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:
| Model number | sSpec number | Frequency | L2 cache | FSB | Mult. | Voltage | TDP | Socket | Release date | Part number(s) | Release price ( USD ) |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| Atom Z500 | SLB6Q(C0) | 800 MHz | 512 KB | 400 MT/s | 8× | 0.712–1.1V | 0.65 W | BGA 441 | April 2, 2008 | AC80566UC800DE | $45 |
| Atom Z510 | SLB2C(C0) | 1.1 GHz | 512 KB | 400 MT/s | 11× | 0.75–1.1V | 2 W | BGA 441 | April 2, 2008 | AC80566UC005DE | $45 |
| Atom Z510P | SLGPQ(C0) | 1.1 GHz | 512 KB | 400 MT/s | 11× | 0.8–1.1V | 2.2 W | BGA 437 | March 2, 2009 | CH80566EC005DW | N/A |
| Atom Z510PT | SLGPR(C0) | 1.1 GHz | 512 KB | 400 MT/s | 11× | 0.75–1.1V | 2.2 W | BGA 437 | March 2, 2009 | CH80566EC005DT | N/A |
| Atom Z515 | SLGMG(C0) | 1.2 GHz | 512 KB | 400 MT/s | 12× | 0.712–1V | 1.4 W | BGA 441 | April 8, 2009 | AC80566UC009DV | N/A |
| Atom Z520 | SLB2H(C0) | 1.33 GHz | 512 KB | 533 MT/s | 10× | 0.75–1.1V | 2 W | BGA 441 | April 2, 2008 | AC80566UE014DW | $65 |
| Atom Z520PT | SLGPP(C0) | 1.33 GHz | 512 KB | 533 MT/s | 10× | 0.9–1.1V | 2.2 W | BGA 437 | March 2, 2009 | CH80566EE014DT | N/A |
| Atom Z530 | SLB6P(C0) | 1.6 GHz | 512 KB | 533 MT/s | 12× | 0.75–1.1V | 2 W | BGA 441 | April 2, 2008 | AC80566UE025DW | $95 |
| Atom Z530P | SLGPN(C0) | 1.6 GHz | 512 KB | 533 MT/s | 12× | 0.8–1.1V | 2.2 W | BGA 437 | March 2, 2009 | CH80566EE025DW | N/A |
| Atom Z540 | SLB2M(C0) | 1.87 GHz | 512 KB | 533 MT/s | 14× | 0.75–1.1V | 2.4 W | BGA 441 | April 2, 2008 | AC80566UE036DW | $160 |
| Atom Z550 | SLGPT(C0) | 2 GHz | 512 KB | 533 MT/s | 15× | 0.75–1.1V | 2.4 W | BGA 441 | April 8, 2009 | AC80566UE041DW | $249.47 retail |
Question:
Name the fsb for atom z540
Answer:
533 MT/s