Wednesday, October 12, 2011

iPhone 4S CPU Clocked At 800MHz Is 73% Faster Than iPhone 4, Twice As Fast As Galaxy S II, And All Other Android Phones

According to the benchmark results published this morning, the iPhone 4S is the smartphone faster - both overall performance and graphics - in the world, beat super-phones like Samsung and Motorola S II Bionic Galaxy Droid.


The news comes from Ubuntu - an online magazine computer hardware, which is best known for large, detailed assessments - in a post, to discuss the results of several benchmark iPhone 4S and compare it with competitors from the Android camp.

We expected to deliver messages from the iPhone 4S to be foot to foot with the hearing on competing smart phones, but apparently, the next Apple phone actually beats by far, and it is not the biggest surprise!

Geekbench for IOS using the app, it was shown that the dual-core chip A5 Apple iPhone 4S is actually fueling the to 800 MHz (vs. 900MHz on iPad 2) underclocked. Despite underclocked and with half the RAM as the SunSpider benchmark, the browser and mark all GLBenchmark 2.1 suggest the same thing: the dual-core chip A5 behaves better than the higher clocked dual-core 1.2 1-GHz chip Exynos GHz Dual-Core 2 Tegra chips that power the Galaxy Droid II and Bionic (respectively).



From AnandTech:
The results are pretty much as expected. JavaScript performance finally catches up to Tegra 2 based Honeycomb devices, while general CPU performance is significantly higher than the iPhone 4. I suspect Ice Cream Sandwich will bridge the Android smartphone gap.

This beautifully redesigned the lesson preached hardware enthusiasts over the years: clock speed is not the only thing that counts! Apple A5 processor is optimized and provides more power per stroke.

The reason Apple has decided to underclock the chip-A5 is quite obvious: the iPhone 4S a smaller battery of the iPad 2 in comparison, was a small sacrifice to make.


Graphics-wise, the iPhone 4S has the edge on the competition for a test of offscreen rendering in 720p GLBenchmark 2.1 shows that the SGX GPU in the iPhone 543MP2 4S are about twice the power of the GPU-400 Mali, with the Galaxy II, which is the first smartphone in the title of most powerful GPU.

Because it is underclocked, the A5 chip on iPhone 4S is understandably behind by ~21% in the graphics department when compared to the A5 chip in iPad 2:

[Graphic’s wise] the iPad 2 holds a ~21% performance advantage, which once again I assume to be all related to clock speed. Also note the huge advantage over the existing iPhone 4. The GPU power in the 4S should be more than enough to run any well written, current generation title at well north of 30 fps on its display.

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