NVIDIA GeForce GTX 680M vs NVIDIA GeForce GTX 870M
GPU Specs Compare
Graphics Card
Release Date
Jun 2012
Mar 2014
Generation
GeForce 600M
GeForce 800M
Type
Mobile
Mobile
Bus Interface
MXM-B (3.0)
MXM-B (3.0)
Clock Speeds
Base Clock
719 MHz
941 MHz
Boost Clock
758 MHz
967 MHz
Memory Clock
900 MHz
1250 MHz
Memory
Memory Size
4GB
3GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
192bit
Bandwidth
115.2GB/s
120.0GB/s
Render Config
Shading Units
1344
1344
TMUs
112
112
ROPs
32
24
L1 Cache
16 KB (per SMX)
16 KB (per SMX)
L2 Cache
512 KB
384 KB
Theoretical Performance
Pixel Rate
21.22 GPixel/s
27.08 GPixel/s
Texture Rate
84.90 GTexel/s
108.3 GTexel/s
FP32 (float)
2.038 TFLOPS
2.599 TFLOPS
FP64 (double)
84.90 GFLOPS
108.3 GFLOPS
Graphics Processor
GPU Name
GK104
GK104
GPU Variant
N13E-GTX-A2
N15E-GT-A2
Architecture
Kepler
Kepler
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
3.54 billion
3.54 billion
Die Size
294 mm²
294 mm²
Board Design
TDP
100W
100W
Outputs
No outputs
No outputs
Power Connectors
None
None
Graphics Features
DirectX
12 (11_0)
12 (11_0)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.1
1.1
CUDA
3.0
3.0
Shader Model
5.1
5.1
📊 Benchmark
Blender
189
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