AMD Radeon 550X Mobile vs AMD Radeon HD 8750M

VS

AMD Radeon 550X Mobile

AMD Radeon HD 8750M

We compared two Mobile platform GPUs: 4GB VRAM Radeon 550X Mobile and 1024MB VRAM Radeon HD 8750M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 550X Mobile 's Advantages

Released 5 years and 2 months late

Boost Clock has increased by 56% (1287MHz vs 825MHz)

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (48.00GB/s vs 28.80GB/s)

256 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon 550X Mobile +160%

1.647 TFLOPS

Radeon HD 8750M

0.633 TFLOPS

Radeon 550X Mobile

VS

Radeon HD 8750M

Graphics Card

Apr 2018

Release Date

Feb 2013

Mobility Radeon

Generation

Solar System

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

1100 MHz

Base Clock

775 MHz

1287 MHz

Boost Clock

825 MHz

1500 MHz

Memory Clock

900 MHz

Memory

4GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

64bit

Memory Bus

128bit

48.00GB/s

Bandwidth

28.80GB/s

Render Config

10

Compute Units

6

-

640

Shading Units

384

40

TMUs

24

16

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

20.59 GPixel/s

Pixel Rate

6.600 GPixel/s

51.48 GTexel/s

Texture Rate

19.80 GTexel/s

1.647 TFLOPS

FP16 (half)

-

1.647 TFLOPS

FP32 (float)

633.6 GFLOPS

103.0 GFLOPS

FP64 (double)

39.60 GFLOPS

Board Design

50W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Processor

Polaris 23

GPU Name

Mars

Polaris 23 MXT

GPU Variant

Mars S3 XT (216-0842018)

GCN 4.0

Architecture

GCN 1.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

2.2 billion

Transistors

0.95 billion

103 mm²

Die Size

77 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

2.1 (1.2)

1.2

Vulkan

1.2.170

-

6.4

Shader Model

6.5 (5.1)

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