AMD Radeon R9 M385X vs AMD Radeon RX 470 Mobile

VS

AMD Radeon R9 M385X

AMD Radeon RX 470 Mobile

We compared two Mobile platform GPUs: 4GB VRAM Radeon R9 M385X and 8GB VRAM Radeon RX 470 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M385X 's Advantages

Boost Clock has increased by 2% (1100MHz vs 1074MHz)

AMD Radeon RX 470 Mobile 's Advantages

Released 1 years and 3 months late

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (224.0GB/s vs 76.80GB/s)

1152 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 M385X

1.971 TFLOPS

Radeon RX 470 Mobile +123%

4.399 TFLOPS

Radeon R9 M385X

VS

Radeon RX 470 Mobile

Graphics Card

May 2015

Release Date

Aug 2016

Gem System

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

1000 MHz

Base Clock

926 MHz

1100 MHz

Boost Clock

1074 MHz

1200 MHz

Memory Clock

1750 MHz

Memory

4GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

76.80GB/s

Bandwidth

224.0GB/s

Render Config

14

Compute Units

32

-

896

Shading Units

2048

56

TMUs

128

16

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

2 MB

-

Theoretical Performance

17.60 GPixel/s

Pixel Rate

34.37 GPixel/s

61.60 GTexel/s

Texture Rate

137.5 GTexel/s

-

FP16 (half)

4.399 TFLOPS

1.971 TFLOPS

FP32 (float)

4.399 TFLOPS

123.2 GFLOPS

FP64 (double)

274.9 GFLOPS

Board Design

Unknown

TDP

85W

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Strato

GPU Name

Ellesmere

Strato XT

GPU Variant

Ellesmere PRO

GCN 2.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

2.08 billion

Transistors

5.7 billion

160 mm²

Die Size

232 mm²

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2.170

Vulkan

1.2

-

6.5

Shader Model

6.4

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