✓ Mathematica : cpu = 0.0504069 (sec), leaf count = 45
DSolve[-(x^3*y[x]^3) + (x^3*y[x] + x^2*y[x]^2 + x*y[x]^3)*Derivative[1][y][x] - (x^2 + x*y[x] + y[x]^2)*Derivative[1][y][x]^2 + Derivative[1][y][x]^3 == 0,y[x],x]
✓ Maple : cpu = 0.016 (sec), leaf count = 32
dsolve(diff(y(x),x)^3-(y(x)^2+x*y(x)+x^2)*diff(y(x),x)^2+(x*y(x)^3+y(x)^2*x^2+x^3*y(x))*diff(y(x),x)-x^3*y(x)^3=0,y(x))