AMD Radeon RX 480 Mobile vs AMD Radeon R9 M275

VS

AMD Radeon RX 480 Mobile

AMD Radeon R9 M275

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 480 Mobile and 2GB VRAM Radeon R9 M275 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 480 Mobile 's Advantages

Released 2 years and 7 months late

Boost Clock has increased by 16% (1077MHz vs 925MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (256.0GB/s vs 64.00GB/s)

1664 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 480 Mobile +319%

4.963 TFLOPS

Radeon R9 M275

1.184 TFLOPS

Radeon RX 480 Mobile

VS

Radeon R9 M275

Graphics Card

Aug 2016

Release Date

Jan 2014

Mobility Radeon

Generation

Gem System

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x16

Clock Speeds

1000 MHz

Base Clock

900 MHz

1077 MHz

Boost Clock

925 MHz

2000 MHz

Memory Clock

1000 MHz

Memory

8GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

256.0GB/s

Bandwidth

64.00GB/s

Render Config

36

Compute Units

10

-

2304

Shading Units

640

144

TMUs

40

32

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

256 KB

-

Theoretical Performance

34.46 GPixel/s

Pixel Rate

14.80 GPixel/s

155.1 GTexel/s

Texture Rate

37.00 GTexel/s

4.963 TFLOPS

FP16 (half)

-

4.963 TFLOPS

FP32 (float)

1184 GFLOPS

310.2 GFLOPS

FP64 (double)

74.00 GFLOPS

Board Design

100W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Processor

Ellesmere

GPU Name

Venus

Ellesmere XT

GPU Variant

Venus XTX (216-0846033)

GCN 4.0

Architecture

GCN 1.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

5.7 billion

Transistors

1.5 billion

232 mm²

Die Size

123 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

2.1 (1.2)

1.2

Vulkan

1.2.170

-

6.4

Shader Model

6.5 (5.1)

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