Tianhe 2 is the worlds fastest super computer according to top500.org. This presentation is based on Tianhe 2. Tianhe 2 Software architecture, Hardware architecture, specifications, motive factors and several other key aspects are highlighted in this presentation. This presentation prepared by me with 4 other Computer Science Undergraduate from University of Colombo School of Computing, Sri Lanka.

1. H.A.T. Kumara - 11000066
H.M.U.S. Gunasinghe - 11002166
M.B.A. Prashan Madumal - 11000333
L.G.H.C Nalinda - 11000058
W.A.A.C.P. Weerasooriya-11002192
World’s Fastest SuperComputer
Tianhe - 2

2. • Introduction
• Fastest Super Computer
• Specifications
• Conclusion
Outline

3. Introduction What is a SuperComputer?
A computer which has the capability to :-
•
● Perform complex calculations in the extreme
scale.
● Solve a single large problem in the shortest
amount of time.
Used for applications
● handle very large databases
● do a great amount of computation

4. top500.org Top 10 SuperComputers
1. Tianhe-2 : NUDT
2. Titan: Cray Inc.
3. Sequoia: IBM
4. K computer: Fujitsu
5. Mira: IBM
6. Piz Daint: Cray Inc.
7. Stampede: Dell
8. JUQUEEN: IBM
9. Vulcan: IBM
10.Cray CS-Storm: Cray Inc.

5. top500.org Tianhe - 2
❏ Also known as Milkiway - 2
❏ No. 1 system since June 2013
❏ Successor of Tianhe - 1A

6. top500.org Tianhe - 2
❏ Developed by China’s NUDT and
Inspur
❏ Situated in National Supercomputer
Center in Guangzhou
❏ Twice faster than the second place
finisher Titan
❏ Cost :- 385 million dollars
❏ Occupies 7,750 square feet of space

7. top500.org Applications
❏ Mainly used for
★ Simulation
★ Analysis
★ Government security applications

8. Specification Processors and Cores
Processors :
32000 Intel Xeon CPUs + 48000 Xeon Phi
Coprocessors
Intel® Xeon E5-2692 12C (2.2 Ghz)
Number of Cores : 12
Number of Threads: 24
Intel® Xeon Phi™ Coprocessor 31S1P (1.1 Ghz)
Number of Cores : 57
Memory : 8GB
Total Number of Cores: 3,120,000

9. Specification Processors and Cores
❏ In addition it also has 4096 Galaxy FT-
1500 CPUs.
❏ It powers the front-end system and has
a SPARC derivative.
❏ Has a Clock Speed of 1.8 Ghz and 16
cores each.
❏ Each chip runs on 65W

10. Specification Interconnect
❏ TH Express-2
❏ Specially designed for Tianhe-2
❏ Connects 16,000 compute nodes
❏ Uses Fat tree topology and has 13
switches and 576 ports at the top level

11. Specification Other Specifications
❏ Memory: 1,024,000 GB
❏ Storage : 12.4 PB
❏ OS : Kylin Linux
❏ Compiler : icc
❏ MPI : MPICH2 with a customized GLEX
channel

12. Specification Performance
❏ Theoretical peak performance: 54.9
Petaflops
❏ Linpack Performance: 33.862 Petaflops
❏ Linpack measures the floating point
computing power of a system.
❏ Front end system has a theoretical
performance of 576 Teraflops.

13. HardwareArchitecture Compute Node
Neo - Heterogeneous
❏ Similar ISA, different
ALU
❏ 2 Intel Ivy bridge CPU
+ 3 Xeon phi
❏ 16 Registered ECC
DDR3 DIMMS, 64 GB
❏ 3 PCI- E 3.0 with 16
lanes
❏ PDP Comm. Port
❏ Dual Gigabit LAN

14. HardwareArchitecture I/O Node
Storage System
❏ 256 I/O nodes and 64 storage servers with 12.4 PB
capacity
I/O Node
❏ 12TB SSD
❏ Burst I/O bandwidth: 5GB/s
❏ PDP Comm. Port
❏ IB QDR storage network port

15. SoftwareArchitecture HPC Software stack

16. SoftwareArchitecture Compile System
Programmin
g
Languages
❏ C/C++/Fortr
an
❏ OpenMp
❏ OpenMc
❏ MPI/GA
❏ Intel Offload

17. KylinOS
Focus
• High performance
• Availability
• Security
Hierarchy model
• Kernal layer
• System layer
Desktop env
• Windows

18. IntelMKL11.0.0|Compiler
Provides
• Linear algebra routines (LAPACK
& BLAS)
• Fast fourier transform
• Vector math library func:
• Random number generation func:
Compiler
• IC Compiler (Intel Inc.)
• Fortran, C, C++ & Java

19. PowerandCooling
17.8 MWs (processor, memory,
interconnect network)
24.0 MWs (with Cooling =D)
Customized Liquid Cooling Unit
• High Cooling Capacity 80kW

20. MPICH2+GlexChannel
Performs
• Multichannel message data
transfers
• Dynamic flow control
ch3 infrastructure
• ssm – Socket & Shared Memory
• shm – SHared Memory
• sock – tcp/ip sockets

21. SoftwareArchitecture Parallel Computing
Parallel computing is a form of computation
in which many calculations are carried out
simultaneously

22. SoftwareArchitecture Classification
Can be classified according to the at which
level the hardware supports parallelism.
Multi-Core Single
Computer
Multi-Processor
Cluster
MPP
Over network
Grid

23. SoftwareArchitecture Classification
Cluster
MPP

24. SoftwareArchitecture Tianhe - 2
China
Cluster
Security

25. Questions?THANK YOU