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GPU Comparison
AMD Radeon HD 6970M vs NVIDIA GeForce 820M
AMD Radeon HD 6970M vs NVIDIA GeForce 820M
VS
AMD Radeon HD 6970M
NVIDIA GeForce 820M
We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6970M and 2GB VRAM GeForce 820M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 6970M 's Advantages
Larger VRAM bandwidth (115.2GB/s vs 28.83GB/s)
576 additional rendering cores
NVIDIA GeForce 820M 's Advantages
Released 4 years and 2 months late
More VRAM (2GB vs 1GB)
Lower TDP (45W vs 75W)
Score
Benchmark
FP32 (float)
Radeon HD 6970M
+109%
1.306 TFLOPS
GeForce 820M
0.622 TFLOPS
Radeon HD 6970M
VS
GeForce 820M
Graphics Card
Jan 2011
Release Date
Mar 2015
Vancouver
Generation
GeForce 800M
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
900 MHz
Memory Clock
901 MHz
Memory
1024MB
Memory Size
2GB
GDDR5
Memory Type
DDR3
256bit
Memory Bus
128bit
115.2GB/s
Bandwidth
28.83GB/s
Render Config
-
SM Count
-
12
Compute Units
-
960
Shading Units
384
48
TMUs
32
32
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
8 KB (per CU)
L1 Cache
16 KB (per SMX)
512 KB
L2 Cache
256 KB
Theoretical Performance
21.76 GPixel/s
Pixel Rate
6.480 GPixel/s
32.64 GTexel/s
Texture Rate
25.92 GTexel/s
-
FP16 (half)
-
1306 GFLOPS
FP32 (float)
622.1 GFLOPS
-
FP64 (double)
25.92 GFLOPS
Graphics Processor
Blackcomb
GPU Name
GK107
Blackcomb XT (216-0811000)
GPU Variant
-
TeraScale 2
Architecture
Kepler
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
1.7 billion
Transistors
1.27 billion
212 mm²
Die Size
118 mm²
Board Design
75W
TDP
45W
-
Suggested PSU
-
No outputs
Outputs
No outputs
None
Power Connectors
-
Graphics Features
11.2 (11_0)
DirectX
12 (11_0)
4.4
OpenGL
4.6
1.2
OpenCL
3.0
N/A
Vulkan
1.1
-
CUDA
3.0
5.0
Shader Model
5.1
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8
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9
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