Mobility Radeon HD 4870 

Released January, 2009
  • 550 MHz
  • 1 GB GDDR5

Benchmarks Real world tests of the Mobility Radeon HD 4870

PassMark Industry standard benchmark for overall graphics card performanceData courtesy Passmark

Mobility Radeon HD 4870

Cloud Gate Factor Data courtesy FutureMark

Mobility Radeon HD 4870

Specifications Full list of technical specs


GPU brand ATI
GPU name M98
Market Laptop
Clock speed 550 MHz
Is dual GPU No
Reference card ATi Mobility Radeon HD 4870 550 MHz 512 MB

raw performance

Shading units 800
Texture mapping units 40
Render output processors 16
Compute units 10
Pixel rate 8.8 GPixel/s
Texture rate 22 GTexel/s
Floating-point performance 880 GFLOPS


Memory clock speed 700 MHz
Effective memory clock speed 2,800 MHz
Memory bus 256 bit
Memory 1,024 MB
Memory type GDDR5
Memory bandwidth 89.6 GB/s
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