AMD Radeon Pro 555 vs AMD Radeon E9390 PCIe

VS

AMD Radeon Pro 555

AMD Radeon E9390 PCIe

We compared two Mobile platform GPUs: 2GB VRAM Radeon Pro 555 and 8GB VRAM Radeon E9390 PCIe to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon E9390 PCIe 's Advantages

Released 2 years and 4 months late

Boost Clock1089MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (160.0GB/s vs 81.60GB/s)

1024 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon Pro 555

1.306 TFLOPS

Radeon E9390 PCIe +198%

3.903 TFLOPS

Radeon Pro 555

VS

Radeon E9390 PCIe

Graphics Card

Jun 2017

Release Date

Oct 2019

Radeon Pro Mac

Generation

Embedded

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

713 MHz

-

Boost Clock

1089 MHz

1275 MHz

Memory Clock

1250 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

81.60GB/s

Bandwidth

160.0GB/s

Render Config

12

Compute Units

28

-

768

Shading Units

1792

48

TMUs

112

16

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

2 MB

-

Theoretical Performance

13.60 GPixel/s

Pixel Rate

34.85 GPixel/s

40.80 GTexel/s

Texture Rate

122.0 GTexel/s

1306 GFLOPS

FP16 (half)

3.903 TFLOPS

1306 GFLOPS

FP32 (float)

3.903 TFLOPS

81.60 GFLOPS

FP64 (double)

243.9 GFLOPS

Board Design

75W

TDP

75W

-

No outputs

Outputs

4x DisplayPort 1.4a

None

Power Connectors

None

Graphics Processor

Polaris 21

GPU Name

Ellesmere

Polaris 21 PRO

GPU Variant

-

GCN 4.0

Architecture

GCN 4.0

GlobalFoundries

Foundry

GlobalFoundries

14 nm

Process Size

14 nm

3 billion

Transistors

5.7 billion

123 mm²

Die Size

232 mm²

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2

Vulkan

1.2

-

6.4

Shader Model

6.4

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