[Vm-dev] Dalvik vs. ART: Android virtual machines and the battle for better performance | Pocketnow

[Eliot Miranda]

On Thu, Dec 12, 2013 at 1:23 PM, Nicolas Cellier <
nicolas.cellier.aka.nice at gmail.com> wrote:

>
> I would interpret twice as fast, and that's only 50% rather than 100%
> reduction of execution time :)
>

relative performance = new time - old time / old time.
2x = -50%
3x = -75%
etc

-100% means new time = 0, and performance is infinite.


>
>
> 2013/12/12 Eliot Miranda <eliot.miranda at gmail.com>
>
>>
>>
>>
>>
>> On Thu, Dec 12, 2013 at 1:08 PM, phil at highoctane.be <phil at highoctane.be>wrote:
>>
>>>
>>>
>>> http://m.pocketnow.com/2013/11/13/dalvik-vs-art
>>>
>>
>> "The benefits? Some sources are reporting a 50% increase in speed.
>> Others say it’s closer to 100%. Many claim they’ve seen their battery life
>> increase by 25% or more!"
>>
>> Got to love those 100% speed increases.  Apps really fly when they take
>> no time at all...
>>
>> --
>> Eliot
>>
>>
>
>


-- 
best,
Eliot
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