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GPU Comparison
NVIDIA GeForce GTX 680M vs AMD Radeon HD 6850M
NVIDIA GeForce GTX 680M vs AMD Radeon HD 6850M
VS
NVIDIA GeForce GTX 680M
AMD Radeon HD 6850M
We compared two Mobile platform GPUs: 4GB VRAM GeForce GTX 680M and 1024MB VRAM Radeon HD 6850M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 680M 's Advantages
Released 1 years and 5 months late
Boost Clock758MHz
More VRAM (4GB vs 1GB)
Larger VRAM bandwidth (115.2GB/s vs 25.60GB/s)
544 additional rendering cores
AMD Radeon HD 6850M 's Advantages
Lower TDP (50W vs 100W)
Score
Benchmark
FP32 (float)
GeForce GTX 680M
+88%
2.038 TFLOPS
Radeon HD 6850M
1.08 TFLOPS
GeForce GTX 680M
VS
Radeon HD 6850M
Graphics Card
Jun 2012
Release Date
Jan 2011
GeForce 600M
Generation
Vancouver
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
PCIe 2.0 x16
Clock Speeds
719 MHz
Base Clock
-
758 MHz
Boost Clock
-
900 MHz
Memory Clock
800 MHz
Memory
4GB
Memory Size
1024MB
GDDR5
Memory Type
GDDR3
256bit
Memory Bus
128bit
115.2GB/s
Bandwidth
25.60GB/s
Render Config
-
SM Count
-
-
Compute Units
10
1344
Shading Units
800
112
TMUs
40
32
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
16 KB (per SMX)
L1 Cache
8 KB (per CU)
512 KB
L2 Cache
256 KB
Theoretical Performance
21.22 GPixel/s
Pixel Rate
10.80 GPixel/s
84.90 GTexel/s
Texture Rate
27.00 GTexel/s
-
FP16 (half)
-
2.038 TFLOPS
FP32 (float)
1080 GFLOPS
84.90 GFLOPS
FP64 (double)
-
Graphics Processor
GK104
GPU Name
Granville
N13E-GTX-A2
GPU Variant
Granville PRO
Kepler
Architecture
TeraScale 2
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
3.54 billion
Transistors
1.04 billion
294 mm²
Die Size
166 mm²
Board Design
100W
TDP
50W
-
Suggested PSU
-
No outputs
Outputs
No outputs
None
Power Connectors
-
Graphics Features
12 (11_0)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
3.0
OpenCL
1.2
1.1
Vulkan
N/A
3.0
CUDA
-
5.1
Shader Model
5.0
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