AMD Radeon R5 M445 vs AMD Radeon R9 M290X

VS

AMD Radeon R5 M445

AMD Radeon R9 M290X

We compared two Mobile platform GPUs: 4GB VRAM Radeon R5 M445 and 4GB VRAM Radeon R9 M290X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R5 M445 's Advantages

Released 2 years late

AMD Radeon R9 M290X 's Advantages

Boost Clock900MHz

Larger VRAM bandwidth (153.6GB/s vs 32.00GB/s)

896 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R5 M445

0.706 TFLOPS

Radeon R9 M290X +226%

2.304 TFLOPS

Radeon R5 M445

VS

Radeon R9 M290X

Graphics Card

Jan 2016

Release Date

Jan 2014

Gem System

Generation

Crystal System

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

850 MHz

-

Boost Clock

900 MHz

1000 MHz

Memory Clock

1200 MHz

Memory

4GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

64bit

Memory Bus

256bit

32.00GB/s

Bandwidth

153.6GB/s

Render Config

6

Compute Units

20

-

384

Shading Units

1280

24

TMUs

80

8

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

512 KB

-

Theoretical Performance

7.360 GPixel/s

Pixel Rate

28.80 GPixel/s

22.08 GTexel/s

Texture Rate

72.00 GTexel/s

-

706.6 GFLOPS

FP32 (float)

2.304 TFLOPS

-

FP64 (double)

144.0 GFLOPS

Board Design

Unknown

TDP

100W

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Meso

GPU Name

Neptune

Meso XT (216-0864018)

GPU Variant

Neptune XT (216-0847000)

GCN 3.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.55 billion

Transistors

2.8 billion

125 mm²

Die Size

212 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

1.2

1.2.170

Vulkan

1.2

-

6.5

Shader Model

5.1

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