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/ Comparison of Radeon HD 7970M and AMD Radeon HD - FirePro D300 Compute Engine
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Comparison of Radeon HD 7970M and AMD Radeon HD - FirePro D300 Compute Engine
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Attribute
Radeon HD 7970M
×
AMD Radeon HD - FirePro D300 Compute Engine
×
GPU
Release year (year)
2012
2014
GPU brand
AMD
AMD
GPU name
Wimbledon
Pitcairn
Market
Laptop
-
Clock speed (MHz)
850
850
Is dual GPU
-
-
Model
Radeon HD 7970M
AMD Radeon HD - FirePro D300 Compute Engine
Memory
Memory (MB)
2,048
2,048
Memory bandwidth (GB/s)
153.6
162.6
Memory bus (bit)
256
256
Memory type
GDDR5
GDDR5
Memory clock speed (MHz)
1,200
1,270
Effective memory clock speed (MHz)
4,800
5,080
Noise and power
TDP (W)
100
150
Raw performance
Pixel rate (GPixel/s)
27.2
27.2
Render output processors
32
32
Texture mapping units
80
80
Shading units
1,280
1,280
Floating-point performance (GFLOPS)
2,176
2,176
Compute units
20
20
Texture rate (GTexel/s)
68
68
Benchmarks
Particle simulation (mInteraction/s)
-
307
T-Rex (Compubench 1.5) (frames/s)
-
1
Video composition (frames/s)
-
70.69
Battlefield 4
35.3
-
Face detection (mPixels/s)
51.64
48.05
1
↑
T-Rex (GFXBench 3.0)
3339.58
3351.76
Manhattan (GFXBench 3.0)
3713.82
3712.58
Bitcoin mining (mHash/s)
257.3
242.18
Sky Diver Factor
271.71
-
Thief
33.5
-
Fire Strike Factor
46.48
-
Ocean surface simulation (frames/s)
-
1192.55
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