World Fastest Supper computers

1. Tianhe-2, aka Milky Way 2: Credit goes to CHINA.

Architecture	32,000 Intel Xeon E5-2692 12C with 2.200 GHz 48,000 Xeon Phi31S1P
Power	17.6 MW (24 MW with cooling)
Operating system	Kylin Linux
Memory	1,375 TiB (1,000 TiB CPU and 375 TiB coprocessor)
Storage	12.4 PB
Speed	33.86 PFLOPS
Cost	2.4 billion Yuan (US$390 million)

2.Titan: Credit goes to AMERICA.

Architecture	18,688 AMD Opteron 6274 16-core CPUs 18,688 Nvidia Tesla K20X GPUs
Power	8.2 MW
Operating system	Cray Linux Environment
Space	404 m2 (4352 ft2)
Memory	693.5 TiB (584 TiB CPU and 109.5 TiB GPU)
Storage	40 PB, 1.4 TB/s IO Lustre filesystem
Speed	17.59 petaFLOPS (LINPACK) 27 petaFLOPS theoretical peak
Cost	$97 million

3.Sequoia: Credit goes to IBM.

Power	7.9 MW
Operating system	CNK operating system Red Hat Enterprise Linux
Space	3,000 square feet (280 m2)
Memory	1.5 PiB
Speed	16.32 PFLOPS
Cost	$655.4m

4.K.Computer: Credit goes to JAPAN.

Architecture	88,128 SPARC64 VIIIfxprocessors, Tofu interconnect
Power	12.6 MW
Operating system	Linux
Speed	10.51 petaflops (Rmax)

5.MIRA BLUE GENE: Credit goes to USA.

Architecture	IBM BG/Q 5D Torus Interconnect configuration 786,432 cores
Power	3.9 MW
Operating system	CNK
Space	1,632 sq feet
Memory	768 TiB
Speed	8.59 petaFLOPS (LINPACK) 10.06 petaFLOPS theoretical peak