Mobile Sempron SI-42 vs Atom x7-E3950

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Aggregate performance score

Atom x7-E3950
2014
4 cores / 4 threads, 12 Watt
1.17
+457%
Mobile Sempron SI-42
2009
1 core / 1 thread, 25 Watt
0.21

Atom x7-E3950 outperforms Mobile Sempron SI-42 by a whopping 457% based on our aggregate benchmark results.

Primary details

Comparing Atom x7-E3950 and Mobile Sempron SI-42 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking23723219
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
Series7x Intel AtomAMD Mobile Sempron
Power efficiency9.230.79
Architecture codenameApollo Lake (2014−2016)Sable (2008−2009)
Release date30 August 2014 (10 years ago)1 September 2009 (15 years ago)
Launch price (MSRP)$57no data

Detailed specifications

Atom x7-E3950 and Mobile Sempron SI-42 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 GHz2.1 GHz
Bus rateno data1800 MHz
L1 cache56K (per core)128 KB
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--

Compatibility

Information on Atom x7-E3950 and Mobile Sempron SI-42 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-42. You'll probably need this information if you require some particular technology.

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

Security technologies

Atom x7-E3950 and Mobile Sempron SI-42 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-42 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-42. 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 505 (500 - 650 MHz)no data

Peripherals

Specifications and connection of peripherals supported by Atom x7-E3950 and Mobile Sempron SI-42.

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.


Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

Atom x7-E3950 1.17
+457%
Mobile Sempron SI-42 0.21

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.

Atom x7-E3950 2152
+173%
Mobile Sempron SI-42 787

wPrime 32

wPrime 32M is a math multi-thread processor test, which calculates square roots of first 32 million integer numbers. Its result is measured in seconds, so that the less is benchmark result, the faster the processor.

Atom x7-E3950 30.26
+151%
Mobile Sempron SI-42 76

Gaming performance

Pros & cons summary


Performance score 1.17 0.21
Recency 30 August 2014 1 September 2009
Physical cores 4 1
Threads 4 1
Chip lithography 14 nm 65 nm
Power consumption (TDP) 12 Watt 25 Watt

Atom x7-E3950 has a 457.1% higher aggregate performance score, an age advantage of 4 years, 300% more physical cores and 300% more threads, a 364.3% more advanced lithography process, and 108.3% lower power consumption.

The Atom x7-E3950 is our recommended choice as it beats the Mobile Sempron SI-42 in performance tests.


Should you still have questions on choice between Atom x7-E3950 and Mobile Sempron SI-42, ask them in Comments section, and we shall answer.

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Intel Atom x7-E3950
Atom x7-E3950
AMD Mobile Sempron SI-42
Mobile Sempron SI-42

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Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


2.6 48 votes

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3.1 14 votes

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Questions & comments

Here you can ask a question about Atom x7-E3950 or Mobile Sempron SI-42, agree or disagree with our judgements, or report an error or mismatch.