The X1300LE the budget card of the R520 family has been exposed on a Spanish website. ChileHardware has posted some benches of the budget card and some of the scores are pretty amazing for a budget card. As it scores around 2900 in 3dmark05, 6400 in 3dmark03, and 20000 in 3dmark01.

ATI's RV515LE aka X1300LE Scores leak

Source: techPowerUp