AMD Phenom II X4 925 vs Intel Core 2 Duo E4400

Comparative analysis of AMD Phenom II X4 925 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).

AMD Phenom II X4 925

Intel Core 2 Duo E4400

Differences

Reasons to consider the AMD Phenom II X4 925

CPU is newer: launch date 1 year(s) 10 month(s) later
2 more cores, run more applications at once: 4 vs 2
Around 40% higher clock speed: 2.8 GHz vs 2 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 45 nm vs 65 nm
8x more L1 cache, more data can be stored in the L1 cache for quick access later
Around 48% better performance in PassMark - Single thread mark: 1151 vs 779
3.2x better performance in PassMark - CPU mark: 2271 vs 701
Around 40% better performance in Geekbench 4 - Single Core: 357 vs 255
2.6x better performance in Geekbench 4 - Multi-Core: 1147 vs 440

Specifications (specs)
Launch date	May 2009 vs July 2007
Number of cores	4 vs 2
Maximum frequency	2.8 GHz vs 2 GHz
Manufacturing process technology	45 nm vs 65 nm
L1 cache	128 KB (per core) vs 64 KB
Benchmarks
PassMark - Single thread mark	1151 vs 779
PassMark - CPU mark	2271 vs 701
Geekbench 4 - Single Core	357 vs 255
Geekbench 4 - Multi-Core	1147 vs 440

Reasons to consider the Intel Core 2 Duo E4400

Around 46% lower typical power consumption: 65 Watt vs 95 Watt

Thermal Design Power (TDP)	65 Watt vs 95 Watt

Compare benchmarks

CPU 1: AMD Phenom II X4 925
CPU 2: Intel Core 2 Duo E4400

PassMark - Single thread mark

CPU 1

CPU 2

1151

779

PassMark - CPU mark

CPU 1

CPU 2

2271

701

Geekbench 4 - Single Core

CPU 1

CPU 2

357

255

Geekbench 4 - Multi-Core

CPU 1

CPU 2

1147

440

Name	AMD Phenom II X4 925	Intel Core 2 Duo E4400
PassMark - Single thread mark	1151	779
PassMark - CPU mark	2271	701
Geekbench 4 - Single Core	357	255
Geekbench 4 - Multi-Core	1147	440
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	1.088
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	10.457
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.197
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	3.231

Compare specifications (specs)

	AMD Phenom II X4 925	Intel Core 2 Duo E4400
Essentials
Architecture codename	Deneb	Conroe
Launch date	May 2009	July 2007
Launch price (MSRP)	$160
Place in performance rating	2967	2939
Price now	$43.99	$49.99
Value for money (0-100)	22.90	6.81
Vertical segment	Desktop	Desktop
Processor Number		E4400
Series		Legacy Intel® Core™ Processors
Status		Discontinued
Performance
64 bit support
Die size	258 mm	111 mm2
L1 cache	128 KB (per core)	64 KB
L2 cache	512 KB (per core)	2048 KB
L3 cache	6144 KB (shared)
Manufacturing process technology	45 nm	65 nm
Maximum frequency	2.8 GHz	2 GHz
Number of cores	4	2
Transistor count	758 million	167 million
Base frequency		2.00 GHz
Bus Speed		800 MHz FSB
Maximum core temperature		L2=61.4°C, M0=73.3°C
VID voltage range		0.8500V-1.5V
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)