AMD Radeon HD 8750A vs AMD Radeon RX 580X Mobile

VS

AMD Radeon HD 8750A

AMD Radeon RX 580X Mobile

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 8750A and 8GB VRAM Radeon RX 580X Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8750A 's Advantages

Lower TDP (45W vs 100W)

AMD Radeon RX 580X Mobile 's Advantages

Released 5 years and 2 months late

Boost Clock1077MHz

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (256.0GB/s vs 16.00GB/s)

1920 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8750A

0.461 TFLOPS

Radeon RX 580X Mobile +976%

4.963 TFLOPS

Radeon HD 8750A

VS

Radeon RX 580X Mobile

Graphics Card

Feb 2013

Release Date

Apr 2018

All-In-One

Generation

Mobility Radeon

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

MXM-B (3.0)

Clock Speeds

-

Base Clock

1000 MHz

-

Boost Clock

1077 MHz

1000 MHz

Memory Clock

2000 MHz

Memory

1024MB

Memory Size

8GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

16.00GB/s

Bandwidth

256.0GB/s

Render Config

6

Compute Units

36

-

384

Shading Units

2304

24

TMUs

144

8

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

2 MB

-

Theoretical Performance

4.800 GPixel/s

Pixel Rate

34.46 GPixel/s

14.40 GTexel/s

Texture Rate

155.1 GTexel/s

-

FP16 (half)

4.963 TFLOPS

460.8 GFLOPS

FP32 (float)

4.963 TFLOPS

28.80 GFLOPS

FP64 (double)

310.2 GFLOPS

Board Design

45W

TDP

100W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Mars

GPU Name

Polaris 20

Mars XT

GPU Variant

Polaris 20M XT

GCN 1.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

0.95 billion

Transistors

5.7 billion

77 mm²

Die Size

232 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

1.2

OpenCL

2.1

1.2

Vulkan

1.2

-

5.1

Shader Model

6.4

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