visiontek ati radeon hd 4670x2 2 gb ddr3 pci express graphics card 900307
the hd4670x2 quad offers two independent amd based hd4670 graphics processors to drive four 4 monitors in stunning high resolution settings . this design creates a fall back processor in the event that one fails during operation . the design is a breakthrough for mainstream gpu engineering enabling amd s crossfire support internally on one card via an internal bridge chip design . get incredible graphics performance with 7.1 digital surround sound support with this graphics card.the visiontek hd4670x2 quad card has two 2 amd based hd4670 gpus and two 2 giga bytes of dd3 memory on board .