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ATi Radeon HD 3870 X2
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Related Cards
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| Price | Name | Core | Mem | Buswidth | Memory | Displays | TV | VIVO | HD | HDCP | 2-Slot | |
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PowerColor HD3870 X2 PCS 1GB GDDR3 (3... | 825 | 900 | 256 bit | 1024 MB | HDMI / DL-DVI | y | - | y | d | y | |
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MSI R3870X2 OC | 860 | 900 | 256 bit | 1024 MB | DL-DVI / DL-DVI | y | - | y | d | y | |
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ASUS EAH3870X2/G/3DHTI/1G (4 DVI) | 825 | 900 | 256 bit | 1024 MB | DL-DVI / DL-DVI | y | - | y | d | y | |
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ASUS EAH3870X2/G/HTDI/1G | 825 | 900 | 256 bit | 1024 MB | DL-DVI / DL-DVI | y | - | y | d | y | |
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Diamond HD 3870 X2 512MB GDDR3 | 775 | 900 | 256 bit | 512 MB | DL-DVI / DL-DVI | y | - | y | d | y | |
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Diamond HD 3870 X2 1GB GDDR3 | 775 | 900 | 256 bit | 1024 MB | DL-DVI / DL-DVI | y | - | y | d | y | |
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GeCube HD 3870 X2 X-Turbo Dual (4 DVI) | 850 | 900? | 256 bit | 1024 MB | DL-DVI / DL-DVI | y | - | y | d | y | |
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GeCube HD 3870 X2 | 825 | 900? | 256 bit | 1024 MB | DL-DVI / DL-DVI | y | - | y | d | y | |
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MSI R3870X2-T2D1G | 825 | 900 | 256 bit | 1024 MB | DL-DVI / DL-DVI | y | - | y | d | y | |
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MSI R3870X2-T2D1G-OC | 850 | 900 | 256 bit | 1024 MB | DL-DVI / DL-DVI | y | - | y | d | y | |
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PowerColor HD 3870 X2 1GB GDDR3 | 825 | 900 | 256 bit | 1024 MB | DL-DVI / DL-DVI | y | - | y | d | y | |
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Sapphire HD 3870 X2 1GB GDDR3 | 825 | 900 | 256 bit | 1024 MB | DL-DVI / DL-DVI | y | - | y | d | y | |
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HIS HD 3870 X2 | 825 | 900 | 256 bit | 1024 MB | DL-DVI / DL-DVI | y | - | y | d | y | |
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Visiontek HD 3870 X2 | 825? | 900? | 256 bit | 1024 MB | DL-DVI / DL-DVI | y | - | y | d | y | |
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Club3D HD 3870 X2 | 825 | 900 | 256 bit | 1024 MB | DL-DVI / DL-DVI | y | - | y | d | y | |
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Diamond Extreme PC HD 3870 X2 Extreme... | 875 | 980 | 256 bit | 1024 MB | DL-DVI / DL-DVI | y | - | y | d | y | |
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Diamond Extreme PC HD 3870 X2 | 825 | 900 | 256 bit | 1024 MB | DL-DVI / DL-DVI | y | - | y | d | y | |
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PowerColor HD 3870 X2 1GB GDDR4 (3xDVI) | 825 | 1126 | 256 bit | 1024 MB | HDMI / DL-DVI | y | - | y | d | y | |
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ASUS EAH3870X2 TOP/G/3DHTI/1G (4 DVI) | 825? | 900? | 256 bit | 1024 MB | DL-DVI / DL-DVI | y | - | y | d | y | |
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Visiontek HD 3870 X2 OC 1GB GDDR3 | 840 | 960 | 256 bit | 1024 MB | DL-DVI / DL-DVI | y | - | y | d | y | |
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Connect3D Radeon HD 3870 X2 | 825 | 900 | 256 bit | 1024 MB | DL-DVI / DL-DVI | y | - | y | d | y | |
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Sapphire Atomic HD 3870 X2 Watercooled | 860 | 930 | 256 bit | 1024 MB | DL-DVI / DL-DVI | y | - | y | d | - | |
| Jetway HD 3870 X2 1GB GDDR3 | 775 | 900 | 256 bit | 1024 MB | DL-DVI / DL-DVI | y | - | y | d | y | ||
| Force3D Radeon HD 3870 X2 | 825 | 900 | 256 bit | 1024 MB | DL-DVI / DL-DVI | y | - | y | d | y |
60 Comments
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Senior Member
The Progenitor
@wyz135 Mike is doing something. I'll ask him about it.
http://en.wikipedia.org/wiki/FLOPS
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And it's quite cheap aswell :) .
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we're into driver 8.1 now
the Chinese one seems a bit more accurate, too bad they didn't have a SLI config
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The Progenitor
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Anyways, I've got someone looking to spend $1500 on a gaming pc. I figured I'll get him one of these.
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The Progenitor
http://www.hexus.net/content/item.php?item=11398&page=12
Your "guarantee" is not worth crap. The 8800 GT , 512MB 8800 GTS, HD 3870 and 8800 GTX get you more performance per dollar in Vista. Had they measured the 8800 GT and 512MB 8800 GTS in XP they would have out scored the HD 3870 X2.
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And after all the Ultra is still a year older. And it just now gets beaten, barely.
I'd like to see how hot it performs comparatively when you get back to XP where the nVidia drivers are optimized to the same degree as the ATI ones. That would highlight hardware more.
And claiming its the single most powerful card on the market is only half true, I mean its honestly two cards smushed together.
guest
If the X2 retails at almost half the price of the Ultra it is definitely worth it.
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Senior Member
As for the 8800 Ultra...scalar MADD MUL architecture... it has 128 shader processors .
The
HD 3870 has a superscalar MADDx5 architecture... so basically , it has
64 shader processors that can do 5 shader operations per shader
processor in one clock cycle (has 5 ALUs in one shader processor ) ,
but the fifth shader ALU is used for ... special things ( not sure what
exactly ) .
As for the 8800 Ultra , it has 128 MADD processors ( one
ALU per shader processor ) and 128 MUL processors ( MUL not being used
really , though ) . So... basically due to the superscalar
architecture's inefficiency makes the superscalar cards slower than
they theoretically could be . Also , the shader clock is locked to the
core ... so they can't clock them riddiculously high to make up for
it's inefficiencies .
This thing costs 450 USD , while the cheapest 8800 U I could find was being sold at 630 USD .
Bleh.. why did I write this again?
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Also, it shouldnt be compared to sli/xfire setups as this is a single card solution. One pci-e slot = single card.
Put it this way, you woudlnt want 2x 4core cpus over a single 8core cpu, would you?
Atm it is performance king trading blows with the ultra. Although I don't think that is fair as ultra doesnt do much over GTX, whereas GTX is like 2/3rds the price of an ultra, even lower on some sites.
Of coarse... 2x ultras would liekly scale better then 4gpu's, however that is assuming you have a crappy nvidia motherboard. Which dont OC well at all. Pretty much all intel boards support xfire so its a good advantage.
Im not a fanboy, I have an 8800GT, but I think this card is a huge success on AMD's part.
If you like benches though the 3870x2 is definitely the way to go lol...
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It's so low compared to Nvidia's cards
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I play all my games @ 1920x1200 but Crysis will not play all very high AA NO WAY it just lags.. i got lastest drivers
QX9650 and 8GB ram DDR2 also have RAID 0 WD raptors
Senior Member
As for the G9* cards , you can't count the 64 TMUs on it as traditional TMUs .
n00b
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n00b