EVGA GeForce GTX 560 Duke's Fully Loaded Package 1024 MB GDDR5 PCI Express 2.0 2DVI/Mini-HDMI SLI Ready Graphics Card, 01G-P3-1460-K1 Limited Edition EVGA GeForce GTX 560 Duke Nukem Forever Graphics Card with 810 MHz Core Clock Includes Full Version of Duke Nukem Forever, The History, Legacy and Legend of Duke Nukem Forever Art Book.. Custom Duke Nukem Forever "Radioactive" Belt Buckle and Collectible Duke Nukem Forever mousepad. PCI Express 2.0, 1024 MB 256-bit GDDR5 Memory 4008 MHz Memory Clock and 1620 MHz Shader Clock 1024 MB 256-bit GDDR5 Memory 128GB/sec Memory Bandwidth 45.4 Texture Fill Rate Includes Full Version of Duke Nukem Forever, The History, Legacy and Legend of Duke Nukem Forever Art Book, Custom Duke Nukem Forever Radioactive Belt Buckle and Collectible Duke Nukem Forever mouse pad