Pin count
Type
DIMM
SO-DIMM
Max module capacity
Pin spacing
Vcc
SDRAM
168
144
DDR
184
200
DDR2
240
200
4 GiB
DDR3
240
204
128 GiB
1.0 mm
DDR4
288
260
512 GiB
0.85 mm
1.25 V