AMD Radeon R5 A255 vs AMD Radeon HD 7570M

VS

We compared two Mobile platform GPUs: 1024MB VRAM Radeon R5 A255 and 1024MB VRAM Radeon HD 7570M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R5 A255 's Advantages

Released 2 years late

Boost Clock940MHz

Larger VRAM bandwidth (64.00GB/s vs 25.60GB/s)

AMD Radeon HD 7570M 's Advantages

96 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R5 A255 +50%

0.721 TFLOPS

Radeon HD 7570M

0.48 TFLOPS

Radeon R5 A255

VS

Radeon HD 7570M

Graphics Card

Jan 2014

Release Date

Jan 2012

All-In-One

Generation

London

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

925 MHz

Base Clock

-

940 MHz

Boost Clock

-

1000 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

64bit

64.00GB/s

Bandwidth

25.60GB/s

Render Config

-

SM Count

-

6

Compute Units

6

384

Shading Units

480

24

TMUs

24

8

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

-

Theoretical Performance

7.520 GPixel/s

Pixel Rate

8.000 GPixel/s

22.56 GTexel/s

Texture Rate

12.00 GTexel/s

-

FP16 (half)

-

721.9 GFLOPS

FP32 (float)

480.0 GFLOPS

-

FP64 (double)

-

Graphics Processor

Topaz

GPU Name

Thames

Topaz PRO (216-0858030)

GPU Variant

Thames PRO

GCN 3.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.55 billion

Transistors

0.716 billion

125 mm²

Die Size

104 mm²

Board Design

Unknown

TDP

13W

-

Suggested PSU

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

-

Graphics Features

12 (12_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

1.2.170

Vulkan

N/A

-

CUDA

-

6.5

Shader Model

5.0

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