Z4
Computer
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The Z4 was arguably the world's first commercial digital computer, and is the oldest surviving programmable computer. Wikipedia
Release date: 1945; 79 years ago
CPU: @ (about) 40 Hz
Introductory price: SFr 30,000 for five years
Mass: Ca. 1,000 kg (2,200 lb)
Memory: Mechanical, 32 bits word length
Power: (about) 4 kW
Units sold: 1 (to ETH Zurich in a loan deal): 1077, 1139