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Explanation: This is not an anglicism, it's a francocism (to coin a word). Properly, it means 'high-performance', but 'high-performance processing times' is geek English (to my taste). If your larger contest supports it , you could say somthing like 'super processing times', 'ultra-short ...' etc.
any decent French-English dictionary
Ken Cox Local time: 23:29 Native speaker of: English PRO pts in category: 172