One way to determine its effect is by performing the Memory Benchmark in Sisoft Sandra. The resulting numbers should be significantly higher than those without the driver. I recorded the following results from Sisoft Sandra when testing the driver on specific computers. Your results may vary. Higher numbers are better.
All numbers are in units of megabytes per second.
Just about anything can go wrong. The computer may become unstable. This driver may not help your computer at all. This driver helped my computer. I am sharing it with you in the hope that it will help your computer.