Also be aware that floating point (VFP) performance on ARM cores can vary
somewhat dramatically, usually based on general register to NEON / VFP
register transfer costs.
On 11 December 2012 10:48, M A Young <m.a.young(a)durham.ac.uk> wrote:
On Mon, 10 Dec 2012, Brendan Conoboy wrote:
On 12/10/2012 10:31 AM, Jon Chiappetta wrote:
>
>> I realize that these numbers seem very minor but I did notice a much
>> faster drawing performance when
>> firstboot was started compared to the v5 version of Fedora. Also, it
>> takes away any excuses or doubt
>> that we're slower than raspian because we're not v6hl. In addition, if
>> v7hl gets moved over to primary
>> one day, then Seneca can still run a farm that has v5 and v6 releases of
>> Fedora. Thanks for your time
>> and testing, I appreciate it as always.
>>
>
> It looks like only bzip2 ran for long enough to make a valid comparison.
> I'd be interested in reproducing any of the benchmarks used here:
>
>
http://www.memetic.org/**raspbian-benchmarking-armel-**vs-armhf/<http:...
>
Here are figures from a gtkperf run (both with 64M graphics memory).
[v6]
GtkPerf 0.40 - Starting testing: Tue Dec 11 10:10:59 2012
GtkEntry - time: 0.71
GtkComboBox - time: 15.70
GtkComboBoxEntry - time: 7.67
GtkSpinButton - time: 2.58
GtkProgressBar - time: 2.19
GtkToggleButton - time: 2.85
GtkCheckButton - time: 1.78
GtkRadioButton - time: 2.62
GtkTextView - Add text - time: 9.23
GtkTextView - Scroll - time: 4.81
GtkDrawingArea - Lines - time: 19.94
GtkDrawingArea - Circles - time: 24.97
GtkDrawingArea - Text - time: 14.61
GtkDrawingArea - Pixbufs - time: 1.60
---
Total time: 111.36
[v5]
GtkPerf 0.40 - Starting testing: Tue Dec 11 10:25:41 2012
GtkEntry - time: 0.85
GtkComboBox - time: 22.03
GtkComboBoxEntry - time: 15.39
GtkSpinButton - time: 3.99
GtkProgressBar - time: 3.74
GtkToggleButton - time: 4.70
GtkCheckButton - time: 3.06
GtkRadioButton - time: 4.27
GtkTextView - Add text - time: 10.30
GtkTextView - Scroll - time: 6.54
GtkDrawingArea - Lines - time: 26.95
GtkDrawingArea - Circles - time: 33.74
GtkDrawingArea - Text - time: 16.88
GtkDrawingArea - Pixbufs - time: 1.72
---
Total time: 154.27
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David A Rusling
CTO, Linaro