AMD Radeon Pro 575 vs AMD Radeon Pro 450

VS

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

Main Differences

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

AMD Radeon Pro 450 's Advantages

Lower TDP (35W vs 150W)

Score

Benchmark

FP32 (float)

Radeon Pro 575 +338%

4.489 TFLOPS

Radeon Pro 450

1.024 TFLOPS

Radeon Pro 575

VS

Radeon Pro 450

Graphics Card

Jun 2017

Release Date

Oct 2016

Radeon Pro Mac

Generation

Radeon Pro Mac

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

-

Boost Clock

-

1695 MHz

Memory Clock

1270 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

217.0GB/s

Bandwidth

81.28GB/s

Render Config

-

SM Count

-

32

Compute Units

10

2048

Shading Units

640

128

TMUs

40

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

1024 KB

Theoretical Performance

35.07 GPixel/s

Pixel Rate

12.80 GPixel/s

140.3 GTexel/s

Texture Rate

32.00 GTexel/s

4.489 TFLOPS

FP16 (half)

1024 GFLOPS

4.489 TFLOPS

FP32 (float)

1024 GFLOPS

280.6 GFLOPS

FP64 (double)

64.00 GFLOPS

Graphics Processor

Polaris 20

GPU Name

Baffin

Polaris 20 XL (215-0910052)

GPU Variant

Baffin LE

GCN 4.0

Architecture

GCN 4.0

GlobalFoundries

Foundry

GlobalFoundries

14 nm

Process Size

14 nm

5.7 billion

Transistors

3 billion

232 mm²

Die Size

123 mm²

Board Design

150W

TDP

35W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2

Vulkan

1.2

-

CUDA

-

6.4

Shader Model

6.4

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