Intel Core 2 Duo E7400 vs Intel Celeron E1400

Comparative analysis of Intel Core 2 Duo E7400 and Intel Celeron E1400 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, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s).

Intel Core 2 Duo E7400

Intel Celeron E1400

Differences

Reasons to consider the Intel Core 2 Duo E7400

CPU is newer: launch date 5 month(s) later
Around 40% higher clock speed: 2.8 GHz vs 2 GHz
Around 1% higher maximum core temperature: 74.1°C vs 73.3°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 45 nm vs 65 nm
6x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 46% better performance in PassMark - Single thread mark: 1106 vs 758
Around 42% better performance in PassMark - CPU mark: 1041 vs 735
Around 76% better performance in Geekbench 4 - Single Core: 377 vs 214
Around 66% better performance in Geekbench 4 - Multi-Core: 646 vs 389

Specifications (specs)
Launch date	October 2008 vs April 2008
Maximum frequency	2.8 GHz vs 2 GHz
Maximum core temperature	74.1°C vs 73.3°C
Manufacturing process technology	45 nm vs 65 nm
L2 cache	3072 KB vs 512 KB (shared)
Benchmarks
PassMark - Single thread mark	1106 vs 758
PassMark - CPU mark	1041 vs 735
Geekbench 4 - Single Core	377 vs 214
Geekbench 4 - Multi-Core	646 vs 389

Reasons to consider the Intel Celeron E1400

2x more L1 cache, more data can be stored in the L1 cache for quick access later

L1 cache	64 KB (per core) vs 64 KB

Compare benchmarks

CPU 1: Intel Core 2 Duo E7400
CPU 2: Intel Celeron E1400

PassMark - Single thread mark

CPU 1

CPU 2

1106

758

PassMark - CPU mark

CPU 1

CPU 2

1041

735

Geekbench 4 - Single Core

CPU 1

CPU 2

377

214

Geekbench 4 - Multi-Core

CPU 1

CPU 2

646

389

Name	Intel Core 2 Duo E7400	Intel Celeron E1400
PassMark - Single thread mark	1106	758
PassMark - CPU mark	1041	735
Geekbench 4 - Single Core	377	214
Geekbench 4 - Multi-Core	646	389
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	0.307
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	19.088
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.081
CompuBench 1.5 Desktop - Video Composition (Frames/s)	0.639
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	2.262

Compare specifications (specs)

	Intel Core 2 Duo E7400	Intel Celeron E1400
Essentials
Architecture codename	Wolfdale	Conroe
Launch date	October 2008	April 2008
Place in performance rating	3128	3000
Price now	$28.99	$89.95
Processor Number	E7400	E1400
Series	Legacy Intel® Core™ Processors	Legacy Intel® Celeron® Processor
Status	Discontinued	Discontinued
Value for money (0-100)	18.04	3.43
Vertical segment	Desktop	Desktop
Launch price (MSRP)		$57
Performance
64 bit support
Base frequency	2.80 GHz	2.00 GHz
Bus Speed	1066 MHz FSB	800 MHz FSB
Die size	82 mm2	77 mm2
L1 cache	64 KB	64 KB (per core)
L2 cache	3072 KB	512 KB (shared)
Manufacturing process technology	45 nm	65 nm
Maximum case temperature (TCase)	74 °C
Maximum core temperature	74.1°C	73.3°C
Maximum frequency	2.8 GHz	2 GHz
Number of cores	2	2
Transistor count	228 million	105 million
VID voltage range	0.8500V-1.3625V	0.8500V-1.5V
Memory
Supported memory types	DDR1, DDR2, DDR3	DDR1, DDR2, DDR3
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	37.5mm x 37.5mm	37.5mm x 37.5mm
Sockets supported	LGA775	LGA775
Thermal Design Power (TDP)	65 Watt	65 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
Intel® Optane™ Memory Supported
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)