Alabama (AL) Sales Tax Rates by City. The state sales tax rate in Alabama is 4.000%. With local taxes, the total sales tax rate is between 4.000% and 11.000%. Alabama has recent rate changes (Tue Sep 01 2015). Select the Alabama city from the list of popular cities below to see its current sales tax rate.
Stands for Double Data Rate Type 3.. DDR3 is a type of SDRAM that is used for system memory. It is available in both DIMM and SO-DIMM form factors. DDR3 RAM is similar to DDR2 RAM, but uses roughly 30% less power and can transfer data twice as fast.
DDR operates at a voltage of 2.5 V, compared to 3.3 V for SDR SDRAM. The different pin configuration for DDR RAM Modules: 172-pin MicroDIMM, used for DDR SDRAM 184-pin DIMM, used for DDR SDRAM 200-pin SO-DIMM, used for DDR SDRAM and DDR2 SDRAM 204-pin SO-DIMM, used for DDR3 SDRAM 214-pin MicroDIMM, used for DDR2 SDRAM