Usb E12 Vs Usb E34 -

Please clarify where you saw and USB E34 :

Both headers share identical performance specs tied strictly to the USB 2.0 legacy architecture. USB_E12 Header USB_E34 Header USB 2.0 (High Speed) USB 2.0 (High Speed) Maximum Data Rate 480 Mbps (60 MB/s) 480 Mbps (60 MB/s) Voltage Output Max Power Delivery 500 mA (2.5 Watts) 500 mA (2.5 Watts) Pin Configuration 9-Pin block (Dual Port) 9-Pin block (Dual Port) Data Duplex Mode Half-Duplex Half-Duplex Common Use Cases for Internal USB 2.0 Headers usb e12 vs usb e34