Redstone circuits/Logic/NAND

Basic NAND gate (A)
Adjacent-input NAND gate (B)
Vertical NAND gate (C)
Design A B C
Size 1×2×3 2×1×2 3×3×1
Volume 6 4 9
Inputs 2 2 2
Input Isolated? Yes Yes Yes
Torches 2 2 2
Redstone 1 3 3
Speed(ticks) 1 1 1