Intel Atom C2558 vs AMD Mobile Sempron SI-40

Comparative analysis of Intel Atom C2558 and AMD Mobile Sempron SI-40 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark.

Intel Atom C2558

AMD Mobile Sempron SI-40

Differences

Reasons to consider the Intel Atom C2558

3 more cores, run more applications at once: 4 vs 1
3 more threads: 4 vs 1
A newer manufacturing process allows for a more powerful, yet cooler running processor: 22 nm vs 65 nm
Around 67% lower typical power consumption: 15 Watt vs 25 Watt
4.9x better performance in PassMark - CPU mark: 1424 vs 288

Specifications (specs)
Number of cores	4 vs 1
Number of threads	4 vs 1
Manufacturing process technology	22 nm vs 65 nm
Thermal Design Power (TDP)	15 Watt vs 25 Watt
Benchmarks
PassMark - CPU mark	1424 vs 288

Reasons to consider the AMD Mobile Sempron SI-40

Around 23% better performance in PassMark - Single thread mark: 631 vs 512

Benchmarks
PassMark - Single thread mark	631 vs 512

Compare benchmarks

CPU 1: Intel Atom C2558
CPU 2: AMD Mobile Sempron SI-40

PassMark - Single thread mark

CPU 1

CPU 2

512

631

PassMark - CPU mark

CPU 1

CPU 2

1424

288

Name	Intel Atom C2558	AMD Mobile Sempron SI-40
PassMark - Single thread mark	512	631
PassMark - CPU mark	1424	288

Compare specifications (specs)

	Intel Atom C2558	AMD Mobile Sempron SI-40
Essentials
Architecture codename	Rangeley	Sable
Launch date	Q3'13	4 July 2008
Place in performance rating	2916	2804
Processor Number	C2558
Series	Intel® Atom™ Processor C Series	AMD Mobile Sempron
Status	Launched
Vertical segment	Embedded	Laptop
Performance
64 bit support
Base frequency	2.40 GHz
Manufacturing process technology	22 nm	65 nm
Number of cores	4	1
Number of threads	4	1
Front-side bus (FSB)		1800 MHz
L2 cache		512 KB
Maximum core temperature		100 °C
Maximum frequency		2 GHz
Memory
Max memory channels	2
Maximum memory size	64 GB
Supported memory types	DDR3/DDR3L 1600
Compatibility
Low Halogen Options Available
Package Size	34 mm x 28 mm
Sockets supported	FCBGA1283	S1g2
Thermal Design Power (TDP)	15 Watt	25 Watt
Peripherals
Integrated LAN
Max number of PCIe lanes	16
Max number of SATA 6 Gb/s Ports	2
Number of USB ports	4
PCI Express revision	2
PCIe configurations	x1,x2,x4,x8,x16
Total number of SATA ports	6
UART
USB revision	2
Security & Reliability
Execute Disable Bit (EDB)
Advanced Technologies
Integrated Intel® QuickAssist Technology
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Physical Address Extensions (PAE)	36-bit
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® VT-x with Extended Page Tables (EPT)