Intel Core 2 Duo E6540 vs AMD Athlon 64 X2 4400+ EE

Comparative analysis of Intel Core 2 Duo E6540 and AMD Athlon 64 X2 4400+ EE processors for all known characteristics in the following categories: Essentials, Performance, 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.

Intel Core 2 Duo E6540

AMD Athlon 64 X2 4400+ EE

Differences

Reasons to consider the Intel Core 2 Duo E6540

A newer manufacturing process allows for a more powerful, yet cooler running processor: 65 nm vs 90 nm
Around 27% better performance in PassMark - Single thread mark: 969 vs 764
Around 20% better performance in PassMark - CPU mark: 808 vs 675

Specifications (specs)
Manufacturing process technology	65 nm vs 90 nm
Benchmarks
PassMark - Single thread mark	969 vs 764
PassMark - CPU mark	808 vs 675

Compare benchmarks

CPU 1: Intel Core 2 Duo E6540
CPU 2: AMD Athlon 64 X2 4400+ EE

PassMark - Single thread mark

CPU 1

CPU 2

969

764

PassMark - CPU mark

CPU 1

CPU 2

808

675

Name	Intel Core 2 Duo E6540	AMD Athlon 64 X2 4400+ EE
PassMark - Single thread mark	969	764
PassMark - CPU mark	808	675
Geekbench 4 - Single Core		1044
Geekbench 4 - Multi-Core		1731

Compare specifications (specs)

	Intel Core 2 Duo E6540	AMD Athlon 64 X2 4400+ EE
Essentials
Architecture codename	Conroe	Windsor
Launch date	Q3'07	May 2006
Place in performance rating	2323	2349
Processor Number	E6540
Series	Legacy Intel® Core™ Processors
Status	Discontinued
Vertical segment	Desktop	Desktop
Performance
64 bit support
Base frequency	2.33 GHz
Bus Speed	1333 MHz FSB
Die size	143 mm2	220 mm
Manufacturing process technology	65 nm	90 nm
Maximum core temperature	72°C
Number of cores	2	2
Transistor count	291 million	154 million
VID voltage range	0.8500V-1.5V
L1 cache		256 KB
L2 cache		1024 KB
Maximum frequency		2.2 GHz
Compatibility
Low Halogen Options Available
Package Size	37.5mm x 37.5mm
Sockets supported	PLGA775	AM2
Thermal Design Power (TDP)	65 Watt	65 Watt
Max number of CPUs in a configuration		1
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)