Iulian Bucur, 37, drove at 69mph on A417 near the South Cerney junction – this particular stretch of road has a speed limit of 60mph.
The incident took place on March 20 last year.
Bucur’s case was dealt with at Swindon Magistrates’ Court on Tuesday, July 15.
He was handed a £215 fine and must pay £110 costs plus a £34 victim fund surcharge.
The total of £359 must be paid by Tuesday, August 9.
Bucur, of Bowleymead, Swindon, was also given three penalty points on his driving licence.
The defendant’s guilty plea was taken into account when imposing sentence.
Information comes from court register.