DDR1, DDR2, DDR3
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	2	2
Package Size	37.5mm x 37.5mm	37.5mm x 37.5mm
Sockets supported	PLGA775	PLGA775
Thermal Design Power (TDP)	130 Watt	130 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	32-bit
Thermal Monitoring
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)