Here is some more info gathered while doing homework on the subject. Gaming at 1440p latency is most important. Pricing importance varies from person to person.27" 1440p Monitors - LatencyU2713HM
$849.99Manufacturers suggested retail prices quoted above. Depending on sales etc everyone should make their own decision if it's in your budget.
- they are very on par with each other gaming. Choose what's on sale or even your vendor preference as it won't matter.S27A850D
is $799.99 and for that value whether 3.2ms over the PB278Q or 3.3ms over the U2713HM is worth the $150 difference is up to you.
The VP2770 definitively wins over latency at the cost of $759.99 when on sale and over 9.9 ms latency over the slowest U2713HM.