From bf8030830f1707961b55bd200e8b2929cf6c842c Mon Sep 17 00:00:00 2001 From: Stefan Krah Date: Sun, 1 Apr 2012 13:07:24 +0200 Subject: Issue #14394: Use elaborate phrases that boil down to "one to two orders of magnitude". Provide link to the benchmarks. --- Doc/whatsnew/3.3.rst | 14 ++++++++++---- 1 file changed, 10 insertions(+), 4 deletions(-) diff --git a/Doc/whatsnew/3.3.rst b/Doc/whatsnew/3.3.rst index ee1f8a9..4059354 100644 --- a/Doc/whatsnew/3.3.rst +++ b/Doc/whatsnew/3.3.rst @@ -603,11 +603,17 @@ decimal C-module and libmpdec written by Stefan Krah. The new C version of the decimal module integrates the high speed libmpdec -library for arbitrary precision correctly-rounded decimal arithmetic. -libmpdec conforms to IBM's General Decimal Arithmetic Specification. +library for arbitrary precision correctly-rounded decimal floating point +arithmetic. libmpdec conforms to IBM's General Decimal Arithmetic Specification. -Performance gains range from 12x for database applications to 80x for -numerically intensive applications: +Performance gains range from 10x for database applications to 80x 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, +in integer bignum arithmetic the differences can be significantly higher. + +The following table is meant as an illustration. Benchmarks are available +at (http://www.bytereef.org/mpdecimal/quickstart.html). +---------+-------------+--------------+-------------+ | | decimal.py | _decimal | speedup | -- cgit v0.12