guys your options (omit if pricing is not applicable) :
Acer
V3-571G-736b8G1T, i7-3630QM + Nvidia GT730M(DDR3) + (1920x1080 IPS) @RM2899[2.6kg], 8GB, 1TB, W8
Lenovo
Z500, i5-3230M + Nvidia GT740M@RM2299[2.2kg], 4GB, 1TB, backlit, W8; 2 years warranty
Ideapad Z580, i7-3612QM + Nvidia GT640M@RM2299, 4GB, 500GB(5400rpm), freeDOS, white
Ideapad Z580, i7-3612QM + Nvidia GT640M@RM2499, 4GB, 500GB(5400rpm), W7HB, white
Y500, i7-3630QM + Nvidia GT750M(GDDR5) + (1920x1080)@RM2999, 8GB, 1TB, W8, red backlit, swappable ODD, 120w psu, 2 yrs
Y400, i7-3630QM + Nvidia GT750M@RM2799, 4GB, 500GB, W8, 120wPSU, swappable ODD, 2 years warranty
Y410p, i7-4700MQ + GT750M(GDDR5)@RM2899, 8GB, 1TB, W8, red backlit, 120w psu, swappable ODD, 2 years warranty
Z400, i5-3230M + Nvidia GT740M@RM2099, 4GB, 1TB, W8; 2 years warranty; colors: chocolate
Z480, i7-3632M + Nvidia GT640M@RM2299, 4GB, 1TB(5400rpm) W8
prices are RSP and negotiable. if have remaining budget, use it to upgrade the RAM to 8GB and extend warranty to 3 years.

as thats a warranty void sticker on a screw below keyboard, but without move out that screw, you cant remove back cover to access ram slot