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wiki:jack_latency_results [2010/12/05 23:58] – added table headers rgareus | wiki:jack_latency_results [2013/06/02 15:45] (current) – external edit 127.0.0.1 | ||
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===== Headline ===== | ===== Headline ===== | ||
- | HDA 1: Intel ICH6\\ | + | Legend: |
- | HDA 2: ATI SB4x0\\ | + | |
- | HDA 3: Intel 5 Series/3400 Series Chipset HDA (1458: | + | **HDA 1**: Intel ICH6\\ |
- | USB 1: HY554\\ | + | **HDA 2**: ATI SB4x0\\ |
- | USB 2: Edirol UA-25 (Luis)\\ | + | **HDA 3**: Intel 5 Series/3400 Series Chipset HDA (1458: |
- | USB 3: Edirol UA-25 (Robin)\\ | + | **USB 1**: HY554\\ |
+ | **USB 2**: Edirol UA-25 (Luis)\\ | ||
+ | **USB 3**: Edirol UA-25 (Robin)\\ | ||
+ | |||
+ | **64*2/ | ||
+ | **/S**: jackdmp synchronous mode\\ | ||
+ | **RIL**: reported input latency\\ | ||
+ | **ROL**: reported output latency\\ | ||
- | **RIL**: reported input latency | ||
- | **RIL**: reported output latency | ||
- | **S**: jackdmp synchronous mode | ||
==== Table 1: Total round-trip Latency ==== | ==== Table 1: Total round-trip Latency ==== | ||
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===== Plots ===== | ===== Plots ===== | ||
+ | (click on the image for full original size) | ||
==== Table 1 ==== | ==== Table 1 ==== | ||
- | {{: | + | {{: |
Table 1 - Latency values for six different audio devices: three on-board HDA and three external USB.}} | Table 1 - Latency values for six different audio devices: three on-board HDA and three external USB.}} | ||
+ | |||
+ | Same plot with logarithmic time-axis (n = (2^x) with 4< | ||
+ | {{: | ||
==== Table 2 ==== | ==== Table 2 ==== | ||
- | {{: | + | |
+ | {{: | ||
+ | |||
+ | Plot of Table 2 with logarithmic time-axis: | ||
+ | {{: | ||
==== Table 3 ==== | ==== Table 3 ==== | ||
- | {{: | + | {{: |
+ | |||
+ | HDA 1 and USB 1 showing the knee at p=1024 for USB devices: {{: | ||
+ | ===== Datafiles and scripts ===== | ||
+ | The raw data files (CSV) including the gnuplot script to generate these plots is available for download: | ||
+ | {{: | ||
+ | A script to acquire the data using '' | ||
+ | [[http:// |