Cray Research releases the Cray-1 Cray Research releases the Cray-1- $8.8 million ($32 million today)
- 160 MIPS, 136 MegaFLOPS
- 80MHz, 64-bit, vector processor
- Over 80 sold
IBM’s Blue Gene/Q will be 20 PetaFLOPS in 2012- 160 million times faster
- 98,304 nodes, 1.6 million cores, 1.6 PB RAM, covering 3000 square feet, drawing 6 megawatts of power
X.25 packet switching network standard developed by the International Telecommunication Union (ITU) was approved X.25 packet switching network standard developed by the International Telecommunication Union (ITU) was approved- In 1974, formed the basis of the SERCnet network between British academic and research sites (later became JANET)
- Used for the first dial-in public access networks, such as CompuServe and Tymnet
Dostları ilə paylaş:
|
