The 2048 buffer is the limitation, it's the higher buffer I'm after. I'm not concerned with low latency on playback.  

CPU is fine. Even with my laptop's on-board sound card, I can playback about 75 tracks, without effects, and still have room for more.  

Hello,   The main feature that I'm interested in is taking advantage of the 6144 buffer size as opposed to the ASIO4ALL maximum size of 2048. This enables me to simultaneously playback more tracks to mixdown without pops, crackles and drop-outs. I've tested this in Audacity but I can't use...

Hello,   I bought the E-17 to use specifically for mixdowns from my digital audio workstation, Reaper. It's super-quiet compared to my on-board laptop sound. Using headphones has been an exceptional experience. I'm very impressed. I was just as impressed using it with an iRiver H-10 (with...