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| author | Stefan Krah <skrah@bytereef.org> | 2012-04-09 18:31:15 (GMT) |
|---|---|---|
| committer | Stefan Krah <skrah@bytereef.org> | 2012-04-09 18:31:15 (GMT) |
| commit | 0c0914edb0fba3e31d6ad3aa70ef1822c21782f6 (patch) | |
| tree | 89198dc306dc491d7f9abf83b23756c704dd1b59 /Doc | |
| parent | dd159ce606aee54f313d3d6c44248af743230d30 (diff) | |
| download | cpython-0c0914edb0fba3e31d6ad3aa70ef1822c21782f6.zip cpython-0c0914edb0fba3e31d6ad3aa70ef1822c21782f6.tar.gz cpython-0c0914edb0fba3e31d6ad3aa70ef1822c21782f6.tar.bz2 | |
_decimal is now 100x faster than the Python version in the pi benchmark.
Diffstat (limited to 'Doc')
| -rw-r--r-- | Doc/whatsnew/3.3.rst | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/Doc/whatsnew/3.3.rst b/Doc/whatsnew/3.3.rst index 3eeb954..766d3f3 100644 --- a/Doc/whatsnew/3.3.rst +++ b/Doc/whatsnew/3.3.rst @@ -628,7 +628,7 @@ The new C version of the decimal module integrates the high speed libmpdec library for arbitrary precision correctly-rounded decimal floating point arithmetic. libmpdec conforms to IBM's General Decimal Arithmetic Specification. -Performance gains range from 10x for database applications to 80x for +Performance gains range from 10x for database applications to 100x for numerically intensive applications. These numbers are expected gains for standard precisions used in decimal floating point arithmetic. Since the precision is user configurable, the exact figures may vary. For example, @@ -640,7 +640,7 @@ at http://www.bytereef.org/mpdecimal/quickstart.html. +---------+-------------+--------------+-------------+ | | decimal.py | _decimal | speedup | +=========+=============+==============+=============+ - | pi | 42.75s | 0.58s | 74x | + | pi | 38.89s | 0.38s | 100x | +---------+-------------+--------------+-------------+ | telco | 172.19s | 5.68s | 30x | +---------+-------------+--------------+-------------+ |