Crossfire 4870 x2 versus trigtx 280 nvidia geforce forums. Sapphires hd 4870 x2 follows the amd reference design specifications to the letter, the only difference is the sapphire sticker on the cooler. Nvidia geforce gtx 660 ti sli compare amd radeon hd 4870. Nov 15, 2019 sapphire radeon hd 4870 x2 in crossfirex page 18 shawn baker.
This adds latency and limits data transfers to the max speed of the pcie bus. Download amd radeon hd 4870 x2 drivers for windows 10 x64. Because of the high amount of shaders 2x800 the gaming performance of the mobility radeon hd 4870 x2 is very good and. Like previous x2 cards, the 4870 x2 appears to the user and the driver as a single card and all of the crossfire magic happens behind the. Amd prepared a special video comparision to show performance of radeon hd 4870 x2 4870 x2 vs. Either the cpu power is not sufficient, or amds drivers are horribly.
Nvidia geforce gtx 660 ti sli compare amd radeon hd 4870 x2 gpu. Radeon hd 4870 x2 and hd 4870 crossfire cf compared. Jul 29, 2015 hi, i installed windows 10 on my htpc which has my old trusty 4870 in it, i cannot scale the image small enough for edges and buttons to show in windows. Install amd radeon hd 4870 x2 driver for windows 10 x64, or download driverpack solution software for automatic driver installation and update. I like the fact that the hd 5870 has directx11 already supported, and that it is a newer card. Amds radeon hd 4870 x2 testing the multigpu waters. Mar 05, 2020 even though ati was at pains to point out crysis is one game that doesnt scale very well in crossfire, the hd 4870 x2 still has a clear lead over any other single card. The radeon r700 is the engineering codename for a graphics processing unit series. Unfortunately crossfire x still has issues, but hopefully the amd driver team is. Single hd 4870 x2 vs two hd 4870s on p45 page 2 test. We have a look at sapphires version of the hd 4870 x2. We have seen in the past that dualchip cards performed behind a.
The hd 4870 x2 is a complicated design and so it will take a little longer to get released. Were not yet permitted to publish the linux crossfire benchmarks, but today. We have seen in the past that dualchip cards performed behind a pair of singlegpu boards. Up to this point, those using the radeon hd 3870 x2 on linux have to rely upon one of the opensource drivers and. Also will two amd ati 4870 video cards in a crossfire setup outperform a single 4870 x2 video card. There we explained the ins and outs of crossfire on a stick technology and even took. Jun 22, 2008 the hd 4870 x2 is already finished and working. While details on amds highend ati radeon hd 4870 x2 graphics card. Technically, it is based on the desktop hd 4850 and 4870 gpus but with. Sapphire radeon hd 4870 x2 in crossfirex tweaktown. The power consumption of 4870x2 is only higher about 5% than 4870 cf. Amds drivers will treat each gpu in the team as if it has 512mb of. Amds radeon hd 4870 x2 graphics card the tech report.
For those of you who lived under a rock and do not know what the x2 actually stands for, its as simple as it sounds. Drivers ati radeon hd 4870 on windows 10 community. Radeon hd 4870 x2 crossfire 4cf if you have the cash for it and have a compatible motherboard, plus 800 watt power supply, you can combine two radeon hd 4870 x2 cards using crossfire. Sapphire radeon hd 4870 x2 in crossfirex page 18 shawn baker. Sapphire radeon hd 4870 x2 in crossfirex page 1 the new dual gpu wielding graphics card from amd has arrived. Weve never been big fans of either crossfire or nvidias competing sli platform. Since radeon series 4800 cards offer so much value, it might even be interesting to pair them in crossfirex mode.
In the meantime ati can work on its upcoming hd4870 x2 or whatever it will be called that will combine two rv770 chips on one board and leverage atis more and more impressive crossfire. At least x2 you need only 2 power connectors than in regular cf you need 4 with 4870. The free and opensource driver requires linux kernel 3. Amdati radeon hd 4870 x2 graphics drivers for microsoft. Radeon hd 4850 and 4870 crossfirex 1 a ruby introduction. The ati mobilty radeon hd 4870 from amd is a highend directx 10. The power consumption of 4870cf and 4870x2 are almost the same. Now, what kind of performance loss would i see if i had 2 512mbs in crossfire, rather than just an x2. Both sli and crossfire are dependent on driver profiles to detect games and apply the correct multigpu scaling method. Anyway, the radeon hd 4870 crossfire beats the geforce gtx 280 in nine tests and loses to it in only three out of 15 tests that support resolutions above 1920x1200. Aug 12, 2008 amds radeon hd 4870 x2 testing the multigpu waters.
