Intel Celeron E3400 vs Intel Celeron 420

Comparative analysis of Intel Celeron E3400 and Intel Celeron 420 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 E3400

Intel Celeron 420

Differences

Reasons to consider the Intel Celeron E3400

CPU is newer: launch date 2 year(s) 7 month(s) later
1 more cores, run more applications at once: 2 vs 1
Around 63% higher clock speed: 2.6 GHz vs 1.6 GHz
Around 23% higher maximum core temperature: 74.1°C vs 60.4°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 45 nm vs 65 nm
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
2.1x better performance in PassMark - Single thread mark: 1004 vs 471
3.7x better performance in PassMark - CPU mark: 860 vs 235

Specifications (specs)
Launch date	January 2010 vs June 2007
Number of cores	2 vs 1
Maximum frequency	2.6 GHz vs 1.6 GHz
Maximum core temperature	74.1°C vs 60.4°C
Manufacturing process technology	45 nm vs 65 nm
L1 cache	64 KB (per core) vs 64 KB
L2 cache	1024 KB (shared) vs 512 KB
Benchmarks
PassMark - Single thread mark	1004 vs 471
PassMark - CPU mark	860 vs 235

Reasons to consider the Intel Celeron 420

Around 86% lower typical power consumption: 35 Watt vs 65 Watt
2.9x better performance in Geekbench 4 - Single Core: 883 vs 301
Around 64% better performance in Geekbench 4 - Multi-Core: 834 vs 510

Specifications (specs)
Thermal Design Power (TDP)	35 Watt vs 65 Watt
Benchmarks
Geekbench 4 - Single Core	883 vs 301
Geekbench 4 - Multi-Core	834 vs 510

Compare benchmarks

CPU 1: Intel Celeron E3400
CPU 2: Intel Celeron 420

PassMark - Single thread mark

CPU 1

CPU 2

1004

471

PassMark - CPU mark

CPU 1

CPU 2

860

235

Geekbench 4 - Single Core

CPU 1

CPU 2

301

883

Geekbench 4 - Multi-Core

CPU 1

CPU 2

510

834

Name	Intel Celeron E3400	Intel Celeron 420
PassMark - Single thread mark	1004	471
PassMark - CPU mark	860	235
Geekbench 4 - Single Core	301	883
Geekbench 4 - Multi-Core	510	834

Compare specifications (specs)

	Intel Celeron E3400	Intel Celeron 420
Essentials
Architecture codename	Wolfdale	Conroe
Launch date	January 2010	June 2007
Launch price (MSRP)	$76	$23
Place in performance rating	2738	2728
Price now	$75.47	$39.99
Processor Number	E3400	420
Series	Legacy Intel® Celeron® Processor	Legacy Intel® Celeron® Processor
Status	Discontinued	Discontinued
Value for money (0-100)	5.63	3.31
Vertical segment	Desktop	Desktop
Performance
64 bit support
Base frequency	2.60 GHz	1.60 GHz
Bus Speed	800 MHz FSB	800 MHz FSB
Die size	82 mm	77 mm2
L1 cache	64 KB (per core)	64 KB
L2 cache	1024 KB (shared)	512 KB
Manufacturing process technology	45 nm	65 nm
Maximum core temperature	74.1°C	60.4°C
Maximum frequency	2.6 GHz	1.6 GHz
Number of cores	2	1
Transistor count	228 million	105 million
VID voltage range	0.8500V-1.3625V	1.0000V-1.3375V
Maximum case temperature (TCase)		60 °C
Memory
Supported memory types	DDR1, DDR2, DDR3	DDR1, DDR2, DDR3
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Sockets supported	LGA775	LGA775
Thermal Design Power (TDP)	65 Watt	35 Watt
Package Size		37.5mm x 37.5mm
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Thermal Monitoring
FSB parity
Intel® Demand Based Switching
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)