AMD Radeon R9 M290X vs AMD Radeon RX 550 Mobile

VS

AMD Radeon R9 M290X AMD Radeon RX 550 Mobile

We compared two Mobile platform GPUs: 4GB VRAM Radeon R9 M290X and 2GB VRAM Radeon RX 550 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M290X 's Advantages

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (153.6GB/s vs 96.00GB/s)

640 additional rendering cores

AMD Radeon RX 550 Mobile 's Advantages

Released 3 years and 6 months late

Boost Clock has increased by 43% (1287MHz vs 900MHz)

Lower TDP (50W vs 100W)

Score

Benchmark

FP32 (float)

Radeon R9 M290X +39%

2.304 TFLOPS

Radeon RX 550 Mobile

1.647 TFLOPS

Radeon R9 M290X

VS

Radeon RX 550 Mobile

Graphics Card

Jan 2014

Release Date

Jul 2017

Crystal System

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

850 MHz

Base Clock

1100 MHz

900 MHz

Boost Clock

1287 MHz

1200 MHz

Memory Clock

1500 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

153.6GB/s

Bandwidth

96.00GB/s

Render Config

-

SM Count

-

20

Compute Units

10

1280

Shading Units

640

80

TMUs

40

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

512 KB

Theoretical Performance

28.80 GPixel/s

Pixel Rate

20.59 GPixel/s

72.00 GTexel/s

Texture Rate

51.48 GTexel/s

-

FP16 (half)

1.647 TFLOPS

2.304 TFLOPS

FP32 (float)

1.647 TFLOPS

144.0 GFLOPS

FP64 (double)

103.0 GFLOPS

Graphics Processor

Neptune

GPU Name

Lexa

Neptune XT (216-0847000)

GPU Variant

Lexa PRO (215-0904018)

GCN 1.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

2.8 billion

Transistors

2.2 billion

212 mm²

Die Size

103 mm²

Board Design

100W

TDP

50W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 (11_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

1.2

OpenCL

2.1

1.2

Vulkan

1.2

-

CUDA

-

5.1

Shader Model

6.4

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