Intel Core 2 Duo E8400 vs AMD Athlon 64 LE-1640

Comparative analysis of Intel Core 2 Duo E8400 and AMD Athlon 64 LE-1640 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, 3DMark Fire Strike - Physics Score, 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).

Intel Core 2 Duo E8400

AMD Athlon 64 LE-1640

Differences

Reasons to consider the Intel Core 2 Duo E8400

CPU is newer: launch date 3 month(s) later
1 more cores, run more applications at once: 2 vs 1
Around 15% higher clock speed: 3 GHz vs 2.6 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 45 nm vs 90 nm
6x more L2 cache, more data can be stored in the L2 cache for quick access later
2.5x better performance in PassMark - Single thread mark: 1237 vs 489
2.8x better performance in PassMark - CPU mark: 1201 vs 430

Specifications (specs)
Launch date	January 2008 vs October 2007
Number of cores	2 vs 1
Maximum frequency	3 GHz vs 2.6 GHz
Manufacturing process technology	45 nm vs 90 nm
L2 cache	6144 KB vs 1024 KB
Benchmarks
PassMark - Single thread mark	1237 vs 489
PassMark - CPU mark	1201 vs 430

Reasons to consider the AMD Athlon 64 LE-1640

Around 44% lower typical power consumption: 45 Watt vs 65 Watt

Thermal Design Power (TDP)	45 Watt vs 65 Watt

Compare benchmarks

CPU 1: Intel Core 2 Duo E8400
CPU 2: AMD Athlon 64 LE-1640

PassMark - Single thread mark

CPU 1

CPU 2

1237

489

PassMark - CPU mark

CPU 1

CPU 2

1201

430

Name	Intel Core 2 Duo E8400	AMD Athlon 64 LE-1640
PassMark - Single thread mark	1237	489
PassMark - CPU mark	1201	430
Geekbench 4 - Single Core	422
Geekbench 4 - Multi-Core	738
3DMark Fire Strike - Physics Score	2400
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	0.33
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	26.311
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.099
CompuBench 1.5 Desktop - Video Composition (Frames/s)	0.68
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	2.408

Compare specifications (specs)

	Intel Core 2 Duo E8400	AMD Athlon 64 LE-1640
Essentials
Architecture codename	Wolfdale	Windsor
Launch date	January 2008	October 2007
Place in performance rating	3020	3021
Price now	$129.95
Processor Number	E8400
Series	Legacy Intel® Core™ Processors
Status	Discontinued
Value for money (0-100)	4.87
Vertical segment	Desktop	Desktop
Performance
64 bit support
Base frequency	3.00 GHz
Bus Speed	1333 MHz FSB
Die size	107 mm2	230 mm
L1 cache	128 KB	128 KB
L2 cache	6144 KB	1024 KB
Manufacturing process technology	45 nm	90 nm
Maximum case temperature (TCase)	72 °C
Maximum core temperature	72.4°C
Maximum frequency	3 GHz	2.6 GHz
Number of cores	2	1
Transistor count	410 million	227 million
VID voltage range	0.8500V-1.3625V
Memory
Supported memory types	DDR1, DDR2, DDR3
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	37.5mm x 37.5mm
Sockets supported	LGA775	AM2
Thermal Design Power (TDP)	65 Watt	45 Watt
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)