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GPU Comparison
AMD Radeon HD 7950M vs AMD Radeon HD 6670A
AMD Radeon HD 7950M vs AMD Radeon HD 6670A
VS
AMD Radeon HD 7950M
AMD Radeon HD 6670A
We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 7950M and 1024MB VRAM Radeon HD 6670A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 7950M 's Advantages
Released 1 years late
More VRAM (2GB vs 1GB)
Larger VRAM bandwidth (128.0GB/s vs 64.00GB/s)
800 additional rendering cores
AMD Radeon HD 6670A 's Advantages
Lower TDP (45W vs 75W)
Score
Benchmark
FP32 (float)
Radeon HD 7950M
+211%
1.792 TFLOPS
Radeon HD 6670A
0.576 TFLOPS
Radeon HD 7950M
VS
Radeon HD 6670A
Graphics Card
Apr 2012
Release Date
Apr 2011
London
Generation
All-In-One
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
MXM-A (3.0)
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1000 MHz
Memory Clock
1000 MHz
Memory
2GB
Memory Size
1024MB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
128bit
128.0GB/s
Bandwidth
64.00GB/s
Render Config
-
SM Count
-
20
Compute Units
6
1280
Shading Units
480
80
TMUs
24
32
ROPs
8
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
8 KB (per CU)
512 KB
L2 Cache
256 KB
Theoretical Performance
22.40 GPixel/s
Pixel Rate
4.800 GPixel/s
56.00 GTexel/s
Texture Rate
14.40 GTexel/s
-
FP16 (half)
-
1.792 TFLOPS
FP32 (float)
576.0 GFLOPS
-
FP64 (double)
-
Graphics Processor
Wimbledon
GPU Name
Turks
Wimbledon PRO
GPU Variant
Turks XT (215-0803000)
GCN 1.0
Architecture
TeraScale 2
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
2.8 billion
Transistors
0.716 billion
212 mm²
Die Size
118 mm²
Board Design
75W
TDP
45W
-
Suggested PSU
-
No outputs
Outputs
No outputs
-
Power Connectors
-
Graphics Features
12 (11_1)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
1.2
OpenCL
1.2
1.2
Vulkan
N/A
-
CUDA
-
5.1
Shader Model
5.0
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