Radeon HD 6490M 

Released January, 2011
  • 800 MHz
  • 512 MB GDDR5

Benchmarks Real world tests of the Radeon HD 6490M

3DMark 11 Graphics Industry standard benchmark that tests DirectX 11 GPU performance

Radeon HD 6490M
5,571
GeForce 920M
9,003.5
Radeon HD 7470M
3,624.5

Bitcoin mining Data courtesy CompuBench

Radeon HD 6490M
10.81 mHash/s
GeForce 920M
40.41 mHash/s

Face detection Data courtesy CompuBench

Radeon HD 6490M
2.55 mPixels/s
GeForce 920M
8.36 mPixels/s

Ocean surface simulation Data courtesy CompuBench

Radeon HD 6490M
96.4 frames/s
GeForce 920M
157.17 frames/s

Particle simulation Data courtesy CompuBench

Radeon HD 6490M
41.01 mInteraction/s
GeForce 920M
161.39 mInteraction/s

T-Rex (Compubench 1.5) Data courtesy CompuBench

Radeon HD 6490M
-1 frames/s
GeForce 920M
0.84 frames/s

Video composition Data courtesy CompuBench

Radeon HD 6490M
6 frames/s
GeForce 920M
15.36 frames/s

Dirt3

Radeon HD 6490M
9

Specifications Full list of technical specs

gpu

GPU brand AMD
GPU name Seymour
Market Laptop
Clock speed 800 MHz
Is dual GPU No
Reference card None

raw performance

Shading units 160
Texture mapping units 8
Render output processors 4
Compute units 2
Pixel rate 3.2 GPixel/s
Texture rate 6.4 GTexel/s
Floating-point performance 256 GFLOPS

memory

Memory clock speed 800 MHz
Effective memory clock speed 3,200 MHz
Memory bus 64 bit
Memory 512 MB
Memory type GDDR5
Memory bandwidth 25.6 GB/s
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