Intel Core 2 Quad Q8400 vs AMD Sempron 3000+

Comparative analysis of Intel Core 2 Quad Q8400 and AMD Sempron 3000+ 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 - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s), CompuBench 1.5 Desktop - T-Rex (Frames/s).

Intel Core 2 Quad Q8400

AMD Sempron 3000+

Differences

Reasons to consider the Intel Core 2 Quad Q8400

CPU is newer: launch date 2 year(s) 11 month(s) later
3 more cores, run more applications at once: 4 vs 1
Around 67% higher clock speed: 2.67 GHz vs 1.6 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 45 nm vs 90 nm
2x more L1 cache, more data can be stored in the L1 cache for quick access later
16x more L2 cache, more data can be stored in the L2 cache for quick access later
2.2x better performance in PassMark - Single thread mark: 1142 vs 511
7x better performance in PassMark - CPU mark: 2067 vs 295

Specifications (specs)
Launch date	April 2009 vs May 2006
Number of cores	4 vs 1
Maximum frequency	2.67 GHz vs 1.6 GHz
Manufacturing process technology	45 nm vs 90 nm
L1 cache	256 KB vs 128 KB
L2 cache	4096 KB vs 256 KB
Benchmarks
PassMark - Single thread mark	1142 vs 511
PassMark - CPU mark	2067 vs 295

Reasons to consider the AMD Sempron 3000+

Around 53% lower typical power consumption: 62 Watt vs 95 Watt

Thermal Design Power (TDP)	62 Watt vs 95 Watt

Compare benchmarks

CPU 1: Intel Core 2 Quad Q8400
CPU 2: AMD Sempron 3000+

PassMark - Single thread mark

CPU 1

CPU 2

1142

511

PassMark - CPU mark

CPU 1

CPU 2

2067

295

Name	Intel Core 2 Quad Q8400	AMD Sempron 3000+
PassMark - Single thread mark	1142	511
PassMark - CPU mark	2067	295
Geekbench 4 - Single Core	362
Geekbench 4 - Multi-Core	1139
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	0.609
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	20.494
CompuBench 1.5 Desktop - Video Composition (Frames/s)	1.4
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	4.93
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.171

Compare specifications (specs)

	Intel Core 2 Quad Q8400	AMD Sempron 3000+
Essentials
Architecture codename	Yorkfield	Manila
Launch date	April 2009	May 2006
Place in performance rating	3008	2993
Price now	$99.50	$49.95
Processor Number	Q8400
Series	Legacy Intel® Core™ Processors
Status	Discontinued
Value for money (0-100)	9.38	2.41
Vertical segment	Desktop	Desktop
Launch price (MSRP)		$50
Performance
64 bit support
Base frequency	2.66 GHz
Bus Speed	1333 MHz FSB
Die size	164 mm2	103 mm
L1 cache	256 KB	128 KB
L2 cache	4096 KB	256 KB
Manufacturing process technology	45 nm	90 nm
Maximum case temperature (TCase)	71 °C
Maximum core temperature	71.4°C
Maximum frequency	2.67 GHz	1.6 GHz
Number of cores	4	1
Transistor count	456 million	81 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)	95 Watt	62 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)