**Match:** Gauntlet 61900 vs J13B.2-188 and Stockfish 191210
**Hardware:** Geforce RTX 2070S & i7-5960X (8 cores/16 threads)
**Lc0 version:** v0.23.2
**Lc0 options:** --backend=cudnn-fp16
**SF options:** Threads=14 Hash=512
**Speed:** Lc0:13.4 kN/s, SF:13854 kN/s (from benchmarks)
**Time control:** 15s+0.5s
**Book:** openings-6ply-1000.pgn, sequential, color reversed
**Tablebases:** 6-man syzygy
**Adjudication:** 6-man TB, -draw movenumber=50 movecount=5 score=8 -resign movecount=5 score=1000
**Software:** cutechess-cli
**Comments:** Change to sequential book openings as well as introducing SFdev.

```diff

   # PLAYER                :  RATING  ERROR  POINTS  PLAYED   (%)  CFS(%)    W     D    L
   1 stockfish_191210      :    5.79  18.38   418.0     800  52.3      73  160   516  124
   2 lc0.net.J13B.2-188    :    0.00   ----   411.5     800  51.4      94  103   617   80
   3 lc0.net.61900         :  -10.23  12.74   770.5    1600  48.2     ---  204  1133  263

White advantage = 42.55 +/- 4.74
Draw rate (equal opponents) = 72.89 % +/- 1.15

```