Intel Celeron 440 vs Intel Pentium D 945

Comparative analysis of Intel Celeron 440 and Intel Pentium D 945 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 Celeron 440

Intel Pentium D 945

Differences

Reasons to consider the Intel Celeron 440

CPU is newer: launch date 11 month(s) later
2.3x more L1 cache, more data can be stored in the L1 cache for quick access later
2.7x lower typical power consumption: 35 Watt vs 95 Watt
4.7x better performance in Geekbench 4 - Single Core: 1024 vs 220
2.5x better performance in Geekbench 4 - Multi-Core: 971 vs 389

Specifications (specs)
Launch date	June 2007 vs July 2006
L1 cache	64 KB vs 28 KB
Thermal Design Power (TDP)	35 Watt vs 95 Watt
Benchmarks
Geekbench 4 - Single Core	1024 vs 220
Geekbench 4 - Multi-Core	971 vs 389

Reasons to consider the Intel Pentium D 945

1 more cores, run more applications at once: 2 vs 1
Around 70% higher clock speed: 3.4 GHz vs 2 GHz
Around 5% higher maximum core temperature: 63.4°C vs 60.4°C
8x more L2 cache, more data can be stored in the L2 cache for quick access later

Number of cores	2 vs 1
Maximum frequency	3.4 GHz vs 2 GHz
Maximum core temperature	63.4°C vs 60.4°C
L2 cache	4096 KB vs 512 KB
Max number of CPUs in a configuration	2 vs 1

Compare benchmarks

CPU 1: Intel Celeron 440
CPU 2: Intel Pentium D 945

Geekbench 4 - Single Core

CPU 1

CPU 2

1024

220

Geekbench 4 - Multi-Core

CPU 1

CPU 2

971

389

Name	Intel Celeron 440	Intel Pentium D 945
PassMark - Single thread mark	444
PassMark - CPU mark	368
Geekbench 4 - Single Core	1024	220
Geekbench 4 - Multi-Core	971	389

Compare specifications (specs)

	Intel Celeron 440	Intel Pentium D 945
Essentials
Architecture codename	Conroe	Presler
Launch date	June 2007	July 2006
Launch price (MSRP)	$40
Place in performance rating	2664	3281
Price now	$21.01
Processor Number	440	945
Series	Legacy Intel® Celeron® Processor	Legacy Intel® Pentium® Processor
Status	Discontinued	Discontinued
Value for money (0-100)	7.67
Vertical segment	Desktop	Desktop
Performance
64 bit support
Base frequency	2.00 GHz	3.40 GHz
Bus Speed	800 MHz FSB	800 MHz FSB
Die size	77 mm2	162 mm2
L1 cache	64 KB	28 KB
L2 cache	512 KB	4096 KB
Manufacturing process technology	65 nm	65 nm
Maximum core temperature	60.4°C	63.4°C
Maximum frequency	2 GHz	3.4 GHz
Number of cores	1	2
Transistor count	105 million	376 million
VID voltage range	1.0000V-1.3375V	1.200V-1.3375V
Memory
Supported memory types	DDR1, DDR2, DDR3	DDR1, DDR2, DDR3
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	2
Package Size	37.5mm x 37.5mm	37.5mm x 37.5mm
Sockets supported	LGA775	PLGA775
Thermal Design Power (TDP)	35 Watt	95 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
Thermal Monitoring
Physical Address Extensions (PAE)		32-bit
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)