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docs/en/sql-reference/data-types/float.md
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---
slug: /en/sql-reference/data-types/float
sidebar_position: 4
sidebar_label: Float32, Float64
sidebar_label: Float32, Float64, BFloat16
---
# Float32, Float64
# Float32, Float64, BFloat16
:::note
If you need accurate calculations, in particular if you work with financial or business data requiring a high precision, you should consider using [Decimal](../data-types/decimal.md) instead.
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```
See the rules for `NaN` sorting in the section [ORDER BY clause](../../sql-reference/statements/select/order-by.md).
## BFloat16
`BFloat16` is a 16-bit floating point data type with 8-bit exponent, sign, and 7-bit mantissa.
It is useful for machine learning and AI applications.
ClickHouse supports conversions between `Float32` and `BFloat16`. Most of other operations are not supported.