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The R7 250 doesn't have a single 4K output, nevermind the two he needs. For 4K you need Displayport 1.2 or HDMI 2.0. (Technically HDMI 1.4 also supports 4K but
by jsheard 10y ago
The R7 250 doesn't have a single 4K output, nevermind the two he needs. For 4K you need Displayport 1.2 or HDMI 2.0.
(Technically HDMI 1.4 also supports 4K but only at 24hz, which is fine for TVs but a miserable experience on a PC desktop)