AMD Phenom II X4 B95 vs Intel Core 2 Duo E8400

Comparative analysis of AMD Phenom II X4 B95 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 X4 B95

Intel Core 2 Duo E8400

Differences

Reasons to consider the AMD Phenom II X4 B95

CPU is newer: launch date 1 year(s) 8 month(s) later
2 more cores, run more applications at once: 4 vs 2
4x more L1 cache, more data can be stored in the L1 cache for quick access later
2x better performance in PassMark - CPU mark: 2411 vs 1206
Around 73% better performance in Geekbench 4 - Multi-Core: 1280 vs 738
9.7x better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 3.2 vs 0.33
Around 69% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.167 vs 0.099
Around 45% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 3.481 vs 2.408

Specifications (specs)
Launch date	October 2009 vs January 2008
Number of cores	4 vs 2
L1 cache	128 KB (per core) vs 128 KB
Benchmarks
PassMark - Single thread mark	1242 vs 1237
PassMark - CPU mark	2411 vs 1206
Geekbench 4 - Multi-Core	1280 vs 738
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	3.2 vs 0.33
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.167 vs 0.099
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	3.481 vs 2.408

Reasons to consider the Intel Core 2 Duo E8400

3x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 46% lower typical power consumption: 65 Watt vs 95 Watt
Around 9% better performance in Geekbench 4 - Single Core: 422 vs 386
3.5x better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 26.311 vs 7.417
2.2x better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 0.68 vs 0.316

Specifications (specs)
L2 cache	6144 KB vs 512 KB (per core)
Thermal Design Power (TDP)	65 Watt vs 95 Watt
Benchmarks
Geekbench 4 - Single Core	422 vs 386
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	26.311 vs 7.417
CompuBench 1.5 Desktop - Video Composition (Frames/s)	0.68 vs 0.316

Compare benchmarks

CPU 1: AMD Phenom II X4 B95
CPU 2: Intel Core 2 Duo E8400

PassMark - Single thread mark

CPU 1

CPU 2

1242

1237

PassMark - CPU mark

CPU 1

CPU 2

2411

1206

Geekbench 4 - Single Core

CPU 1

CPU 2

386

422

Geekbench 4 - Multi-Core

CPU 1

CPU 2

1280

738

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

CPU 1

CPU 2

3.2

0.33

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

CPU 1

CPU 2

7.417

26.311

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

CPU 1

CPU 2

0.167

0.099

CompuBench 1.5 Desktop - Video Composition (Frames/s)

CPU 1

CPU 2

0.316

0.68

CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)

CPU 1

CPU 2

3.481

2.408

Name	AMD Phenom II X4 B95	Intel Core 2 Duo E8400
PassMark - Single thread mark	1242	1237
PassMark - CPU mark	2411	1206
Geekbench 4 - Single Core	386	422
Geekbench 4 - Multi-Core	1280	738
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	3.2	0.33
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	7.417	26.311
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.167	0.099
CompuBench 1.5 Desktop - Video Composition (Frames/s)	0.316	0.68
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	3.481	2.408
3DMark Fire Strike - Physics Score		2400

Compare specifications (specs)

	AMD Phenom II X4 B95	Intel Core 2 Duo E8400
Essentials
Architecture codename	Deneb	Wolfdale
Family	AMD Phenom
Launch date	October 2009	January 2008
Launch price (MSRP)	$80
OPN Tray	HDXB95WFK4DGM
Place in performance rating	2985	2973
Price now	$72.95	$129.95
Series	AMD Business Class - AMD Phenom X4 Quad-Core	Legacy Intel® Core™ Processors
Value for money (0-100)	14.95	4.87
Vertical segment	Desktop	Desktop
Processor Number		E8400
Status		Discontinued
Performance
64 bit support
Base frequency	3 GHz	3.00 GHz
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 GHz	3 GHz
Number of cores	4	2
Transistor count	758 million	410 million
Unlocked
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)	95 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)