ATI Mobility Radeon HD 4650 vs AMD Radeon Pro 575X

VS

ATI Mobility Radeon HD 4650

AMD Radeon Pro 575X

We compared two Mobile platform GPUs: 512MB VRAM Mobility Radeon HD 4650 and 4GB VRAM Radeon Pro 575X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 4650 's Advantages

Lower TDP (35W vs 150W)

AMD Radeon Pro 575X 's Advantages

Released 10 years and 2 months late

More VRAM (4GB vs 512GB)

Larger VRAM bandwidth (217.6GB/s vs 19.20GB/s)

1728 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 4650

0.32 TFLOPS

Radeon Pro 575X +1302%

4.489 TFLOPS

Mobility Radeon HD 4650

VS

Radeon Pro 575X

Graphics Card

Jan 2009

Release Date

Mar 2019

M9x

Generation

Radeon Pro Mac

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

600 MHz

Memory Clock

1700 MHz

Memory

512MB

Memory Size

4GB

DDR2

Memory Type

GDDR5

128bit

Memory Bus

256bit

19.20GB/s

Bandwidth

217.6GB/s

Render Config

4

Compute Units

32

-

320

Shading Units

2048

32

TMUs

128

8

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

2 MB

-

Theoretical Performance

4.000 GPixel/s

Pixel Rate

35.07 GPixel/s

16.00 GTexel/s

Texture Rate

140.3 GTexel/s

-

FP16 (half)

4.489 TFLOPS

320.0 GFLOPS

FP32 (float)

4.489 TFLOPS

-

FP64 (double)

280.6 GFLOPS

Board Design

35W

TDP

150W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

M96

GPU Name

Polaris 20

-

GPU Variant

Polaris 20 XL (215-0910052)

TeraScale

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

55 nm

Process Size

14 nm

0.514 billion

Transistors

5.7 billion

146 mm²

Die Size

232 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (12_0)

3.3

OpenGL

4.6

1.1

OpenCL

2.1

N/A

Vulkan

1.2

-

4.1

Shader Model

6.4

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