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GPU Comparison
AMD Radeon HD 6650A vs NVIDIA GeForce 820A
AMD Radeon HD 6650A vs NVIDIA GeForce 820A
VS
AMD Radeon HD 6650A
NVIDIA GeForce 820A
We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6650A and 1024MB VRAM GeForce 820A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 6650A 's Advantages
Larger VRAM bandwidth (28.80GB/s vs 14.40GB/s)
384 additional rendering cores
NVIDIA GeForce 820A 's Advantages
Released 2 years and 11 months late
Lower TDP (15W vs 45W)
Score
Benchmark
FP32 (float)
Radeon HD 6650A
+93%
0.576 TFLOPS
GeForce 820A
0.298 TFLOPS
Radeon HD 6650A
VS
GeForce 820A
Graphics Card
Apr 2011
Release Date
Mar 2014
All-In-One
Generation
GeForce 800A
Mobile
Type
Mobile
MXM-A (3.0)
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
900 MHz
Memory Clock
900 MHz
Memory
1024MB
Memory Size
1024MB
DDR3
Memory Type
DDR3
128bit
Memory Bus
64bit
28.80GB/s
Bandwidth
14.40GB/s
Render Config
6
Compute Units
-
-
SM Count
2
480
Shading Units
96
24
TMUs
16
8
ROPs
8
-
-
-
-
-
-
8 KB (per CU)
L1 Cache
64 KB (per SM)
256 KB
L2 Cache
128 KB
-
-
-
Theoretical Performance
4.800 GPixel/s
Pixel Rate
3.100 GPixel/s
14.40 GTexel/s
Texture Rate
12.40 GTexel/s
-
-
-
576.0 GFLOPS
FP32 (float)
297.6 GFLOPS
-
FP64 (double)
24.80 GFLOPS
Board Design
45W
TDP
15W
-
-
-
No outputs
Outputs
No outputs
-
-
-
Graphics Processor
Onega
GPU Name
GF117
-
GPU Variant
N15V-GM
TeraScale 2
Architecture
Fermi 2.0
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
0.716 billion
Transistors
0.585 billion
118 mm²
Die Size
116 mm²
Graphics Features
11.2 (11_0)
DirectX
12 (11_0)
4.4
OpenGL
4.6
1.2
OpenCL
1.1
N/A
Vulkan
N/A
-
CUDA
2.1
5.0
Shader Model
5.1
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