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I don't think you'll see any real world differences over a single SSD. Benchmarks will show you how you're getting 900MB/s, but latency is still instantaneous and therefore 450MB/s will look just like 900
 
I don't think you'll see any real world differences over a single SSD. Benchmarks will show you how you're getting 900MB/s, but latency is still instantaneous and therefore 450MB/s will look just like 900

Latency would actually be worse because of the software raid implementation, unless that bandwidth is really needed, a single disk could actually perform better in many areas.
 
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