The CFL light bulb
provides equivalent 4x-6x of brightness of a
traditional incandescent.
The 100W CFL (Compact Fluorescent Light)
Bulb power consumption is only 26W and therefore we label it on the bulb.
Top-end 24-watt bulbs promise brightness equivalent to
that of a 150-watt incandescent.
http://www.popularmechanics.com/home_journal/home_improvement/4215199.html
Replace 100W (23W) Light bulbs are also
available at HomeDepot (2700K)
If you ever desire a high power output, both
Lowes and HomeDepot has a 300W (65W, 2700K)
http://www.lowes.com/lowes/lkn?action=productDetail&productId=46931-75774-017801997118&lpage=none