Search found 65 matches

by Geonerd
Fri Oct 18, 2019 6:34 pm
Forum: Computer Chess Club: General Topics
Topic: TR 3
Replies: 13
Views: 1434

Re: TR 3

Werewolf wrote:
Fri Oct 18, 2019 11:40 am

What has suddenly changed here with regard to lc0?
Ignore the troll, AMD CPUs run LcZ perfectly fine.
by Geonerd
Fri Oct 18, 2019 6:18 pm
Forum: Computer Chess Club: General Topics
Topic: buying a new computer
Replies: 280
Views: 40324

Re: buying a new computer

dannyb wrote:
Fri Oct 18, 2019 10:03 am
how much slower than a second gen TR?
http://www.ipmanchess.yolasite.com/amd- ... -bench.php

Scores are a bit scattered, possibly reflecting memory configuration and speed? Gen 2 seems a hair faster...
by Geonerd
Mon Sep 30, 2019 12:39 am
Forum: Computer Chess Club: General Topics
Topic: Deep Crafty Project Compile...
Replies: 7
Views: 1113

Re: Deep Crafty Project Compile...

What the heck are you talking about????
by Geonerd
Sat Apr 06, 2019 8:21 am
Forum: Computer Chess Club: General Topics
Topic: AMD questions
Replies: 12
Views: 1453

Re: AMD questions

AMD's next-generation Ryzen chips, due to hit the shelves in a few months, should have excellent performance-per-watt, possibly significantly better than Intel's offerings. Watch the first 4 or five minutes of this video: https://www.youtube.com/watch?v=g39dpcdzTvk These chips will almost certainly ...
by Geonerd
Thu Apr 04, 2019 3:48 pm
Forum: Computer Chess Club: General Topics
Topic: Mate in 82?
Replies: 21
Views: 3616

Re: Mate in 82?

What am I missing? :? :oops: I don't see any way to force the black king off the c-file w/o dropping the d3 pawn (which appears to actually loose!)
by Geonerd
Thu Mar 07, 2019 6:10 pm
Forum: Computer Chess Club: General Topics
Topic: multi PV mode
Replies: 8
Views: 1347

Re: multi PV mode

Larry, anyone.
Halving the cpu resources should cost the typical engine somewhere around 20(?) elo? Yet MPV =2 kills ~100 points. Why is the MPV performance hit so high? (A simple question with - I suspect - a complex answer! :roll: )
by Geonerd
Thu Mar 07, 2019 4:11 am
Forum: Computer Chess Club: General Topics
Topic: Questions about graphics cards for Leela
Replies: 14
Views: 2955

Re: Questions about graphics cards for Leela

Here are some benchmarks. As suggested, be sure to get a card capable of the running the fp-16 back end, as seen in the config notes. "--backend=cudnn-fp16"

https://docs.google.com/spreadsheets/d/ ... 1508569046
by Geonerd
Thu Mar 07, 2019 4:05 am
Forum: Computer Chess Club: General Topics
Topic: multi PV mode
Replies: 8
Views: 1347

Re: multi PV mode

I'm not 100% sure this is happening, but it seems that setting MultiPV to N causes the engine to search all N first moves to a more or less equal depth. This short-circuits the engine's finely tuned pruning parameters and theoretically weakens the engine slightly. But the engine is also significantl...
by Geonerd
Fri Feb 08, 2019 7:25 pm
Forum: Computer Chess Club: General Topics
Topic: Stockfish Cluster MPI
Replies: 16
Views: 3651

Re: Stockfish Cluster MPI

petero2 wrote:
Fri Feb 08, 2019 5:44 pm

I have uploaded stockfish_cluster_win64.7z to this public dropbox folder:
Thank you for the compile and specific instructions! :D
by Geonerd
Fri Feb 08, 2019 7:23 pm
Forum: Computer Chess Club: General Topics
Topic: Glad we are back online!
Replies: 11
Views: 2391

Re: Glad we are back online!

Thanks Mr. X :D