Rikard Johnels wrote:
This might not be the exact forum for this; but how do i calculate bandwidth consumption for a X-terminal?
I am planning a "blackbox" and to use a remote Multi Head X-terminal to be able to keep my working space as quiet as possible. My idea is to use 3 or 4 (yes three or four!) 1600x1024x32 bpp wide screen monitors and run them as a "dumb" terminal over the network.
How do i calculate bandwidth consumption?
I want to be able to use the machine as a workstation with full frame video capability on one monitor. I read somewhere that a 640x480@24 fps MPEG-2 file is using some 45 MB in bandwidth. What would a 1600x1024@24 be? (if my math mpu still is functional i estimate some 2.5^2 = 6.25 times 45, which would be some 280 Mb/s)
And then coupled with a desktop of 3200x2048 @32 bpp... Thats some 4x1.7 Mpixels to update at a reasonable rate.. (25 fps?)
Not sure if i make sense at all.. (Too late for advanced thinking...)
Normally, you wouldn't be transferring a full video to all monitors. X-Terminals are better than that on bandwidth for most tasks. However, you might consider a better alternative, get a machine from http://www.endpcnoise.com/ or use some of their ideas to build a nearly silent PC of your own. I've built several. Fanless motherboard, fanless video cards, special CPU fan, exceedingly large and slow case fans, and a system that can monitor temperature and adjust the fans when required.