AMD Athlon II X4 645 vs Intel Core 2 Duo E4700

Comparative analysis of AMD Athlon II X4 645 and Intel Core 2 Duo E4700 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).

AMD Athlon II X4 645

Intel Core 2 Duo E4700

Differences

Reasons to consider the AMD Athlon II X4 645

CPU is newer: launch date 2 year(s) 6 month(s) later
2 more cores, run more applications at once: 4 vs 2
Around 19% higher clock speed: 3.1 GHz vs 2.6 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 27% better performance in PassMark - Single thread mark: 1256 vs 990
2.6x better performance in PassMark - CPU mark: 2348 vs 908
Around 21% better performance in Geekbench 4 - Single Core: 375 vs 311
2.4x better performance in Geekbench 4 - Multi-Core: 1215 vs 512

Specifications (specs)
Launch date	September 2010 vs March 2008
Number of cores	4 vs 2
Maximum frequency	3.1 GHz vs 2.6 GHz
Manufacturing process technology	45 nm vs 65 nm
L1 cache	128 KB (per core) vs 64 KB
Benchmarks
PassMark - Single thread mark	1256 vs 990
PassMark - CPU mark	2348 vs 908
Geekbench 4 - Single Core	375 vs 311
Geekbench 4 - Multi-Core	1215 vs 512

Reasons to consider the Intel Core 2 Duo E4700

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 Athlon II X4 645
CPU 2: Intel Core 2 Duo E4700

PassMark - Single thread mark

CPU 1

CPU 2

1256

990

PassMark - CPU mark

CPU 1

CPU 2

2348

908

Geekbench 4 - Single Core

CPU 1

CPU 2

375

311

Geekbench 4 - Multi-Core

CPU 1

CPU 2

1215

512

Name	AMD Athlon II X4 645	Intel Core 2 Duo E4700
PassMark - Single thread mark	1256	990
PassMark - CPU mark	2348	908
Geekbench 4 - Single Core	375	311
Geekbench 4 - Multi-Core	1215	512
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	2.103
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	9.496

Compare specifications (specs)

	AMD Athlon II X4 645	Intel Core 2 Duo E4700
Essentials
Architecture codename	Propus	Conroe
Launch date	September 2010	March 2008
Launch price (MSRP)	$80
Place in performance rating	2780	2756
Price now	$49.99	$26.99
Value for money (0-100)	20.48	16.19
Vertical segment	Desktop	Desktop
Processor Number		E4700
Series		Legacy Intel® Core™ Processors
Status		Discontinued
Performance
64 bit support
Die size	169 mm	111 mm2
L1 cache	128 KB (per core)	64 KB
L2 cache	512 KB (per core)	2048 KB
Manufacturing process technology	45 nm	65 nm
Maximum frequency	3.1 GHz	2.6 GHz
Number of cores	4	2
Transistor count	300 million	167 million
Base frequency		2.60 GHz
Bus Speed		800 MHz FSB
Maximum core temperature		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	PLGA775
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)