AMD Radeon HD 6870M vs AMD Radeon Pro 570

VS

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6870M and 4GB VRAM Radeon Pro 570 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6870M 's Advantages

Lower TDP (50W vs 150W)

AMD Radeon Pro 570 's Advantages

Released 6 years and 5 months late

Boost Clock1105MHz

More VRAM (4GB vs 1GB)

Larger VRAM bandwidth (217.0GB/s vs 64.00GB/s)

992 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6870M

1.08 TFLOPS

Radeon Pro 570 +266%

3.96 TFLOPS

Radeon HD 6870M

VS

Radeon Pro 570

Graphics Card

Jan 2011

Release Date

Jun 2017

Vancouver

Generation

Radeon Pro Mac

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1000 MHz

-

Boost Clock

1105 MHz

1000 MHz

Memory Clock

1695 MHz

Memory

1024MB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

64.00GB/s

Bandwidth

217.0GB/s

Render Config

-

SM Count

-

10

Compute Units

28

800

Shading Units

1792

40

TMUs

112

16

ROPs

32

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

2 MB

Theoretical Performance

10.80 GPixel/s

Pixel Rate

35.36 GPixel/s

27.00 GTexel/s

Texture Rate

123.8 GTexel/s

-

FP16 (half)

3.960 TFLOPS

1080 GFLOPS

FP32 (float)

3.960 TFLOPS

-

FP64 (double)

247.5 GFLOPS

Graphics Processor

Granville

GPU Name

Polaris 20

Granville XT (216-0769024)

GPU Variant

Polaris 20

TeraScale 2

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

40 nm

Process Size

14 nm

1.04 billion

Transistors

5.7 billion

166 mm²

Die Size

232 mm²

Board Design

50W

TDP

150W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Features

11.2 (11_0)

DirectX

12 (12_0)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.2

-

CUDA

-

5.0

Shader Model

6.4

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