Semprons 2200+, 2300+, 2400+, 2500+, 2600+ and 2800+ uses Thoroughbred Cores (Model 8). Semprons 2200+ and 2800+ and also come with a Thorton Core (Model 10, a Barton Core with half its Cache Lv 2 disabled. Got the same performance that a Thoroughbred at the same Frecuency, but because its Core size is somewhat larger, it makes more contact with the Heatsink surface and runs 1C° or 2C° cooler), and Sempron 3000+ uses a Barton Core (Model 10).