Home GPU Comparison NVIDIA RTX A4000 Max-Q vs NVIDIA GeForce 820M

NVIDIA RTX A4000 Max-Q vs NVIDIA GeForce 820M

We compared two Mobile platform GPUs: 8GB VRAM RTX A4000 Max Q and 2GB VRAM GeForce 820M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A4000 Max-Q 's Advantages
Released 6 years and 1 months late
Boost Clock1395MHz
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (352.0GB/s vs 28.83GB/s)
4736 additional rendering cores
NVIDIA GeForce 820M 's Advantages
Lower TDP (45W vs 80W)

Score

Benchmark

FP32 (float)
RTX A4000 Max Q +2195%
14.28 TFLOPS
GeForce 820M
0.622 TFLOPS
VS

Graphics Card

Apr 2021
Release Date
Mar 2015
Quadro Ampere-M
Generation
GeForce 800M
Mobile
Type
Mobile
PCIe 4.0 x16
Bus Interface
PCIe 3.0 x16

Clock Speeds

780 MHz
Base Clock
-
1395 MHz
Boost Clock
-
1375 MHz
Memory Clock
901 MHz

Memory

8GB
Memory Size
2GB
GDDR6
Memory Type
DDR3
256bit
Memory Bus
128bit
352.0GB/s
Bandwidth
28.83GB/s

Render Config

-
-
-
40
SM Count
-
5120
Shading Units
384
160
TMUs
32
80
ROPs
16
160
Tensor Cores
-
40
RT Cores
-
128 KB (per SM)
L1 Cache
16 KB (per SMX)
4 MB
L2 Cache
256 KB
-
-
-

Theoretical Performance

111.6 GPixel/s
Pixel Rate
6.480 GPixel/s
223.2 GTexel/s
Texture Rate
25.92 GTexel/s
14.28 TFLOPS
FP16 (half)
-
14.28 TFLOPS
FP32 (float)
622.1 GFLOPS
223.2 GFLOPS
FP64 (double)
25.92 GFLOPS

Board Design

80W
TDP
45W
-
-
-
Portable Device Dependent
Outputs
No outputs
None
Power Connectors
-

Graphics Processor

GA104
GPU Name
GK107
-
-
-
Ampere
Architecture
Kepler
Samsung
Foundry
TSMC
8 nm
Process Size
28 nm
17.4 billion
Transistors
1.27 billion
392 mm²
Die Size
118 mm²

Graphics Features

12 Ultimate (12_2)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.1
8.6
CUDA
3.0
6.7
Shader Model
5.1

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