AMD Radeon Pro 450 vs AMD Radeon Pro 575

VS

AMD Radeon Pro 450

AMD Radeon Pro 575

We compared two Mobile platform GPUs: 2GB VRAM Radeon Pro 450 and 4GB VRAM Radeon Pro 575 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro 450 's Advantages

Lower TDP (35W vs 150W)

AMD Radeon Pro 575 's Advantages

Released 8 months late

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (217.0GB/s vs 81.28GB/s)

1408 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon Pro 450

1.024 TFLOPS

Radeon Pro 575 +338%

4.489 TFLOPS

Radeon Pro 450

VS

Radeon Pro 575

Graphics Card

Oct 2016

Release Date

Jun 2017

Radeon Pro Mac

Generation

Radeon Pro Mac

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

1270 MHz

Memory Clock

1695 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

81.28GB/s

Bandwidth

217.0GB/s

Render Config

10

Compute Units

32

-

640

Shading Units

2048

40

TMUs

128

16

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

2 MB

-

Theoretical Performance

12.80 GPixel/s

Pixel Rate

35.07 GPixel/s

32.00 GTexel/s

Texture Rate

140.3 GTexel/s

1024 GFLOPS

FP16 (half)

4.489 TFLOPS

1024 GFLOPS

FP32 (float)

4.489 TFLOPS

64.00 GFLOPS

FP64 (double)

280.6 GFLOPS

Board Design

35W

TDP

150W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Baffin

GPU Name

Polaris 20

Baffin LE

GPU Variant

Polaris 20 XL (215-0910052)

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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