AMD Mobile Sempron SI-40 vs Intel Atom x7-E3950

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General info

Comparing Atom x7-E3950 and Mobile Sempron SI-40 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking2199not rated
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
Series7x Intel AtomAMD Mobile Sempron
Architecture codenameApollo Lake (2016)Sable (2008−2009)
Release date30 August 2014 (9 years old)4 July 2008 (15 years old)
Launch price (MSRP)$57no data
Current price$377 (6.6x MSRP)$7.54

Technical specs

Atom x7-E3950 and Mobile Sempron SI-40 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores4 (Quad-Core)1 (Single-Core)
Threads41
Base clock speed1.6 GHzno data
Boost clock speed2 GHz2 GHz
Bus supportno data1800 MHz
L1 cache56K (per core)no data
L2 cache2 MB (shared)512 KB
L3 cache0 KBno data
Chip lithography14 nm65 nm
Maximum core temperature110 °C100 °C
Maximum case temperature (TCase)103 °Cno data
64 bit support++
Windows 11 compatibility--
Unlocked multiplierNoNo

Compatibility

Information on Atom x7-E3950 and Mobile Sempron SI-40 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration1 (Uniprocessor)no data
SocketIntel BGA 1296S1g2
Power consumption (TDP)12 Watt25 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom x7-E3950 and Mobile Sempron SI-40. You'll probably need this information if you require some particular technology.

Instruction set extensionsno data65 nm, 1.075 - 1.125V
AES-NI+no data
Enhanced SpeedStep (EIST)+no data

Security technologies

Atom x7-E3950 and Mobile Sempron SI-40 technologies aimed at improving security, for example, by protecting against hacks.

TXT+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Atom x7-E3950 and Mobile Sempron SI-40 are enumerated here.

VT-d+no data
VT-x+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom x7-E3950 and Mobile Sempron SI-40. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3, DDR4no data
Maximum memory size8 GBno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel HD Graphics 505no data

Peripherals

Specifications and connection of peripherals supported by Atom x7-E3950 and Mobile Sempron SI-40.

PCIe version2.0no data
PCI Express lanes4no data

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.


3DMark06 CPU

3DMark06 is a discontinued DirectX 9 benchmark suite from Futuremark. Its CPU part contains two scenarios, one dedicated to artificial intelligence pathfinding, another to game physics using PhysX package.

Benchmark coverage: 19%

Atom x7-E3950 2152
+179%
Mobile Sempron SI-40 772

Atom x7-E3950 outperforms Mobile Sempron SI-40 by 179% in 3DMark06 CPU.

Advantages and disadvantages


Recency 30 August 2014 4 July 2008
Physical cores 4 1
Threads 4 1
Chip lithography 14 nm 65 nm
Power consumption (TDP) 12 Watt 25 Watt

We couldn't decide between Atom x7-E3950 and Mobile Sempron SI-40. We've got no test results to judge.


Should you still have questions on choice between Atom x7-E3950 and Mobile Sempron SI-40, ask them in Comments section, and we shall answer.

User ratings

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Intel Atom x7-E3950
Atom x7-E3950
AMD Mobile Sempron SI-40
Mobile Sempron SI-40

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Questions and comments

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