how long is the gre 
the total testing time for the gre is approximately 3 hours and 45 minutes including time for breaks and instructions the individual sections durations vary with verbal and quantitative sections lasting around 1 hour each and analytical writing taking about 1 hour can you retake the gre yes you can retake the gre there is no strict limit on how many times you can take the test but there is a waiting period of 21 days between attempts you can take the gre up to five times within any continuous rolling 12 month period 