AMD Radeon RX 470 Mobile vs AMD Radeon HD 8970M

VS

AMD Radeon RX 470 Mobile

AMD Radeon HD 8970M

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 470 Mobile and 4GB VRAM Radeon HD 8970M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 470 Mobile 's Advantages

Released 3 years and 3 months late

Boost Clock has increased by 19% (1074MHz vs 900MHz)

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (224.0GB/s vs 153.6GB/s)

768 additional rendering cores

Lower TDP (85W vs 100W)

Score

Benchmark

FP32 (float)

Radeon RX 470 Mobile +90%

4.399 TFLOPS

Radeon HD 8970M

2.304 TFLOPS

Radeon RX 470 Mobile

VS

Radeon HD 8970M

Graphics Card

Aug 2016

Release Date

May 2013

Mobility Radeon

Generation

Solar System

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x16

Clock Speeds

926 MHz

Base Clock

850 MHz

1074 MHz

Boost Clock

900 MHz

1750 MHz

Memory Clock

1200 MHz

Memory

8GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

224.0GB/s

Bandwidth

153.6GB/s

Render Config

32

Compute Units

20

-

2048

Shading Units

1280

128

TMUs

80

32

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

512 KB

-

Theoretical Performance

34.37 GPixel/s

Pixel Rate

28.80 GPixel/s

137.5 GTexel/s

Texture Rate

72.00 GTexel/s

4.399 TFLOPS

FP16 (half)

-

4.399 TFLOPS

FP32 (float)

2.304 TFLOPS

274.9 GFLOPS

FP64 (double)

144.0 GFLOPS

Board Design

85W

TDP

100W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Ellesmere

GPU Name

Neptune

Ellesmere PRO

GPU Variant

Neptune XT (216-0847000)

GCN 4.0

Architecture

GCN 1.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

5.7 billion

Transistors

2.8 billion

232 mm²

Die Size

212 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

1.2

Vulkan

1.2

-

6.4

Shader Model

5.1

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