Instruction: Using the product's title, description, features, price, and brand, identify and retrieve the values associated with a specified set of target attributes. Output the extracted values along with their respective sources (e.g., title or feature) indicating where each value was found.

Input:
Product title: BFG BFGEGTX2851024OCE GeForce GTX 285 OC 1GB GDDR3 PCI Express 2.0 Graphics Card
Product description: Backed by BFG Tech's famous Lifetime Warranty and free 24/7/365 tech support, the BFG NVIDIA GeForce GTX 285 OC graphics card is factory overclocked to deliver a free boost in performance over standard models. Experience true HD gaming and multimedia with up to 2560x1600 resolution. With over 50% more performance than prior generations, the BFG GeForce GTX 285 OC graphics card tears through complex DirectX 10 environments and cinematic effects at ultra fast frame rates. Experience Graphics Plus The BFG GeForce GTX 285 OC graphics card with NVIDIA CUDA technology not only provides a world-class gaming experience, it also delivers Graphics Plus. Experience jaw-dropping NVIDIA PhysX gaming effects, stereoscopic 3D, and lightning fast video and image processing all accelerated by the graphics card.
Product feature: Overclocked out of the box to deliver a free performance boost over standard models, Full Microsoft DirectX 10, Shader Model 4.0 and PCI Express 2.0 support, Free 24/7/365 Tech Support and Lifetime Warranty, Display Connectors: 2 Dual-Link DVI-I, HDTV + TV Out, HDCP Capable, HDMI Capable with Included Adapter Kit
Product brand: BFG Technologies
Target attributes: Slot Size
Answer: attribute: slot size
value: None
source: None