NVIDIA GeForce GTX 680M vs AMD Radeon E8870
GPU Specs Compare
Graphics Card
Release Date
Jun 2012
Sep 2015
Generation
GeForce 600M
Embedded
Type
Mobile
Mobile
Bus Interface
MXM-B (3.0)
MXM-B (3.0)
Clock Speeds
Base Clock
719 MHz
-
Boost Clock
758 MHz
-
Memory Clock
900 MHz
1500 MHz
Memory
Memory Size
4GB
4GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
128bit
Bandwidth
115.2GB/s
96.00GB/s
Render Config
Shading Units
1344
768
TMUs
112
48
ROPs
32
16
L1 Cache
16 KB (per SMX)
16 KB (per CU)
L2 Cache
512 KB
256 KB
Compute Units
-
12
Theoretical Performance
Pixel Rate
21.22 GPixel/s
16.00 GPixel/s
Texture Rate
84.90 GTexel/s
48.00 GTexel/s
FP32 (float)
2.038 TFLOPS
1.536 TFLOPS
FP64 (double)
84.90 GFLOPS
96.00 GFLOPS
Graphics Processor
GPU Name
GK104
Saturn
GPU Variant
N13E-GTX-A2
Saturn PRO
Architecture
Kepler
GCN 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
3.54 billion
2.08 billion
Die Size
294 mm²
160 mm²
Board Design
TDP
100W
75W
Outputs
No outputs
No outputs
Power Connectors
None
None
Graphics Features
DirectX
12 (11_0)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
3.0
2.0
Vulkan
1.1
1.2
CUDA
3.0
-
Shader Model
5.1
6.3
📊 Benchmark
Blender
189
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