Intel Core 2 Duo E8500 vs Intel Core 2 Duo E8400

Comparative analysis of Intel Core 2 Duo E8500 and Intel Core 2 Duo E8400 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), 3DMark Fire Strike - Physics Score, CompuBench 1.5 Desktop - Video Composition (Frames/s).

Intel Core 2 Duo E8500

Intel Core 2 Duo E8400

Differences

Reasons to consider the Intel Core 2 Duo E8500

CPU is newer: launch date 7 month(s) later
Around 11% higher clock speed: 3.33 GHz vs 3 GHz
Around 7% better performance in PassMark - Single thread mark: 1323 vs 1234
Around 7% better performance in PassMark - CPU mark: 1290 vs 1210
Around 4% better performance in Geekbench 4 - Single Core: 439 vs 422
Around 2% better performance in Geekbench 4 - Multi-Core: 754 vs 738
Around 4% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 0.344 vs 0.33
Around 4% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 2.496 vs 2.408

Specifications (specs)
Launch date	August 2008 vs January 2008
Maximum frequency	3.33 GHz vs 3 GHz
Benchmarks
PassMark - Single thread mark	1323 vs 1234
PassMark - CPU mark	1290 vs 1210
Geekbench 4 - Single Core	439 vs 422
Geekbench 4 - Multi-Core	754 vs 738
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	0.344 vs 0.33
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	2.496 vs 2.408

Reasons to consider the Intel Core 2 Duo E8400

2x more L1 cache, more data can be stored in the L1 cache for quick access later
Around 14% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 26.311 vs 23.046
Around 15% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.099 vs 0.086

Specifications (specs)
L1 cache	128 KB vs 64 KB
Benchmarks
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	26.311 vs 23.046
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.099 vs 0.086

Compare benchmarks

CPU 1: Intel Core 2 Duo E8500
CPU 2: Intel Core 2 Duo E8400

PassMark - Single thread mark

CPU 1

CPU 2

1323

1234

PassMark - CPU mark

CPU 1

CPU 2

1290

1210

Geekbench 4 - Single Core

CPU 1

CPU 2

439

422

Geekbench 4 - Multi-Core

CPU 1

CPU 2

754

738

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

CPU 1

CPU 2

0.344

0.33

CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)

CPU 1

CPU 2

23.046

26.311

CompuBench 1.5 Desktop - T-Rex (Frames/s)

CPU 1

CPU 2

0.086

0.099

CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)

CPU 1

CPU 2

2.496

2.408

Name	Intel Core 2 Duo E8500	Intel Core 2 Duo E8400
PassMark - Single thread mark	1323	1234
PassMark - CPU mark	1290	1210
Geekbench 4 - Single Core	439	422
Geekbench 4 - Multi-Core	754	738
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	0.344	0.33
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	23.046	26.311
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.086	0.099
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	2.496	2.408
3DMark Fire Strike - Physics Score		2400
CompuBench 1.5 Desktop - Video Composition (Frames/s)		0.68

Compare specifications (specs)

	Intel Core 2 Duo E8500	Intel Core 2 Duo E8400
Essentials
Architecture codename	Wolfdale	Wolfdale
Launch date	August 2008	January 2008
Place in performance rating	2947	2981
Price now	$39.99	$129.95
Processor Number	E8500	E8400
Series	Legacy Intel® Core™ Processors	Legacy Intel® Core™ Processors
Status	Discontinued	Discontinued
Value for money (0-100)	16.84	4.87
Vertical segment	Desktop	Desktop
Performance
64 bit support
Base frequency	3.16 GHz	3.00 GHz
Bus Speed	1333 MHz FSB	1333 MHz FSB
Die size	107 mm2	107 mm2
L1 cache	64 KB	128 KB
L2 cache	6144 KB	6144 KB
Manufacturing process technology	45 nm	45 nm
Maximum case temperature (TCase)	72 °C	72 °C
Maximum core temperature	72.4°C	72.4°C
Maximum frequency	3.33 GHz	3 GHz
Number of cores	2	2
Transistor count	410 million	410 million
VID voltage range	0.8500V-1.3625V	0.8500V-1.3625V
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)