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GPU Comparison
AMD Radeon HD 7950M vs ATI Mobility Radeon HD 3850 X2
AMD Radeon HD 7950M vs ATI Mobility Radeon HD 3850 X2
VS
AMD Radeon HD 7950M
ATI Mobility Radeon HD 3850 X2
We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 7950M and 512MB VRAM Mobility Radeon HD 3850 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 7950M 's Advantages
Released 3 years and 10 months late
Larger VRAM bandwidth (128.0GB/s vs 48.00GB/s)
960 additional rendering cores
ATI Mobility Radeon HD 3850 X2 's Advantages
Lower TDP (70W vs 75W)
Score
Benchmark
FP32 (float)
Radeon HD 7950M
+383%
1.792 TFLOPS
Mobility Radeon HD 3850 X2
0.371 TFLOPS
Radeon HD 7950M
VS
Mobility Radeon HD 3850 X2
Graphics Card
Apr 2012
Release Date
Jun 2008
London
Generation
M8x
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1000 MHz
Memory Clock
750 MHz
Memory
2GB
Memory Size
512MB
GDDR5
Memory Type
GDDR3
256bit
Memory Bus
256bit
128.0GB/s
Bandwidth
48.00GB/s
Render Config
-
SM Count
-
20
Compute Units
4
1280
Shading Units
320
80
TMUs
16
32
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
-
512 KB
L2 Cache
256 KB
Theoretical Performance
22.40 GPixel/s
Pixel Rate
9.280 GPixel/s
56.00 GTexel/s
Texture Rate
9.280 GTexel/s
-
FP16 (half)
-
1.792 TFLOPS
FP32 (float)
371.2 GFLOPS
-
FP64 (double)
74.24 GFLOPS
Graphics Processor
Wimbledon
GPU Name
M88
Wimbledon PRO
GPU Variant
-
GCN 1.0
Architecture
TeraScale
TSMC
Foundry
TSMC
28 nm
Process Size
55 nm
2.8 billion
Transistors
0.666 billion
212 mm²
Die Size
192 mm²
Board Design
75W
TDP
70W
-
Suggested PSU
-
No outputs
Outputs
No outputs
-
Power Connectors
-
Graphics Features
12 (11_1)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3
1.2
OpenCL
N/A
1.2
Vulkan
N/A
-
CUDA
-
5.1
Shader Model
4.1
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