1*c4762a1bSJed BrownMat Block sizes: 6 3 (l2g 6 3) 2*c4762a1bSJed BrownVec Block sizes: 1 1 (l2g 2 2) 3*c4762a1bSJed BrownVec Block sizes: 6 3 (l2g 6 3) 4