GeForce GTX 680M vs GeForce 800A
We compared two Mobile platform GPUs: 4GB VRAM GeForce GTX 680M and 1024MB VRAM GeForce 800A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce GTX 680M 's Advantages
Boost Clock758MHz
More VRAM (4GB vs 1024GB)
Larger VRAM bandwidth (115.2GB/s vs 14.40GB/s)
1296 additional rendering cores
GeForce 800A 's Advantages
Released 1 years and 9 months late
Lower TDP (15W vs 100W)
Score
Benchmark
FP32 (float)
GeForce GTX 680M
+2139%
2038
GeForce 800A
91
Graphics Card
Jun 2012
Release Date
Mar 2014
GeForce 600M
Generation
GeForce 800A
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
900 MHz
Memory
4GB
Memory Size
1024MB
GDDR5
Memory Type
DDR3
256bit
Memory Bus
64bit
115.2GB/s
Bandwidth
14.40GB/s
Render Config
-
SM Count
1
1344
Shading Units
48
112
TMUs
8
32
ROPs
4
16 KB (per SMX)
L1 Cache
64 KB (per SM)
512 KB
L2 Cache
128 KB
Theoretical Performance
21.22 GPixel/s
Pixel Rate
950.0 MPixel/s
84.90 GTexel/s
Texture Rate
3.800 GTexel/s
2.038 TFLOPS
FP32 (float)
91.20 GFLOPS
84.90 GFLOPS
FP64 (double)
7.600 GFLOPS
Board Design
100W
TDP
15W
No outputs
Outputs
No outputs
None
Power Connectors
-
Graphics Processor
GK104
GPU Name
GF119
N13E-GTX-A2
GPU Variant
-
Kepler
Architecture
Fermi 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
3.54 billion
Transistors
0.292 billion
294 mm²
Die Size
79 mm²
Graphics Features
12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
1.1
1.1
Vulkan
N/A
3.0
CUDA
2.1
5.1
Shader Model
5.1
