DS90UB948-Q1: RX DS90UB948-Q1 for 2K application, what's Tx with LVDS for 2K?

Dear Sir,

I have 2 problem for DS90UB94x-series .

1. our application TX interface is LVDS with 2k resolution.  DS90UB949 is HDMI  ,  DS90UB947 is LVDS but only 1080p. May let me know which TX can support 2k resolution with LVDS interface?

2. why DS90UB947 Dual link up to 170MHz, 948 Up to 192-MHz ?

DS90UB947-Q1

Single and Dual FPD-Link III Outputs

– Single Link: Up to 96-MHz Pixel Clock

– Dual Link: Up to 170-MHz Pixel Clock

DS90UB948-Q1

Single or Dual OpenLDI (LVDS) Transmitter

– Single Channel: Up to 96-MHz Pixel Clock

– Dual Channel: Up to 192-MHz Pixel Clock

Thanks,