AMD Radeon R5 A320 vs AMD Radeon Pro 575X

VS

AMD Radeon R5 A320

AMD Radeon Pro 575X

We compared two Mobile platform GPUs: 1024MB VRAM Radeon R5 A320 and 4GB VRAM Radeon Pro 575X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R5 A320 's Advantages

Boost Clock825MHz

AMD Radeon Pro 575X 's Advantages

Released 4 years and 2 months late

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (217.6GB/s vs 16.00GB/s)

1728 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R5 A320

0.528 TFLOPS

Radeon Pro 575X +750%

4.489 TFLOPS

Radeon R5 A320

VS

Radeon Pro 575X

Graphics Card

Jan 2015

Release Date

Mar 2019

All-In-One

Generation

Radeon Pro Mac

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

750 MHz

Base Clock

-

825 MHz

Boost Clock

-

1000 MHz

Memory Clock

1700 MHz

Memory

1024MB

Memory Size

4GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

16.00GB/s

Bandwidth

217.6GB/s

Render Config

5

Compute Units

32

-

320

Shading Units

2048

20

TMUs

128

8

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

2 MB

-

Theoretical Performance

6.600 GPixel/s

Pixel Rate

35.07 GPixel/s

16.50 GTexel/s

Texture Rate

140.3 GTexel/s

-

FP16 (half)

4.489 TFLOPS

528.0 GFLOPS

FP32 (float)

4.489 TFLOPS

-

FP64 (double)

280.6 GFLOPS

Board Design

Unknown

TDP

150W

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Jet

GPU Name

Polaris 20

Jet PRO (216-0856040)

GPU Variant

Polaris 20 XL (215-0910052)

GCN 1.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

0.69 billion

Transistors

5.7 billion

56 mm²

Die Size

232 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

2.1

1.2.170

Vulkan

1.2

-

6.5 (5.1)

Shader Model

6.4

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