AMD Phenom II X2 555 BE vs Intel Core 2 Duo E8400

Comparative analysis of AMD Phenom II X2 555 BE 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 - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s), 3DMark Fire Strike - Physics Score.

AMD Phenom II X2 555 BE

Intel Core 2 Duo E8400

Differences

Reasons to consider the AMD Phenom II X2 555 BE

CPU is newer: launch date 2 year(s) 0 month(s) later
Processor is unlocked, an unlocked multiplier allows for easier overclocking
Around 7% higher clock speed: 3.2 GHz vs 3 GHz
2x more L1 cache, more data can be stored in the L1 cache for quick access later
Around 6% better performance in PassMark - Single thread mark: 1312 vs 1237
Around 8% better performance in PassMark - CPU mark: 1301 vs 1201
Around 3% better performance in Geekbench 4 - Multi-Core: 762 vs 738
6.8x better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 2.25 vs 0.33
Around 31% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.13 vs 0.099

Specifications (specs)
Launch date	January 2010 vs January 2008
Unlocked	Unlocked vs Locked
Maximum frequency	3.2 GHz vs 3 GHz
L1 cache	128 KB (per core) vs 128 KB
Benchmarks
PassMark - Single thread mark	1312 vs 1237
PassMark - CPU mark	1301 vs 1201
Geekbench 4 - Multi-Core	762 vs 738
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	2.25 vs 0.33
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.13 vs 0.099

Reasons to consider the Intel Core 2 Duo E8400

6x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 23% lower typical power consumption: 65 Watt vs 80 Watt
Around 3% better performance in Geekbench 4 - Single Core: 422 vs 411
2.7x better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 26.311 vs 9.709
3.2x better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 0.68 vs 0.213
Around 4% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 2.408 vs 2.308

Specifications (specs)
L2 cache	6144 KB vs 512 KB (per core)
Thermal Design Power (TDP)	65 Watt vs 80 Watt
Benchmarks
Geekbench 4 - Single Core	422 vs 411
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	26.311 vs 9.709
CompuBench 1.5 Desktop - Video Composition (Frames/s)	0.68 vs 0.213
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	2.408 vs 2.308

Compare benchmarks

CPU 1: AMD Phenom II X2 555 BE
CPU 2: Intel Core 2 Duo E8400

PassMark - Single thread mark

CPU 1

CPU 2

1312

1237

PassMark - CPU mark

CPU 1

CPU 2

1301

1201

Geekbench 4 - Single Core

CPU 1

CPU 2

411

422

Geekbench 4 - Multi-Core

CPU 1

CPU 2

762

738

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

CPU 1

CPU 2

2.25

0.33

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

CPU 1

CPU 2

9.709

26.311

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

CPU 1

CPU 2

0.13

0.099

CompuBench 1.5 Desktop - Video Composition (Frames/s)

CPU 1

CPU 2

0.213

0.68

CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)

CPU 1

CPU 2

2.308

2.408

Name	AMD Phenom II X2 555 BE	Intel Core 2 Duo E8400
PassMark - Single thread mark	1312	1237
PassMark - CPU mark	1301	1201
Geekbench 4 - Single Core	411	422
Geekbench 4 - Multi-Core	762	738
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	2.25	0.33
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	9.709	26.311
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.13	0.099
CompuBench 1.5 Desktop - Video Composition (Frames/s)	0.213	0.68
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	2.308	2.408
3DMark Fire Strike - Physics Score		2400

Compare specifications (specs)

	AMD Phenom II X2 555 BE	Intel Core 2 Duo E8400
Essentials
Architecture codename	Callisto	Wolfdale
Launch date	January 2010	January 2008
Place in performance rating	3032	3020
Vertical segment	Desktop	Desktop
Price now		$129.95
Processor Number		E8400
Series		Legacy Intel® Core™ Processors
Status		Discontinued
Value for money (0-100)		4.87
Performance
64 bit support
Die size	258 mm	107 mm2
L1 cache	128 KB (per core)	128 KB
L2 cache	512 KB (per core)	6144 KB
L3 cache	6144 KB (shared)
Manufacturing process technology	45 nm	45 nm
Maximum frequency	3.2 GHz	3 GHz
Number of cores	2	2
Transistor count	758 million	410 million
Unlocked
Base frequency		3.00 GHz
Bus Speed		1333 MHz FSB
Maximum case temperature (TCase)		72 °C
Maximum core temperature		72.4°C
VID voltage range		0.8500V-1.3625V
Memory
Supported memory types	DDR3	DDR1, DDR2, DDR3
Compatibility
Max number of CPUs in a configuration	1	1
Sockets supported	AM3	LGA775
Thermal Design Power (TDP)	80 Watt	65 Watt
Low Halogen Options Available
Package Size		37.5mm x 37.5mm
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)