Net weight

•  1.28 kg (1)
•  1.80 kg (1)

Processor model

•  X1-26-100 (3)
•  X1E-78-100 (2)
•  X1E-80-100 (1)
•  X1P-42-100 (1)

RAM speed

•  8448 MHz (2)
•  8533 MHz (4)