Crysis tends to favor nvidia based graphics cards, so it will be interesting to see how the radeon hd 4870 x2 takes on the mighty geforce gtx 280 in this title. It runs thru an onkyo 809 to a mitsubishi 72 and i cannot find a scaling option in the windows 10 driver and the old and new catalyst give. Feb 14, 2009 ive already got a 512mb 4870, and the prices on them have dropped substantially since i bought it late last summer. Even though ati was at pains to point out crysis is one game that doesnt scale very well in crossfire, the hd 4870 x2 still has a clear lead over any other single card. Sep 15, 2008 4850 crossfire has the lowest power consumption in this test. I believe most of the driver updates are to optimize the way the gpu executes. Because of the high amount of shaders 2x800 the gaming performance of the mobility radeon hd 4870 x2 is very good and allows the gaming of all directx 9 games in. Enter, then, the ati hd 4870 x2 codenamed r700, the fastest graphics. I messed with the inbuilt ati oc this weekend with the 4870x2 and right now. We check out the hd 4870 in crossfire against the hd 4870 x2 on intels p45 board. Is it possible to crossfire my 4890 with a 4870 x2. Its work in progress and during a recent pressbriefing we asked when we can expect driver support for gpu havok physics. Single hd 4870 x2 vs two hd 4870s on p45 tweaktown.
In terms of overall gaming performance, the graphical capabilities of the nvidia geforce gtx 660 ti sli are massively better than the amd radeon hd 4870 x2. Ati mobility radeon hd 4870 x2 vs ati mobility radeon hd 4870. A real world benchmark comparison between the ati mobility radeon 5870 vs the ati mobility radeon 4870 x2 notebookcheck. Amd radeon hd 7750 crossfire compare amd radeon hd 4870 x2 gpu. The radeon hd 4870 x2 comes with a single crossfire bridge connector. Now i have to decide if i want to mess with success and keep ccc 8. Like previous x2 cards, the 4870 x2 appears to the user and the driver as a single card. Radeon hd 4870 x2 and hd 4870 x2 crossfire 4cf compared. Of course, since we dont have a 1gb rv770 yet, this card could show some advantages over the single 4870 regardless of crossfire. Jun 16, 2008 as long as the x2 cards can run at the same clock speeds as the individual 4870 s, the x2 part should be faster. I have ati radeon hd 4870 and upgraded to windows 10.
Aug 12, 2008 in this article, hothardware takes a detailed look at the new amd ati radeon hd 4870 x2 graphics card, formerly codenamed r700. We follow this with charts for the benchmarks, and the driver comparison between catalyst versions 8. Radeon hd 4870 x2 crossfire 4cf if you have the cash for it and have a compatible motherboard, plus 800 watt power supply, you can combine two. Amd ati mobility radeon hd 4870 x2 crossfire notebookcheck. And this link here is the best source ive found yet for benchmark scores of almost every gpu on the market on a wide variety of games. Unfortunately crossfire x still has issues, but hopefully the amd driver team is still working hard on new drivers. Arbitration between 2 separate cards occurs through a pcie interface, the pcie bus and another pcie interface.
I realize the 4870x2 was likely performing on beta drivers, but the 4870s dont have official support yet either, as theyre not even listed on the driver page of ati. Ati radeon 4870 crossfire problem tech support guy. It already beats the gtx 280, but what amd said is they are tweaking the drivers for the card to make sure they are perfect. In the following tables we will show you where the 5% performance increase comes from with two dualchip cards with hd 4870 x2 crossfire.
Aug 16, 2008 amd prepared a special video comparision to show performance of radeon hd 4870 x2 4870 x2 vs. Will two amd ati 4850 video cards in a crossfire setup outperform a single 4870 video card. The 4870 512 crossfire 1gb combined performed nearly identical to the 4870x2 2gb card, despite each of the 4870s having half the available memory for each core. Radeon hd 4870 x2 and hd 4870 x2 crossfire 4cf compared page 28. Nov 19, 2008 radeon hd 4870 x2 crossfire 4cf if you have the cash for it and have a compatible motherboard, plus 800 watt power supply, you can combine two radeon hd 4870 x2 cards using crossfire. Also, depending your motherboard, hitting crossfire with two cards may 2x cards in 8x pcie in worstcase while in x2 only needs only slot, making sure that it will run all motherboards full x16.