Intel Core 2 Duo E6700 vs Intel Core 2 Duo E7400

Comparative analysis of Intel Core 2 Duo E6700 and Intel Core 2 Duo E7400 processors for all known characteristics in the following categories: Essentials, Performance, Compatibility, Security & Reliability, Advanced Technologies, Virtualization, Memory. 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 E6700

Intel Core 2 Duo E7400

Differences

Reasons to consider the Intel Core 2 Duo E7400

Around 23% higher maximum core temperature: 74.1°C vs 60.1°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 45 nm vs 65 nm
Around 8% better performance in PassMark - Single thread mark: 1106 vs 1023
Around 5% better performance in PassMark - CPU mark: 1041 vs 990
Around 19% better performance in Geekbench 4 - Single Core: 377 vs 317
Around 15% better performance in Geekbench 4 - Multi-Core: 646 vs 564

Specifications (specs)
Maximum core temperature	74.1°C vs 60.1°C
Manufacturing process technology	45 nm vs 65 nm
Benchmarks
PassMark - Single thread mark	1106 vs 1023
PassMark - CPU mark	1041 vs 990
Geekbench 4 - Single Core	377 vs 317
Geekbench 4 - Multi-Core	646 vs 564

Compare benchmarks

CPU 1: Intel Core 2 Duo E6700
CPU 2: Intel Core 2 Duo E7400

PassMark - Single thread mark

CPU 1

CPU 2

1023

1106

PassMark - CPU mark

CPU 1

CPU 2

990

1041

Geekbench 4 - Single Core

CPU 1

CPU 2

317

377

Geekbench 4 - Multi-Core

CPU 1

CPU 2

564

646

Name	Intel Core 2 Duo E6700	Intel Core 2 Duo E7400
PassMark - Single thread mark	1023	1106
PassMark - CPU mark	990	1041
Geekbench 4 - Single Core	317	377
Geekbench 4 - Multi-Core	564	646
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 E6700	Intel Core 2 Duo E7400
Essentials
Architecture codename	Conroe	Wolfdale
Launch date	Q3'06	October 2008
Place in performance rating	2712	3128
Processor Number	E6700	E7400
Series	Legacy Intel® Core™ Processors	Legacy Intel® Core™ Processors
Status	Discontinued	Discontinued
Vertical segment	Desktop	Desktop
Price now		$28.99
Value for money (0-100)		18.04
Performance
64 bit support
Base frequency	2.66 GHz	2.80 GHz
Bus Speed	1066 MHz FSB	1066 MHz FSB
Die size	143 mm2	82 mm2
Manufacturing process technology	65 nm	45 nm
Maximum core temperature	60.1°C	74.1°C
Number of cores	2	2
Transistor count	291 million	228 million
VID voltage range	0.8500V-1.5V	0.8500V-1.3625V
L1 cache		64 KB
L2 cache		3072 KB
Maximum case temperature (TCase)		74 °C
Maximum frequency		2.8 GHz
Compatibility
Low Halogen Options Available
Package Size	37.5mm x 37.5mm	37.5mm x 37.5mm
Scenario Design Power (SDP)	0 W
Sockets supported	PLGA775	LGA775
Thermal Design Power (TDP)	65 Watt	65 Watt
Max number of CPUs in a configuration		1
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
Virtualization
Intel® Virtualization Technology (VT-x)
Memory
Supported memory types		DDR1, DDR2, DDR3