NVIDIA RTX A4000 Max-Q vs AMD Radeon R5 M420

VS

NVIDIA RTX A4000 Max-Q

AMD Radeon R5 M420

We compared two Mobile platform GPUs: 8GB VRAM RTX A4000 Max Q and 4GB VRAM Radeon R5 M420 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 4 years and 11 months late

Boost Clock has increased by 64% (1395MHz vs 850MHz)

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (352.0GB/s vs 16.00GB/s)

4800 additional rendering cores

Score

Benchmark

FP32 (float)

RTX A4000 Max Q +2525%

14.28 TFLOPS

Radeon R5 M420

0.544 TFLOPS

RTX A4000 Max Q

VS

Radeon R5 M420

Graphics Card

Apr 2021

Release Date

May 2016

Quadro Ampere-M

Generation

Gem System

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

780 MHz

Base Clock

780 MHz

1395 MHz

Boost Clock

850 MHz

1375 MHz

Memory Clock

1000 MHz

Memory

8GB

Memory Size

4GB

GDDR6

Memory Type

DDR3

256bit

Memory Bus

64bit

352.0GB/s

Bandwidth

16.00GB/s

Render Config

-

Compute Units

5

40

SM Count

-

5120

Shading Units

320

160

TMUs

20

80

ROPs

8

160

Tensor Cores

-

40

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

128 KB

-

Theoretical Performance

111.6 GPixel/s

Pixel Rate

6.800 GPixel/s

223.2 GTexel/s

Texture Rate

17.00 GTexel/s

14.28 TFLOPS

FP16 (half)

-

14.28 TFLOPS

FP32 (float)

544.0 GFLOPS

223.2 GFLOPS

FP64 (double)

34.00 GFLOPS

Board Design

80W

TDP

Unknown

-

Portable Device Dependent

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Processor

GA104

GPU Name

Jet

-

GPU Variant

Jet PRO (216-0856040)

Ampere

Architecture

GCN 1.0

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

17.4 billion

Transistors

0.69 billion

392 mm²

Die Size

56 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

2.1 (1.2)

1.3

Vulkan

1.2.170

8.6

CUDA

-

6.7

Shader Model

6.5 (5.1)

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