Pro vs Senior asm output

example.asm

//while (z < limit)
// {
//    sum0 += (uint)(ptr[z + 0] + ptr[z + 4] + ptr[z + 8] + ptr[z + 12]

//PRO
G_M000_IG06:                
    cmp      r11d, ecx
    jae      G_M000_IG17
    mov      ebx, r11d
    movzx    rbx, byte  ptr [rdx+rbx]
    add      eax, ebx
    lea      ebx, [r11+04H]
    cmp      ebx, ecx
    jae      G_M000_IG17
    mov      ebx, ebx
    movzx    rbx, byte  ptr [rdx+rbx]
    add      eax, ebx
    lea      ebx, [r11+08H]
    cmp      ebx, ecx
    jae      G_M000_IG17
    mov      ebx, ebx
    movzx    rbx, byte  ptr [rdx+rbx]
    add      eax, ebx
    lea      ebx, [r11+0CH]
       
//SENIOR
G_M000_IG06:                
    mov      ebx, r11d
    movzx    rbx, byte  ptr [rdx+rbx]
    add      eax, ebx
    lea      ebx, [r11+04H]
    movzx    rbx, byte  ptr [rdx+rbx]
    add      eax, ebx
    lea      ebx, [r11+08H]
    movzx    rbx, byte  ptr [rdx+rbx]
    add      eax, ebx
    lea      ebx, [r11+0CH]
    movzx    rbx, byte  ptr [rdx+rbx]
    add      eax, ebx
    lea      ebx, [r11+10H]
    movzx    rbx, byte  ptr [rdx+rbx]
    add      eax, ebx
    lea      ebx, [r11+14H]
    movzx    rbx, byte  ptr [rdx+rbx]
    add      eax, ebx
    lea      ebx, [r11+18H]