NVIDIA GeForce 800A vs NVIDIA GeForce GTX 870M
We compared two Mobile platform GPUs: 1024MB VRAM GeForce 800A and 3GB VRAM GeForce GTX 870M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce 800A 's Advantages
Lower TDP (15W vs 100W)
NVIDIA GeForce GTX 870M 's Advantages
Boost Clock967MHz
More VRAM (3GB vs 1024GB)
Larger VRAM bandwidth (120.0GB/s vs 14.40GB/s)
1296 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce 800A
0.091 TFLOPS
GeForce GTX 870M
+2756%
2.599 TFLOPS
Graphics Card
Mar 2014
Release Date
Mar 2014
GeForce 800A
Generation
GeForce 800M
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
MXM-B (3.0)
Clock Speeds
-
Base Clock
941 MHz
-
Boost Clock
967 MHz
900 MHz
Memory Clock
1250 MHz
Memory
1024MB
Memory Size
3GB
DDR3
Memory Type
GDDR5
64bit
Memory Bus
192bit
14.40GB/s
Bandwidth
120.0GB/s
Render Config
-
-
-
1
SM Count
-
48
Shading Units
1344
8
TMUs
112
4
ROPs
24
-
-
-
-
-
-
64 KB (per SM)
L1 Cache
16 KB (per SMX)
128 KB
L2 Cache
384 KB
-
-
-
Theoretical Performance
950.0 MPixel/s
Pixel Rate
27.08 GPixel/s
3.800 GTexel/s
Texture Rate
108.3 GTexel/s
-
-
-
91.20 GFLOPS
FP32 (float)
2.599 TFLOPS
7.600 GFLOPS
FP64 (double)
108.3 GFLOPS
Board Design
15W
TDP
100W
-
-
-
No outputs
Outputs
No outputs
-
Power Connectors
None
Graphics Processor
GF119
GPU Name
GK104
-
GPU Variant
N15E-GT-A2
Fermi 2.0
Architecture
Kepler
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
0.292 billion
Transistors
3.54 billion
79 mm²
Die Size
294 mm²
Graphics Features
12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
1.1
OpenCL
3.0
N/A
Vulkan
1.1
2.1
CUDA
3.0
5.1
Shader Model
5.1
