Unfortunately, there's nothing here to confirm screen-size, processing punch or much else, although we managed to sniff out an AnTuTu benchmark for the GT-P8200 that reckons it'll house a (presumably multicore) 1.7GHz processor and Android 4.2.
ENGADGET: Three mystery Samsung Galaxy Tab profiles spotted: GT-P8200 model houses 2,560 x 1,600 display?