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Just got my 3008WFP yesterday -- good god is it huge. I took some initial photographs to measure input lag but I don't have my CRT hooked up yet so I raced it against my old Samsung 213T. The results are a bit difficult to interpret since I actually had 9 clocks running, spaced out vertically but let me just summarize and say the 3008 is either just as fast as, or less than a frame behind the 213T. I was expecting this IPS panel to be faster than my old PVA but I guess not. Here are the raw photos:
http://www.jschmidt.ca/3008vs213T.html
3008 on the left. I plan to take some photos vs. a CRT tonight possibly tomorrow.
S-IPS panels are not faster than PVA panels. They do have better color reproduction though and ghosting isn't generally a problem for them. They also have much greater viewing angles than other technologies.
S-IPS panels are not faster than PVA panels. They do have better color reproduction though and ghosting isn't generally a problem for them. They also have much greater viewing angles than other technologies.
is this monitor good for gaming? and does it use a IPS panel?
To be completely accurate S-IPS panels have slower response times but faster input lag times over PVA panels.
Actually I don't believe this is accurate.
Before Overdrive, PVA would adverstise faster response times but in practices IPS was more even across colors and actually worked out better in the real world.
After Overdrive, PVA apparently needs stronger overdrive leading to more input lag and more artifacts.
The way things are today, it is accepted that S-IPS panels have slower response times but faster input lag times over PVA panels. Color accuracy is another topic.
"I'm not an expert on LCD technology but I do know a few things. My Dell 3007WFP has ZERO noticable input lag. My Viewsonic VP201s (also S-IPS) 20.1" monitor has none either. My Viewsonic vx2025wm is either PVA or TN and it has no discernable input lag either. To a degree the technology has an effect on input lag, but also the implementation of the monitors features and electronics seem to make a bigger impact."
Has there ever been a low lag PVA screen?
Maybe you can then explain how nearly all of these have considerable input lag even though only two of them use overdrive:most of the lag is contributed by the PVA technology and the massive amount of overdrive. Unless you can break the laws of physics there will never be a low lag PVA based screen.
As the current gray level commands arrive, the RTC logic retrieves the previous gray level to that same element from an external full frame FIFO memory. Simultaneously, it stores the current gray level in the FIFO memory for use in the next frame.
http://www.national.com/appinfo/fpd/files/48_03.pdf
so are there any acceptable 30" without all this horrid input lag? IS the 3008 the same better or worse than the Gateway XHD3000 (which you might remember I tested myself extensively) for input lag?
4. brightness to me is not a problem, as it goes low enough to view even in a dark room.
Hmmm... I wonder if mine is particularly bright for some reason. I need to reduce the contrast to 40 even at a brightness of 0. The normal contrast of 50 results in a very bright picture. Windows with a white background glow. It's hard to look at and tiring.
Even at a contrast of 40, I find it pretty tiring.
If the 30" NEC has lower brightness, then I may be tempted to sell my 3008WFP and get that instead...
So guys... what are the chances that I RMA my current 3008WFP (which has pretty bad backlight bleed) and end up with another that has the exact same problem? I'm guessing the chances are good but what else can I do?
So guys... what are the chances that I RMA my current 3008WFP (which has pretty bad backlight bleed) and end up with another that has the exact same problem? I'm guessing the chances are good but what else can I do?
I got an email from Dell today telling me that they want me to sent my current 3008WFP to an alternate shipping site for "Failure Analysis". It seems like they know there's a problem but they're still trying to figure out how to correct it. I am now certain that my RMA replacement will still have the bleed and bad panel mounting issues. Thanks for turning me into a product Beta tester Dell!!!
I got an email from Dell today telling me that they want me to sent my current 3008WFP to an alternate shipping site for "Failure Analysis". It seems like they know there's a problem but they're still trying to figure out how to correct it. I am now certain that my RMA replacement will still have the bleed and bad panel mounting issues. Thanks for turning me into a product Beta tester Dell!!!