AMD Radeon HD 7450A vs AMD Radeon Pro 575X

VS

AMD Radeon HD 7450A

AMD Radeon Pro 575X

We compared two Mobile platform GPUs: 512MB VRAM Radeon HD 7450A 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 HD 7450A 's Advantages

Lower TDP (25W vs 150W)

AMD Radeon Pro 575X 's Advantages

Released 7 years and 2 months late

More VRAM (4GB vs 512GB)

Larger VRAM bandwidth (217.6GB/s vs 12.80GB/s)

1888 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7450A

0.2 TFLOPS

Radeon Pro 575X +2144%

4.489 TFLOPS

Radeon HD 7450A

VS

Radeon Pro 575X

Graphics Card

Jan 2012

Release Date

Mar 2019

All-In-One

Generation

Radeon Pro Mac

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

800 MHz

Memory Clock

1700 MHz

Memory

512MB

Memory Size

4GB

GDDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

12.80GB/s

Bandwidth

217.6GB/s

Render Config

2

Compute Units

32

-

160

Shading Units

2048

8

TMUs

128

4

ROPs

32

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

2 MB

-

Theoretical Performance

2.500 GPixel/s

Pixel Rate

35.07 GPixel/s

5.000 GTexel/s

Texture Rate

140.3 GTexel/s

-

FP16 (half)

4.489 TFLOPS

200.0 GFLOPS

FP32 (float)

4.489 TFLOPS

-

FP64 (double)

280.6 GFLOPS

Board Design

25W

TDP

150W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Caicos

GPU Name

Polaris 20

-

GPU Variant

Polaris 20 XL (215-0910052)

TeraScale 2

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

40 nm

Process Size

14 nm

0.37 billion

Transistors

5.7 billion

67 mm²

Die Size

232 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (12_0)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.2

-

5.0

Shader Model

6.4

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