Radeon HD 3870 X2 

Released January, 2008
  • 825 MHz
  • 1 GB GDDR3

Benchmarks Real world tests of the Radeon HD 3870 X2

PassMark Industry standard benchmark for overall graphics card performanceData courtesy Passmark

Radeon HD 3870 X2

T-Rex (GFXBench 3.0) Data courtesy CompuBench

Radeon HD 3870 X2
GeForce GTS 250
Radeon HD 5770

Cloud Gate Factor Data courtesy FutureMark

Radeon HD 3870 X2

Reviews Word on the street for the Radeon HD 3870 X2

Specifications Full list of technical specs


GPU brand ATI
GPU name R680
Market Desktop
Clock speed 825 MHz
Is dual GPU Yes
Reference card None

raw performance

Shading units 640
Texture mapping units 32
Render output processors 32
Compute units 8
Pixel rate 26.4 GPixel/s
Texture rate 26.4 GTexel/s
Floating-point performance 1,056 GFLOPS


Memory clock speed 901 MHz
Effective memory clock speed 1,802 MHz
Memory bus 512 bit
Memory 1,024 MB
Memory type GDDR3
Memory bandwidth 115.32 GB/s

noise and power

TDP 165W
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