.

.

2^12

.

Linux x84_64 Intel i7 2.66GhzOldNew

.

lookup390.0312392.6683-0.68%XXX

.

insert1029.25972.68155.50%

.

map471.0702338.632728.11%

.

mapWithKey460.04340.894125.90%

.

foldWithKey1482.3151499.79-1.18%XXX

.

delete460.3175465.4176-1.11%XXX

.

update1656.9611400.15915.50%

.

updateLookupWithKey2716.4072383.14112.27%

.

alter1651.831400.95115.19%

.

mapMaybe364.6859245.207932.76%

.

.

.

13.23%

.

Mac OS X / 10.5 / Xeon 2Ghz

.

lookup559.3663551.72111.37%XXX

.

insert786.9443732.06676.97%

.

map439.6845362.107417.64%

.

mapWithKey442.0037367.087616.95%

.

foldWithKey1.7927911.840007-2.63%XXX

.

delete562.5441571.5019-1.59%XXX

.

update2.0616091.80669812.36%

.

updateLookupWithKey3.6331183.17603412.58%

.

alter2.0722991.84723710.86%

.

mapMaybe375.6662281.738925.00%

.

.

.

.

9.95%