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Gigabyte Radeon HD 7790 Unboxing & Overview

2013-04-20
this video is brought to you by CM storm preferred choice of mice headsets and mechanical keyboards of curse gaming visit www.samhsa.gov/dtac 77 90 this is a 2gig card and it is an overclocked card with their wind force cooler now as you might imagine the 77 90 X it's somewhere between the 77 70 and the 78 50 it uses a very similar overall architecture to the rest of their GCN or a graphics core next architecture but it's basically just sort of everything that those cards are except a little less or a little bit more if that makes any sense to you guys it does support all the usual AMD Radeon features so DirectX 11 I finna tee with up to four displays off of this particular card and then let's talk a little bit about gigabytes wind force cooler so him their brand new wind force 2x is equipped with their new triangle cool design to 100 millimeter pwm fans an 8 mil heat pipe thicker heat pipes are better it's just so you guys know and the triangle cool intro gets a patented triangle-shaped aluminum block into the aluminum extrusion module which enhances the speed of heat dissipation more effectively so that's a block right there which basically just kind of moves the air from going straight down to going through the fins at an angle which is actually sort of smart so let's see what they put inside this particular card is overclocked from the standard 1 gigahertz to 1.07 5 gigahertz so 1075 megahertz comes with a Quick Start Guide a molex to PCI Express power adapter a driver disk which you should throw away some foam as well as a video card itself in an anti-static bag the anti-static bag is sealed by a piece of tape yeah unboxings how we love them so there we go and the card itself is covered in a whole bunch of little protective coverings so check this out this is what they're talking about with their triangle thing so rather than just taking the airflow that goes down directly through the fans onto the PCB what they're effectively doing here is they're changing the direction a little bit although I have to wonder how much of it is being taken out ya know a fair amount so the triangle piece goes all the way out to here and all the way out to about here so what that means is think about it this way guys if you have fins like this and air goes straight through them then the air passes over this much of the metal okay whereas if you have a fin like this and the air goes through this way then it gets to pass over at this much of the metal effectively making the heat dissipation more efficient in theory this should also add a little bit of extra noise a little bit more turbulence but when you're using large slow rotating fans I suspect it's not going to be that much of an issue now this particular card see there you go more RAM on the back has the usual complement of features I mean there's not really much that changed with 77 90 that's probably why AMD opted not to go with an 8000 series name for this particular card so it's still PCI Express 3.0 there's the connectors that I told you guys about which supports up to 4 display so you've got your single analog output there remember guys DVID is not the same as dvi-i you can't do dual VGA off this card you've got HDMI as well as DisplayPort some external exhaust however due to the design of this cooler not a whole lot of heat it's gonna be coming off of there you've also got a cooler here for what must be some drm components yeah looks like they are it looks like what gigabytes actually done is they've taken the 12-volt power that comes in here routed it all the way across the card here where it'll be redistributed back this way because you can see this part of the PCB is actually quite bare and we've seen this a fair bit on recent cards where manufacturers are actually because they don't even need all this PCB space but they don't want the card to look like a little baby card they're just leaving a lot of blank PCB area so there you have it there's that 8 mil heat pipe that that I was talking about before you can see it's like you know pretty huge compared to there's a human pinky finger if nothing else and then a very solid block of aluminum makes up the rest of that cooler design so this is a relatively expensive cooler compared to what a reference design card would ship with so that heat pipe is carrying away from the solid block cooler over to the more thin thin type array cooler where the second fan is doing most of its work a single PCI Express six pin power connector is provided and there is your crossfire connector so the card does support to wake Frostfire but not 3-way or more way configurations thank you for checking out this unboxing of the HD 77 90 wind force from gigabyte don't forget to subscribe to our this tech tips for unboxings reviews and other computer videos
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