Just checked mine and it is a single row. Jake, Is this the old single LN bearing? The part number is off a little and to me the bearing in pic looks like the factory bearing.
10 0124 200 / 100124200 | - | 106 08 2 / 106082 | Engine IMS Intermediate Shaft Bearing Update kit for Porsche Boxster 996 Carrera | New-Part.com
Then you have this one too. Only difference is that it's a few $$ more and list more vehicles it fits.
10 0124 200 | 100124200 | - | Porsche Boxster S Carrera 4 Bearing Update Kit for Intermediate Shaft Brand New | New-Part.com