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Condor's Cuzco RISC-V Core at Hot Chips 2025

(chipsandcheese.com)
154 points rbanffy | 7 comments | 30 Aug 25 14:18 UTC | HN request time: 0.68s | source | bottom
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daneel_w ◴[30 Aug 25 15:22 UTC] No.45075405[source]▶
"L2$, L3$, I$, D$". Well, OK.
replies(3): >>45075423 #>>45075590 #>>45075855 #
1. bee_rider ◴[30 Aug 25 15:24 UTC] No.45075423[source]▶
Hmm?
replies(1): >>45075965 #
2. daneel_w ◴[30 Aug 25 16:38 UTC] No.45075965[source]▶
Cache is pronounced like cash, which the $ symbol is supposed to allude to.
replies(3): >>45076054 #>>45077433 #>>45078249 #
3. bee_rider ◴[30 Aug 25 16:50 UTC] No.45076054[source]▶
Yes, they are obviously caches. I just didn’t understand your comment.
4. xxpor ◴[30 Aug 25 19:42 UTC] No.45077433[source]▶
Wow, how have I never put 2 and 2 together on that.
replies(1): >>45078132 #
5. robinsonb5 ◴[30 Aug 25 21:23 UTC] No.45078132{3}[source]▶
You're not alone - it took me way longer than it should have done to figure that one out!
6. starkruzr ◴[30 Aug 25 21:43 UTC] No.45078249[source]▶
leading to the unfortunate abbreviation sometimes drawn on blackboards, "$hit"
replies(1): >>45079661 #
7. grg0 ◴[31 Aug 25 02:01 UTC] No.45079661{3}[source]▶
It is an apt abbreviation if you visualize shit tightly packed in a container. And when you thrash the cache, shit hit the fan (and spills to VRAM.)