PDP-1

The PDP-1 (Programmed Data Processor-1) is the first computer in Digital Equipment Corporation's PDP series and was first produced in 1959. It is famous for being the most important computer in the creation of hacker culture at the Massachusetts Institute of Technology, Bolt, Beranek and Newman and elsewhere. The PDP-1 is the original hardware for playing history's first game on a minicomputer, Steve Russell's Spacewar!

PDP-1
DeveloperDigital Equipment Corporation
Product familyProgrammed Data Processor
TypeMinicomputer
Release date1959 (1959)
Introductory priceUS$120,000 (equivalent to $1,204,658 in 2022)
Discontinued1969 (1969)
Units shipped53
MediaPunched tape
Operating systemBBN Time-Sharing System, Stanford Time Sharing System; most software, including Spacewar!, uses no operating system
CPU@ 187 kHz
Memory4K words (9.2 KB) magnetic-core memory
DisplayType 30 CRT
PlatformDEC 18-bit
Mass730 kg (1,600 lb)
PredecessorTX-0 and TX-2
SuccessorPDP-4
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