Somethings not right with the compare tool. If you compare that card against a 290x the 290x is getting 198.6 offscreen compared to the 102.1 f the mystery card. Despite th emystery card showing 193.8 on it's own page.
https://gfxbench.com/compare.jsp?be...pi2=gl&hwtype2=GPU&hwname2=AMD+Radeon+R9+290X
https://gfxbench.com/compare.jsp?be...pi2=gl&hwtype2=GPU&hwname2=AMD+Radeon+R9+290X