Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Rank | Rmax Rpeak ( Pflops ) | Name | Vendor | Operating system |
| --- | --- | --- | --- | --- |
| 1.0 | 33.863 54.902 | Tianhe-2 | NUDT | Linux ( Kylin ) |
| 2.0 | 17.590 27.113 | Titan | Cray | Linux ( CLE , SLES based) |
| 3.0 | 17.173 20.133 | Sequoia | IBM | Linux ( RHEL and CNK ) |
| 4.0 | 10.510 11.280 | K computer | Fujitsu | Linux |
| 5.0 | 8.586 10.066 | Mira | IBM | Linux ( RHEL and CNK ) |
| 6.0 | 5.168 8.520 | Stampede | Dell | Linux |
| 7.0 | 5.008 5.872 | JUQUEEN | IBM | Linux ( RHEL and CNK ) |
| 8.0 | 4.293 5.033 | Vulcan | IBM | Linux ( RHEL and CNK ) |
| 9.0 | 2.897 3.185 | SuperMUC | IBM | Linux |
| 10.0 | 2.566 4.701 | Tianhe-1A | NUDT | Linux |
Question:
What is the rank of Rmax Rpeak ( Pflops ) of 17.173 20.133?
Answer:
3.0