AMD Radeon HD 8530M vs AMD Radeon R5 A255

VS

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 8530M and 1024MB VRAM Radeon R5 A255 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R5 A255 's Advantages

Boost Clock has increased by 34% (940MHz vs 700MHz)

Larger VRAM bandwidth (64.00GB/s vs 14.40GB/s)

64 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8530M

0.448 TFLOPS

Radeon R5 A255 +60%

0.721 TFLOPS

Radeon HD 8530M

VS

Radeon R5 A255

Graphics Card

Jan 2014

Release Date

Jan 2014

Solar System

Generation

All-In-One

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

650 MHz

Base Clock

925 MHz

700 MHz

Boost Clock

940 MHz

900 MHz

Memory Clock

1000 MHz

Memory

1024MB

Memory Size

1024MB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

14.40GB/s

Bandwidth

64.00GB/s

Render Config

-

SM Count

-

6

Compute Units

6

320

Shading Units

384

16

TMUs

24

8

ROPs

8

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

256 KB

Theoretical Performance

5.600 GPixel/s

Pixel Rate

7.520 GPixel/s

11.20 GTexel/s

Texture Rate

22.56 GTexel/s

-

FP16 (half)

-

448.0 GFLOPS

FP32 (float)

721.9 GFLOPS

28.00 GFLOPS

FP64 (double)

-

Graphics Processor

Mars

GPU Name

Topaz

Mars S3 LE (216-0842054)

GPU Variant

Topaz PRO (216-0858030)

GCN 1.0

Architecture

GCN 3.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

0.95 billion

Transistors

1.55 billion

77 mm²

Die Size

125 mm²

Board Design

Unknown

TDP

Unknown

-

Suggested PSU

-

Portable Device Dependent

Outputs

Portable Device Dependent

-

Power Connectors

-

Graphics Features

12 (11_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

2.1

1.2.170

Vulkan

1.2.170

-

CUDA

-

6.5 (5.1)

Shader Model

6.5

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