This article has a useful core architectural drawing: 
<a href="http:&#x2F;&#x2F;www.cnx-software.com&#x2F;2015&#x2F;09&#x2F;03&#x2F;loongson-introduces-mips64-3a2000-3b2000-processors-based-on-gs464e-architecture&#x2F;" rel="nofollow">http:&#x2F;&#x2F;www.cnx-software.com&#x2F;2015&#x2F;09&#x2F;03&#x2F;loongson-introduces-m...</a><p>I found it while trying to find out how much cache they&#x27;ve got, looks like 64KiB I and D L1 each, 256KiB L2, and at least the previous generation per Wikipedia had 8 MiB L3.  Sounds competitive if their cache management hardware is up to snuff.