Intel Core 2 Duo T6570 vs AMD Mobile Sempron SI-40

Comparative analysis of Intel Core 2 Duo T6570 and AMD Mobile Sempron SI-40 processors for all known characteristics in the following categories: Essentials, Performance, Compatibility, Security & Reliability, Advanced Technologies. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

Intel Core 2 Duo T6570

AMD Mobile Sempron SI-40

Differences

Reasons to consider the Intel Core 2 Duo T6570

CPU is newer: launch date 5 month(s) later
1 more cores, run more applications at once: 2 vs 1
1 more threads: 2 vs 1
Around 5% higher clock speed: 2.1 GHz vs 2 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 45 nm vs 65 nm
4x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 34% better performance in PassMark - Single thread mark: 843 vs 631
2.6x better performance in PassMark - CPU mark: 758 vs 288

Specifications (specs)
Launch date	1 January 2009 vs 4 July 2008
Number of cores	2 vs 1
Number of threads	2 vs 1
Maximum frequency	2.1 GHz vs 2 GHz
Manufacturing process technology	45 nm vs 65 nm
L2 cache	2048 KB vs 512 KB
Benchmarks
PassMark - Single thread mark	843 vs 631
PassMark - CPU mark	758 vs 288

Reasons to consider the AMD Mobile Sempron SI-40

Around 40% lower typical power consumption: 25 Watt vs 35 Watt

Thermal Design Power (TDP)	25 Watt vs 35 Watt

Compare benchmarks

CPU 1: Intel Core 2 Duo T6570
CPU 2: AMD Mobile Sempron SI-40

PassMark - Single thread mark

CPU 1

CPU 2

843

631

PassMark - CPU mark

CPU 1

CPU 2

758

288

Name	Intel Core 2 Duo T6570	AMD Mobile Sempron SI-40
PassMark - Single thread mark	843	631
PassMark - CPU mark	758	288
Geekbench 4 - Single Core	253
Geekbench 4 - Multi-Core	449

Compare specifications (specs)

	Intel Core 2 Duo T6570	AMD Mobile Sempron SI-40
Essentials
Architecture codename	Penryn	Sable
Launch date	1 January 2009	4 July 2008
Place in performance rating	2900	2804
Price now	$38.50
Series	Intel Core 2 Duo	AMD Mobile Sempron
Value for money (0-100)	9.61
Vertical segment	Laptop	Laptop
Performance
64 bit support
Die size	107 mm
Front-side bus (FSB)	800 MHz	1800 MHz
L2 cache	2048 KB	512 KB
Manufacturing process technology	45 nm	65 nm
Maximum frequency	2.1 GHz	2 GHz
Number of cores	2	1
Number of threads	2	1
Transistor count	410 Million
Maximum core temperature		100 °C
Compatibility
Sockets supported	PGA478	S1g2
Thermal Design Power (TDP)	35 Watt	25 Watt
Security & Reliability
Execute Disable Bit (EDB)
Advanced Technologies
Enhanced Intel SpeedStep® technology