<html><body><div style="color:#000; background-color:#fff; font-family:times new roman, new york, times, serif;font-size:12pt"><div><span style="font-size: 12pt; ">I am very impressed that Racket is as fast as it is. I had expected the compilers such as Gambit to be much faster than the VM-JIT system. If Racket had a 64-bit x86 assembler available, I might even consider using it instead of Gambit.</span></div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: 'times new roman', 'new york', times, serif; background-color: transparent; font-style: normal; "><span style="font-size: 12pt; "><br></span></div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: 'times new roman', 'new york', times, serif; background-color: transparent; font-style: normal; "><span style="font-size: 12pt; "><br></span></div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: 'times new roman', 'new york', times, serif; background-color: transparent; font-style: normal; "><span style="font-size: 12pt; ">Message: 1</span><br></div><div style="font-family: 'times new roman', 'new york', times, serif; font-size: 12pt; "><div style="font-family: 'times new roman', 'new york', times, serif; font-size: 12pt; ">Date: Mon, 5 Nov 2012 08:09:19 -0500<br>From: Sam Tobin-Hochstadt <<a ymailto="mailto:samth@ccs.neu.edu" href="mailto:samth@ccs.neu.edu">samth@ccs.neu.edu</a>><br>To: Matthew Flatt <<a ymailto="mailto:mflatt@cs.utah.edu" href="mailto:mflatt@cs.utah.edu">mflatt@cs.utah.edu</a>><br>Cc: "<a ymailto="mailto:users@racket-lang.org" href="mailto:users@racket-lang.org">users@racket-lang.org</a>" <<a ymailto="mailto:users@racket-lang.org" href="mailto:users@racket-lang.org">users@racket-lang.org</a>><br>Subject: Re: [racket] translate from Racket to Common Lisp<br>Message-ID:<br>    <CAK=HD+Yyr1R4K6emrgSXqie2c_AmT1BzhLpP1X=<a ymailto="mailto:1NDXRgzsjGg@mail.gmail.com" href="mailto:1NDXRgzsjGg@mail.gmail.com">1NDXRgzsjGg@mail.gmail.com</a>><br>Content-Type: text/plain; charset=UTF-8<br><br>It's impressive to note the change in relative performance for Racket<br>over past 3 years since you published the benchmarks on the blog --<br>Racket has gone from slower than Gambit on the majority of benchmarks,<br>sometimes by a significant margin, to faster on most of them, and<br>never more than 2x slower (except ctak).<br><br>Thanks, Matthew!<br><br><br> </div> </div> </div></body></html>