ATi Radeon HD 4890 

Released April, 2009
  • 850 MHz
  • 1 GB GDDR5
2.1 Out of 10

Benchmarks Real world tests of the Radeon HD 4890

PassMark Industry standard benchmark for overall graphics card performanceData courtesy Passmark

Radeon HD 4890
1,535

T-Rex (GFXBench 3.0) Data courtesy CompuBench

Radeon HD 4890
3,358.98
GeForce GTX 970
3,358.38
GeForce GTX 970
3,358.38

Sky Diver Factor Data courtesy FutureMark

Radeon HD 4890
2.27

Cloud Gate Factor Data courtesy FutureMark

Radeon HD 4890
14.68

Reviews Word on the street for the Radeon HD 4890

Specifications Full list of technical specs

gpu

GPU brand ATI
GPU name RV790
Market Desktop
Clock speed 850 MHz
Is dual GPU No
Reference card None

raw performance

Shading units 800
Texture mapping units 40
Render output processors 16
Compute units 10
Pixel rate 13.6 GPixel/s
Texture rate 34 GTexel/s
Floating-point performance 1,360 GFLOPS

memory

Memory clock speed 975 MHz
Effective memory clock speed 3,900 MHz
Memory bus 256 bit
Memory 1,024 MB
Memory type GDDR5
Memory bandwidth 124.8 GB/s

noise and power

TDP 190W
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