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Corsair 850AX 80 PLUS Gold Single Rail Gaming Power Supply Unboxing & First Look Linus Tech Tips

2010-08-18
this is the Corsair ax 850 I've had a lot of requests to have a look at the ax series so this is the 850 watt version from the ax series I'm actually gonna check out the 750 as well as the 1200 so you can talk a little bit about what the differences are between these three models but I haven't seen those ones yet so I won't be able to talk about any differences today so this is a high performance ATX power supply why thank you Corsair thank you for telling me that that is so incredibly helpful what's high-performance about it is this is the one one of the most efficient power supplies on the market this is 80 plus gold okay so that means that it achieves basically 80 plus gold is almost like 90 plus because at about a 50% load which realistically if you're running like a pretty high-end gaming machine a couple GTX 460 is a quad core that's about what you're gonna see you're gonna run even at 120 volt AC you're gonna run at almost 90 percent efficiency okay so okay I exaggerated a little bit it's not ninety plus but the way 80 plus is measured is that it has to achieve at least I believe this one is 88 to 89 percent for 80 plus gold at very low load very high load as well as at medium load so that's pretty cool alright so here on the back they also talked a little bit about what connectors it has they talked about the true modular cabling system so all capable cables are detachable from the power supply now whereas Corsairs power supplies used to have hardwired 24 pin as well as I believe EPS pin EPS pin EPS connectors incredible efficiency so yeah with ninety percent efficiency and they're talking about 220 volt for the most part there which most people in North America are not running so the Corsair advantage with more than years experience okay and then the last thing we should probably also say before we even open the box is it comes with a seven-year warranty so Corsairs warranty service is legendary and with a seven-year with seven years of coverage from their warranty service you can print anything goes wrong they will replace it for you they will get you taken care of and you will be a happy Corsair customer I've actually personally are made something from Corsair I don't remember what it was but I remember just they got back to me really fast and yeah I think the best RMA experiences are the ones that you don't really remember because that means that something went right and nothing went wrong okay so industry-leading protection oh yeah they've got an EU P logo on here as well so that's that new that new green thing I don't remember exactly what the requirements are but it's on there so it uses a different kind of box from first Harris previous power supply so you can see we've got a sleeve here and then we have their more traditional box shape underneath which is sealed again look at that so I get to unbox more things in this particular episode look at that break more seals I do like breaking seals and not clubbing seals not all canadians are into that okay so here's our manual it is an English francais Deutsch and that pretty much covers all the ones that I sort of remotely even know how to say maybe a cameraman can contribute this one for us ah there we go alright next we have the power cord and of course there's using a nice quality flexible power cord with let's see maybe we can even say what the no nevermind anyway it's thick there enjoy that knowledge alright next we have some cable ties as well as a course our case badge we also find four black screws so if you want to make sure that the back of your case has black screws holding in the power supply instead of mismatched silver screws then use that and that will be good okay let's have a look at the power supply itself and then we'll look at the modular cables so comes at a nice little baggie here which you could use to store your gym strip if you're in high school and you still need a little bag for your gym strip so you could carry it to school and your course air bag and then you'd be the talk of the town because realistically once you unplug this power supply once you open up this power supply you're pretty much gonna use it forever because it's pretty darn good ok well it's actually surprisingly small for an 850 watt unit so they have a 120mm fan and you can see that even with only a 120mm fan it's not a particularly long power supply I was actually expecting for an 80 plus power supply that it would be a little bit longer because with the well built quality units unless they're using even more well-built even higher quality components you tend to see them a little bit bigger to make room for all of the extra extra junk inside so here if we look inside you can see the heat sinks are actually quite small and that's a product of this being a very very efficient power supply you don't have a whole lot of excess heat to get rid of when you're running with it running with it I meant running it I didn't mean running with it all right let's have a look at the modular cables that we have included here so actually no let's finish looking the power supply chain movement okay so here we've got our 120mm fan as I mentioned before we've got our kind of pretty much industry standard honeycomb grille on the back with an on/off switch and a power plug then on the top oh yeah this is a single rail power supply check that out 70 amps on the single 12 volt rail up to 840 watts don't do that it doesn't focus up to 840 Watts on that single 12 volt rail and then I think that's pretty much the highlight of that label you can see there's a bit of a gold color scheme to the power supply which goes along with its 80 plus gold rating and then here is the modular interface so let's look at what we would potentially plug into this okay so this this plug says 750 850 ax only so only plug it into this so it goes Wow 10 and 10 plugs that's kind of interesting I wonder why they've gone and done that so it goes where I don't know where it goes it goes here okay so it looks like we have two plugs for either 4 + 4 or 8 sorry about that my memory card filled up is which happens a fair bit okay so you can plug in up to - 4 + 4 or 8 pin EPS connectors so you can see that's what these two right here are for and then wow there's so many cables in here I mean look at this this is like ridiculous ok so I'll go through and I'll find everything that is relevant so here we have this is 2 6 + 2 pin PCIe so these ones plug in here presumably somewhere here No here no okay yeah okay so you can plug in to six plus to pin PCIe or you can plug in EPS connectors here okay and then you can also plug in six plus two pin connectors no wow this is one of the more complicated modular interfaces I've seen to be to be perfectly honest because I don't actually see how to plug in oh I guess you I guess you can't I guess you can can't plug in oh wait here we go oh I get it okay here so here we are this is a four plus four or eight pin connector and this one goes here so then you can either plug in two 6 plus 2 times 2 so up to 4 6 plus 2 pin PCIe connectors or you can plug in 2 6 plus 2 PCIe connectors and an additional 4 plus 4 so if you have a board like a rampage 3 extreme that takes 2 8 pin CPU connectors then you can plug those in but then you can only run one high-powered graphics card or you can plug in only one and you can run two high-powered graphics cards yes we figured it out excellent so then here's some molex ones each of these has four molexes on it and that's pretty much the whole top row of connectors here so this is for molex and SATA one two three four or five of those all right so let's go through here and see how many of those we have so this is for SATA this one is for SATA this one is oh yeah 4-pin molex to floppy adapter because really most people don't use those anymore here's two SATA and here is another molex to floppy just in case you're running crossfire Radeon 9700 pros and then we've got a another Google SATA so you could potentially run 4 plus 4 is 8 so 12 SATA connections off here and then like four more lexis and then last but not least we have the 24 pin connector which is broken up into two pieces so you actually plug that in with one here at the bottom so that's what that last last rank on the bottom was for and then one here at the top and that is your 20 4 pin connector thank you for checking out our very confusing unboxing of the ax 850 power supply from Corsair don't forget to subscribe
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