Intel Atom D425 vs Intel Pentium Dual-Core E2140

Comparative analysis of Intel Atom D425 and Intel Pentium Dual-Core E2140 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, 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 Atom D425

Intel Pentium Dual-Core E2140

Differences

Reasons to consider the Intel Atom D425

CPU is newer: launch date 3 year(s) 0 month(s) later
Around 13% higher clock speed: 1.8 GHz vs 1.6 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 45 nm vs 65 nm
6.5x lower typical power consumption: 10 Watt vs 65 Watt
2.6x better performance in Geekbench 4 - Single Core: 497 vs 190
Around 88% better performance in Geekbench 4 - Multi-Core: 602 vs 321

Specifications (specs)
Launch date	June 2010 vs June 2007
Maximum frequency	1.8 GHz vs 1.6 GHz
Manufacturing process technology	45 nm vs 65 nm
Thermal Design Power (TDP)	10 Watt vs 65 Watt
Benchmarks
Geekbench 4 - Single Core	497 vs 190
Geekbench 4 - Multi-Core	602 vs 321

Reasons to consider the Intel Pentium Dual-Core E2140

1 more cores, run more applications at once: 2 vs 1
2x more L1 cache, more data can be stored in the L1 cache for quick access later
2x more L2 cache, more data can be stored in the L2 cache for quick access later
2.2x better performance in PassMark - Single thread mark: 599 vs 271
2.6x better performance in PassMark - CPU mark: 539 vs 204

Specifications (specs)
Number of cores	2 vs 1
L1 cache	64 KB (per core) vs 64 KB (per core)
L2 cache	1024 KB (shared) vs 512 KB (per core)
Benchmarks
PassMark - Single thread mark	599 vs 271
PassMark - CPU mark	539 vs 204

Compare benchmarks

CPU 1: Intel Atom D425
CPU 2: Intel Pentium Dual-Core E2140

PassMark - Single thread mark

CPU 1

CPU 2

271

599

PassMark - CPU mark

CPU 1

CPU 2

204

539

Geekbench 4 - Single Core

CPU 1

CPU 2

497

190

Geekbench 4 - Multi-Core

CPU 1

CPU 2

602

321

Name	Intel Atom D425	Intel Pentium Dual-Core E2140
PassMark - Single thread mark	271	599
PassMark - CPU mark	204	539
Geekbench 4 - Single Core	497	190
Geekbench 4 - Multi-Core	602	321

Compare specifications (specs)

	Intel Atom D425	Intel Pentium Dual-Core E2140
Essentials
Architecture codename	Pineview	Conroe
Launch date	June 2010	June 2007
Launch price (MSRP)	$993
Place in performance rating	3141	3131
Price now	$992.98
Processor Number	D425	E2140
Series	Legacy Intel Atom® Processors	Legacy Intel® Pentium® Processor
Status	Discontinued	Discontinued
Value for money (0-100)	0.10
Vertical segment	Desktop	Desktop
Performance
64 bit support
Base frequency	1.80 GHz	1.60 GHz
Bus Speed	2.5 GT/s DMI	800 MHz FSB
Die size	66 mm2	77 mm2
L1 cache	64 KB (per core)	64 KB (per core)
L2 cache	512 KB (per core)	1024 KB (shared)
Manufacturing process technology	45 nm	65 nm
Maximum core temperature	100°C	L2=61.4°C; G0+M0=73.3°C
Maximum frequency	1.8 GHz	1.6 GHz
Number of cores	1	2
Number of threads	2
Transistor count	123 million	105 million
VID voltage range	0.800V-1.175V	0.8500V-1.5V
Memory
Max memory channels	1
Maximum memory bandwidth	6.4 GB/s
Maximum memory size	4 GB
Supported memory types	DDR3 800 (SODIMM only); DDR2 667/800	DDR1, DDR2, DDR3
Graphics
Processor graphics	Integrated
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	22mm x 22mm	37.5mm x 37.5mm
Sockets supported	FCBGA559	LGA775, PLGA775
Thermal Design Power (TDP)	10 Watt	65 Watt
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions	Intel® SSE2, Intel® SSE3, Intel® SSSE3
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
FSB parity
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)