Gary Sims(678 posts)

Gary has been a tech writer for over a decade and specializes in open source systems. He has a Bachelor's degree in Business Information Systems.He has many years of experience in system design and development as well as system administration, system security and networking protocols. He also knows several programming languages, as he was previously a software engineer for 10 years.




All posts by Gary Sims
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64-bit Raspberry Pi 3 launched and available

by: Gary SimsFebruary 29, 2016
The new Raspberry Pi 3 uses a 1.2GHz 64-bit quad-core Cortex-A53 ARMv8 based CPU. Plus, the Pi 3 also includes built-in Wi-Fi and built-in Bluetooth. It is available now for just $35.
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Vivo X6Plus review

by: Gary SimsFebruary 27, 2016
Vivo recently released the Vivo X6Plus. It has a 5.7 Full HD display and 4GB of RAM. But does it deliver on its promises?
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Xiaomi Mi 5 launched: amazing specs, starting from around $300

by: Gary SimsFebruary 24, 2016
Xiaomi has launched its latest flagship smartphone, the Mi 5, at global launch event during Mobile World Congress 2016. The top model comes with a Snapdragon 820, 4GB of RAM, 128GB of storage and 4 axis OIS.
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OPPO is putting camera image stabilization in the sensor, not the lens

by: Gary SimsFebruary 23, 2016
At MWC 2016 OPPO has announced that it has managed to move image stabilization out of the lens and into the image sensor. This will make IS faster, while increasing the precision.
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Sony reinvents Xperia brand with new Xperia X, X Performance and XA (updated)

by: Gary SimsFebruary 22, 2016
At Mobile World Congress 2016 in Barcelona, Sony has launched what it is calling "an evolution of the Xperia brand." Interestingly, this new X series includes a Snapdragon 820 based flagship device.
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What is CPU frequency scaling?

by: Gary SimsFebruary 12, 2016
There is a feature in Android (via the Linux kernel) which allows the clock frequency of the CPU to be varied. What is it and how does it work?
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Qualcomm releases Snapdragon Wear 2100 to enhance the wearable experience

by: Gary SimsFebruary 11, 2016
Following the success of the Snapdragon 400 in Android Wear devices, Qualcomm has decided to start making wearable specific chips. The first is the Snapdragon Wear 2100.
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In-depth look: Just how good are the Cortex-A72 and Mali T880 in the Kirin 950?

by: Gary SimsFebruary 5, 2016
One of the key CPU core designs for 2016 (and beyond) is the Cortex-A72, and we are now starting to see the first smartphones with SoCs using the Cortex-A72. One of the first is the Huawei Mate 8 with its Kirin 950 processor. Read on to find out about its performance levels.
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Qualcomm Quick Charge vs Oppo VOOC vs MediaTek PumpExpress+ vs Motorola TurboPower vs the others (updated)

by: Gary SimsFebruary 4, 2016
Which is the best fast charging system for smartphones? I compare QC 2.0, VOOC, PumpExpress+, TurboPower, Smartpower and Adaptive Fast Charging.
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Jide releases some of the Remix OS source code, attempts GPL compliance

by: Gary SimsJanuary 21, 2016
Jide wasn't respecting its obligations to release the source code for some of the open source projects it was using, however it is now making amends.
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