AMD Radeon E9390 PCIe vs AMD Radeon R5 M420

VS

AMD Radeon E9390 PCIe AMD Radeon R5 M420

We compared two Mobile platform GPUs: 8GB VRAM Radeon E9390 PCIe and 4GB VRAM Radeon R5 M420 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon E9390 PCIe 's Advantages

Released 3 years and 5 months late

Boost Clock has increased by 28% (1089MHz vs 850MHz)

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (160.0GB/s vs 16.00GB/s)

1472 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon E9390 PCIe +617%

3.903 TFLOPS

Radeon R5 M420

0.544 TFLOPS

Radeon E9390 PCIe

VS

Radeon R5 M420

Graphics Card

Oct 2019

Release Date

May 2016

Embedded

Generation

Gem System

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

713 MHz

Base Clock

780 MHz

1089 MHz

Boost Clock

850 MHz

1250 MHz

Memory Clock

1000 MHz

Memory

8GB

Memory Size

4GB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

64bit

160.0GB/s

Bandwidth

16.00GB/s

Render Config

-

SM Count

-

28

Compute Units

5

1792

Shading Units

320

112

TMUs

20

32

ROPs

8

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

128 KB

Theoretical Performance

34.85 GPixel/s

Pixel Rate

6.800 GPixel/s

122.0 GTexel/s

Texture Rate

17.00 GTexel/s

3.903 TFLOPS

FP16 (half)

-

3.903 TFLOPS

FP32 (float)

544.0 GFLOPS

243.9 GFLOPS

FP64 (double)

34.00 GFLOPS

Graphics Processor

Ellesmere

GPU Name

Jet

-

GPU Variant

Jet PRO (216-0856040)

GCN 4.0

Architecture

GCN 1.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

5.7 billion

Transistors

0.69 billion

232 mm²

Die Size

56 mm²

Board Design

75W

TDP

Unknown

-

Suggested PSU

-

4x DisplayPort 1.4a

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

2.1 (1.2)

1.2

Vulkan

1.2.170

-

CUDA

-

6.4

Shader Model

6.5 (5.1)

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