Mm. Well, I dont understand well that you have and you no have installed. You need Warband 1.157 or 1.158, then, Brytenwalda 1.40 (you just install it, you dont need dedicated server files or module system), finally, you apply Brytenwalda 1.41 patch.
You have:
-- RAM: Available physical RAM: 1661MB/2048MB
-- CPU: AMD Athlon(tm) 64 X2 Dual Core Processor 5000+ (AuthenticAMD)
Perhaps, you need use textures pack:
If you have PC old: <4 GB of memory and <1GB of graphic card, you can try this performance patch:
http://www.4shared.com/rar/TOVY_O0-/brytenwalda512x512.html
If you have a PC very old: (<2 GB memory), you can try this other patch:
http://www.4shared.com/rar/7taQHHsh/brytenwalda256x256.html
This should work.
You have:
-- RAM: Available physical RAM: 1661MB/2048MB
-- CPU: AMD Athlon(tm) 64 X2 Dual Core Processor 5000+ (AuthenticAMD)
Perhaps, you need use textures pack:
If you have PC old: <4 GB of memory and <1GB of graphic card, you can try this performance patch:
http://www.4shared.com/rar/TOVY_O0-/brytenwalda512x512.html
If you have a PC very old: (<2 GB memory), you can try this other patch:
http://www.4shared.com/rar/7taQHHsh/brytenwalda256x256.html
This should work.