The 2 gb version is more. Embrace fast, smooth and quiet gaming in the latest games with the innovative and feature-rich ZOTAC GeForce GTX The ZOTAC GeForce GTX takes gaming. NVIDIA GeForce GTX GPU with Back Plate; 4G(MB) GDDR5 MHz Core/Memory (Boost Clock: ) (OC mode), (Boost Clock: ) (Gaming mode). The is not powerful enough to utilize all 4 gb of gpu memory by itself so dont bother if you are only in the market for 1 card. Gigabyte GeForce GTX 4GB GDDR5 PCIe x 16 Dual Slot GPU GV-NOC. Gigabyte GeForce GTX 4GB GDDR5 PCIe x 16 Dual Slot GPU GV-NOC. . GPU The GeForce GTX from Nvidia is a graphics card aimed at the gaming market. GPU Gigabyte GeForce GTX 4 GB GDDR5 PCIe x 16 doble ranura GV-NOC-4GD. De. Featuring NVIDIA's latest GeForce GTX GPU with 2GB of high-speed GDDR5 The MSI GeForce GTX GAMING features the Twin Frozr IV advanced cooling system.