NVIDIA GeForce 830M vs NVIDIA GeForce 800A
We compared two Mobile platform GPUs: 2GB VRAM GeForce 830M and 1024MB VRAM GeForce 800A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce 830M 's Advantages
Boost Clock1150MHz
More VRAM (2GB vs 1024GB)
208 additional rendering cores
NVIDIA GeForce 800A 's Advantages
Lower TDP (15W vs 33W)
Score
Benchmark
FP32 (float)
GeForce 830M
+547%
0.589 TFLOPS
GeForce 800A
0.091 TFLOPS
Graphics Card
Mar 2014
Release Date
Mar 2014
GeForce 800M
Generation
GeForce 800A
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
PCIe 2.0 x16
Clock Speeds
1082 MHz
Base Clock
-
1150 MHz
Boost Clock
-
900 MHz
Memory Clock
900 MHz
Memory
2GB
Memory Size
1024MB
DDR3
Memory Type
DDR3
64bit
Memory Bus
64bit
14.40GB/s
Bandwidth
14.40GB/s
Render Config
-
-
-
-
SM Count
1
256
Shading Units
48
16
TMUs
8
8
ROPs
4
-
-
-
-
-
-
64 KB (per SMM)
L1 Cache
64 KB (per SM)
1024 KB
L2 Cache
128 KB
-
-
-
Theoretical Performance
9.200 GPixel/s
Pixel Rate
950.0 MPixel/s
18.40 GTexel/s
Texture Rate
3.800 GTexel/s
-
-
-
588.8 GFLOPS
FP32 (float)
91.20 GFLOPS
18.40 GFLOPS
FP64 (double)
7.600 GFLOPS
Board Design
33W
TDP
15W
-
-
-
No outputs
Outputs
No outputs
-
-
-
Graphics Processor
GM108
GPU Name
GF119
-
-
-
Maxwell
Architecture
Fermi 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
Unknown
Transistors
0.292 billion
Unknown
Die Size
79 mm²
Graphics Features
12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
1.1
1.3
Vulkan
N/A
5.0
CUDA
2.1
5.1
Shader Model
5.1
