| Metric | Driver 5.1.22.0 | Later driver 5.1.25.0 | |-------------------------------|----------------|------------------------| | UDP throughput (iperf) | 92 Mbps | 101 Mbps | | TCP throughput | 85 Mbps | 96 Mbps | | Ping latency (to AP) | 3–8 ms | 2–5 ms | | CPU usage (iperf load) | 18–24% | 12–16% | | Association time from suspend | 4.2 sec | 1.8 sec |
This driver predates the Windows 7 logo certification program. No Microsoft WHQL signature exists for this exact version; OEM-signed versions may vary. 4. Supported Hardware (Chipset Matrix) Driver 5.1.22.0 supports the following Ralink USB chipsets via the [RALINK.NT.5.1] and [RALINK.NT.6.0] INF sections:
| Chipset | USB IDs (example) | Max PHY Rate | MIMO Config | Known Issues | |-------------|-------------------------|--------------|-------------|--------------------------------------------| | RT2770 | USB\VID_148F&PID_2770 | 300 Mbps | 2x2 | High CPU usage under load. | | RT2870 | USB\VID_148F&PID_2870 | 300 Mbps | 2x2 | Most stable with this driver. | | RT3070 | USB\VID_148F&PID_3070 | 150 Mbps | 1x1 | Intermittent disconnect in mixed b/g/n mode. | | RT2070 | USB\VID_148F&PID_2070 | 150 Mbps | 1x1 | Poor WPA2 rekey handling. |
The IES data format is an internationally accepted data format used for describing the light distribution of luminaires. It can be used in numerous lighting design, calculation and simulation programs. The data is provided as a complete archive; however, a specific selection according to the technical environment and individual product range is also possible.
You can use the search function to search for article numbers and find older articles in the product archive.