AMD Mobile Sempron SI-42 vs Intel Core 2 Duo T5870

Comparative analysis of AMD Mobile Sempron SI-42 and Intel Core 2 Duo T5870 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.

AMD Mobile Sempron SI-42

Intel Core 2 Duo T5870

Differences

Reasons to consider the AMD Mobile Sempron SI-42

CPU is newer: launch date 11 month(s) later
Around 5% higher clock speed: 2.1 GHz vs 2 GHz
Around 40% lower typical power consumption: 25 Watt vs 35 Watt
3.5x better performance in Geekbench 4 - Single Core: 887 vs 250
Around 93% better performance in Geekbench 4 - Multi-Core: 829 vs 429

Specifications (specs)
Launch date	1 September 2009 vs 1 October 2008
Maximum frequency	2.1 GHz vs 2 GHz
Thermal Design Power (TDP)	25 Watt vs 35 Watt
Benchmarks
Geekbench 4 - Single Core	887 vs 250
Geekbench 4 - Multi-Core	829 vs 429

Reasons to consider the Intel Core 2 Duo T5870

1 more cores, run more applications at once: 2 vs 1
1 more threads: 2 vs 1
4x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 17% better performance in PassMark - Single thread mark: 744 vs 637
2.9x better performance in PassMark - CPU mark: 705 vs 245

Specifications (specs)
Number of cores	2 vs 1
Number of threads	2 vs 1
L2 cache	2048 KB vs 512 KB
Benchmarks
PassMark - Single thread mark	744 vs 637
PassMark - CPU mark	705 vs 245

Compare benchmarks

CPU 1: AMD Mobile Sempron SI-42
CPU 2: Intel Core 2 Duo T5870

PassMark - Single thread mark

CPU 1

CPU 2

637

744

PassMark - CPU mark

CPU 1

CPU 2

245

705

Geekbench 4 - Single Core

CPU 1

CPU 2

887

250

Geekbench 4 - Multi-Core

CPU 1

CPU 2

829

429

Name	AMD Mobile Sempron SI-42	Intel Core 2 Duo T5870
PassMark - Single thread mark	637	744
PassMark - CPU mark	245	705
Geekbench 4 - Single Core	887	250
Geekbench 4 - Multi-Core	829	429

Compare specifications (specs)

	AMD Mobile Sempron SI-42	Intel Core 2 Duo T5870
Essentials
Architecture codename	Sable	Merom
Launch date	1 September 2009	1 October 2008
Place in performance rating	2618	2978
Series	AMD Mobile Sempron	Legacy Intel® Core™ Processors
Vertical segment	Laptop	Mobile
Processor Number		T5870
Status		Discontinued
Performance
64 bit support
Front-side bus (FSB)	1800 MHz	800 MHz
L1 cache	128 KB
L2 cache	512 KB	2048 KB
Manufacturing process technology	65 nm	65 nm
Maximum core temperature	100 °C	100°C
Maximum frequency	2.1 GHz	2 GHz
Number of cores	1	2
Number of threads	1	2
Base frequency		2.00 GHz
Bus Speed		800 MHz FSB
Die size		143 mm2
Transistor count		291 million
VID voltage range		1.075V-1.175V
Compatibility
Sockets supported	S1g2
Thermal Design Power (TDP)	25 Watt	35 Watt
Low Halogen Options Available
Package Size		35mm x 35mm
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
FSB parity
Intel 64
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Virtualization
Intel® Virtualization Technology (VT-x)