Intel Core 2 Duo E8500 vs Intel Core 2 Duo E4400

Comparative analysis of Intel Core 2 Duo E8500 and Intel Core 2 Duo E4400 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 - Bitcoin Mining (mHash/s).

Intel Core 2 Duo E8500

Intel Core 2 Duo E4400

Differences

Reasons to consider the Intel Core 2 Duo E8500

CPU is newer: launch date 1 year(s) 1 month(s) later
Around 67% higher clock speed: 3.33 GHz vs 2 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 45 nm vs 65 nm
3x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 68% better performance in PassMark - Single thread mark: 1323 vs 788
Around 75% better performance in PassMark - CPU mark: 1290 vs 737
Around 72% better performance in Geekbench 4 - Single Core: 439 vs 255
Around 71% better performance in Geekbench 4 - Multi-Core: 754 vs 440

Specifications (specs)
Launch date	August 2008 vs July 2007
Maximum frequency	3.33 GHz vs 2 GHz
Manufacturing process technology	45 nm vs 65 nm
L2 cache	6144 KB vs 2048 KB
Benchmarks
PassMark - Single thread mark	1323 vs 788
PassMark - CPU mark	1290 vs 737
Geekbench 4 - Single Core	439 vs 255
Geekbench 4 - Multi-Core	754 vs 440

Compare benchmarks

CPU 1: Intel Core 2 Duo E8500
CPU 2: Intel Core 2 Duo E4400

PassMark - Single thread mark

CPU 1

CPU 2

1323

788

PassMark - CPU mark

CPU 1

CPU 2

1290

737

Geekbench 4 - Single Core

CPU 1

CPU 2

439

255

Geekbench 4 - Multi-Core

CPU 1

CPU 2

754

440

Name	Intel Core 2 Duo E8500	Intel Core 2 Duo E4400
PassMark - Single thread mark	1323	788
PassMark - CPU mark	1290	737
Geekbench 4 - Single Core	439	255
Geekbench 4 - Multi-Core	754	440
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	0.344
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	23.046
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.086
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	2.496

Compare specifications (specs)

	Intel Core 2 Duo E8500	Intel Core 2 Duo E4400
Essentials
Architecture codename	Wolfdale	Conroe
Launch date	August 2008	July 2007
Place in performance rating	2947	2936
Price now	$39.99	$49.99
Processor Number	E8500	E4400
Series	Legacy Intel® Core™ Processors	Legacy Intel® Core™ Processors
Status	Discontinued	Discontinued
Value for money (0-100)	16.84	6.81
Vertical segment	Desktop	Desktop
Performance
64 bit support
Base frequency	3.16 GHz	2.00 GHz
Bus Speed	1333 MHz FSB	800 MHz FSB
Die size	107 mm2	111 mm2
L1 cache	64 KB	64 KB
L2 cache	6144 KB	2048 KB
Manufacturing process technology	45 nm	65 nm
Maximum case temperature (TCase)	72 °C
Maximum core temperature	72.4°C	L2=61.4°C, M0=73.3°C
Maximum frequency	3.33 GHz	2 GHz
Number of cores	2	2
Transistor count	410 million	167 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
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)