NVIDIA GeForce GTX 870M vs NVIDIA RTX A2000 Mobile 8 GB
GPU · Specs Compare
Graphics Card
Release Date
Mar 2014
Apr 2021
Generation
GeForce 800M
Ampere-MW
Type
Mobile
Mobile
Bus Interface
MXM-B (3.0)
PCIe 4.0 x16
Clock Speeds
Base Clock
941 MHz
1117 MHz
Boost Clock
967 MHz
1612 MHz
Memory Clock
1250 MHz
1750 MHz
Memory
Memory Size
3GB
8GB
Memory Type
GDDR5
GDDR6
Memory Bus
192bit
128bit
Bandwidth
120.0GB/s
224.0GB/s
Render Config
Shading Units
1344
2560
TMUs
112
80
ROPs
24
48
L1 Cache
16 KB (per SMX)
128 KB (per SM)
L2 Cache
384 KB
2 MB
SM Count
—
20
Tensor Cores
—
80
RT Cores
—
20
Theoretical Performance
Pixel Rate
27.08 GPixel/s
77.38 GPixel/s
Texture Rate
108.3 GTexel/s
129.0 GTexel/s
FP32 (float)
2.599 TFLOPS
8.253 TFLOPS
FP64 (double)
108.3 GFLOPS
129.0 GFLOPS
FP16 (half)
—
8.253 TFLOPS
Graphics Processor
GPU Name
GK104
GA107
GPU Variant
N15E-GT-A2
—
Architecture
Kepler
Ampere
Foundry
TSMC
Samsung
Process Size
28 nm
8 nm
Transistors
3.54 billion
8.7 billion
Die Size
294 mm²
200 mm²
Board Design
TDP
100W
95W
Outputs
No outputs
Portable Device Dependent
Power Connectors
None
None
Graphics Features
DirectX
12 (11_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.1
1.3
CUDA
3.0
8.6
Shader Model
5.1
6.8
▲ Specs Compare
Data sourced from official specifications and benchmark tests.