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Radeon HD 3870 X2 1GB

This is a multi-GPU card. This means that it has two cores. You would think that this would double its performance, but this does not usually happen.

Model Radeon HD 3870 X2 1GB
Year Jan 28, 2008
Code Name R680
Fab Process 55 nm
Transistors N/A million
Bus PCIe 2.0 x16/(internal PCIe 1.1 x16)
Memory 1024 MB (x2)
Core Speed 825 MHz (x2)
Cores 2
Memory Speed 2252 MHz (x2)
Unified Shaders 320(64x5) (x2)
Texture Mapping Units 16 (x2)
Render Output Units 16 (x2)
Bus Type GDDR4
Bus Width 256-bit (x2)
Direct X Version 10.1
OpenGL Version 3.0
Power (Max TDP) N/A Watts
Bandwidth 72064 MB/sec (x2)
Texel Rate 13200 Mtexels/sec (x2)
Pixel Rate 13200 Mpixels/sec (x2)


Cards with theoretically similar performance:

Click on any of the following cards to compare it to the Radeon HD 3870 X2 1GB:
GeForce GTX 590164160
Radeon HD 6950160000
Radeon HD 6990160000
Radeon HD 6950 2GB160000
Radeon R9 M390X160000
Radeon R9 M395X160000
GeForce GTX 285 1GB158976
GeForce GTX 285 2GB158976
Radeon HD 7850153600
Radeon R9 M290X153600
Radeon HD 7870153600
Radeon HD 5870153600
GeForce GTX 570152000
Radeon RX 6500 XT147456
GeForce GTX 660144192
GeForce GTX 660 Ti144000
GeForce GTX 560 Ti 448144000
GeForce GTX 280141696
Radeon HD 6870134400
Radeon HD 6790134400
GeForce GTX 470133920
GeForce GTX 1650131072
GeForce GTX 560 Ti128256
GeForce GTX 560128128
GeForce GTX 880M128000
GeForce GTX 980M128000
Radeon HD 5970128000
Radeon HD 6850128000
Radeon HD 5830128000
Radeon HD 5850128000
GeForce GTX 275127008
Radeon HD 4890 1GB124800
Radeon HD 4890 2GB124800
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