Zalman ZM80D-HP Noiseless VGA CoolerZalman Tech provides Noise Prevention (NP) power supplies, CPU coolers, and case fans, as well as fan-less northbridge coolers and video card coolers to bring you stable performance into noiseless environment.Features: * This product was designed to optimizeheat dissipation for excellent cooling performance. * Dual heatpipes increase heat transfer speed and enhance the cooling efficiency. * The fanless design ensures complete noiselessness and maintenance-free operation. * RAM heatsinks for cooling the VGA RAM. * Compatibility with virtually all types of VGA cards allows reinstallation when upgrading the VGA card. (Incompatible with VGA cards that do not have original heatsink holes measuring 3mm in diameter, or VGA cards on which the ZM80D-HP interferes with the card"s components.) *An Optional Fan (ZM-OP1, sold separately) can be attached to the heatsink directly without using a separate bracket.Specifications: Weight :350 g Heatpipe: Gold plated copper tubeDissipation material: Anodized Aluminum Heat Dissipation Surface Area : 1350 cm2 VGA RAM Heatsink material: Anodized Aluminum VGA RAM Heatsink weight: Frontside: 2.9 g (EA) Backside : 1.2 g (EA)Box Contents:Components: Frontside Heatsink 1Backside Heatsink 1Heatpipe Cover 1 Frontside Heatsink Base 1 Set Backside Heatsink Base 1 Set VGA RAM Heatsinks 1 Set Heatpipe A1EA Heatpipe B 1EA Screw Driver 1EA Assembly Parts 1 Set