NVIDIA RTX A2000 Max-Q vs NVIDIA GeForce GTX 850A
We compared two Mobile platform GPUs: 4GB VRAM RTX A2000 Max Q and 2GB VRAM GeForce GTX 850A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA RTX A2000 Max-Q 's Advantages
Released 7 years and 1 months late
Boost Clock has increased by 29% (1207MHz vs 936MHz)
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (176.0GB/s vs 28.80GB/s)
1920 additional rendering cores
NVIDIA GeForce GTX 850A 's Advantages
Lower TDP (45W vs 95W)
Score
Benchmark
FP32 (float)
RTX A2000 Max Q
+415%
6.18 TFLOPS
GeForce GTX 850A
1.198 TFLOPS
Graphics Card
Apr 2021
Release Date
Mar 2014
Ampere-MW
Generation
GeForce 800A
Mobile
Type
Mobile
PCIe 4.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
682 MHz
Base Clock
902 MHz
1207 MHz
Boost Clock
936 MHz
1375 MHz
Memory Clock
900 MHz
Memory
4GB
Memory Size
2GB
GDDR6
Memory Type
DDR3
128bit
Memory Bus
128bit
176.0GB/s
Bandwidth
28.80GB/s
Render Config
-
-
-
20
SM Count
-
2560
Shading Units
640
80
TMUs
40
48
ROPs
16
80
Tensor Cores
-
20
RT Cores
-
128 KB (per SM)
L1 Cache
64 KB (per SMM)
2 MB
L2 Cache
2 MB
-
-
-
Theoretical Performance
57.94 GPixel/s
Pixel Rate
14.98 GPixel/s
96.56 GTexel/s
Texture Rate
37.44 GTexel/s
6.180 TFLOPS
FP16 (half)
-
6.180 TFLOPS
FP32 (float)
1198 GFLOPS
96.56 GFLOPS
FP64 (double)
37.44 GFLOPS
Board Design
95W
TDP
45W
-
-
-
Portable Device Dependent
Outputs
No outputs
None
Power Connectors
-
Graphics Processor
GA107
GPU Name
GM107
-
GPU Variant
N15P-GT-A1
Ampere
Architecture
Maxwell
Samsung
Foundry
TSMC
8 nm
Process Size
28 nm
8.7 billion
Transistors
1.87 billion
200 mm²
Die Size
148 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.3
8.6
CUDA
5.0
6.8
Shader Model
5.1
