AMD Radeon RX 580X Mobile vs AMD Radeon E9260 PCIe

VS

AMD Radeon RX 580X Mobile AMD Radeon E9260 PCIe

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 580X Mobile and 4GB VRAM Radeon E9260 PCIe to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 580X Mobile 's Advantages

Released 1 years and 7 months late

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (256.0GB/s vs 112.0GB/s)

1408 additional rendering cores

AMD Radeon E9260 PCIe 's Advantages

Boost Clock has increased by 11% (1200MHz vs 1077MHz)

Lower TDP (80W vs 100W)

Score

Benchmark

FP32 (float)

Radeon RX 580X Mobile +130%

4.963 TFLOPS

Radeon E9260 PCIe

2.15 TFLOPS

Radeon RX 580X Mobile

VS

Radeon E9260 PCIe

Graphics Card

Apr 2018

Release Date

Sep 2016

Mobility Radeon

Generation

Embedded

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

1000 MHz

Base Clock

1090 MHz

1077 MHz

Boost Clock

1200 MHz

2000 MHz

Memory Clock

1750 MHz

Memory

8GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

256.0GB/s

Bandwidth

112.0GB/s

Render Config

-

SM Count

-

36

Compute Units

14

2304

Shading Units

896

144

TMUs

48

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

1024 KB

Theoretical Performance

34.46 GPixel/s

Pixel Rate

19.20 GPixel/s

155.1 GTexel/s

Texture Rate

57.60 GTexel/s

4.963 TFLOPS

FP16 (half)

2.150 TFLOPS

4.963 TFLOPS

FP32 (float)

2.150 TFLOPS

310.2 GFLOPS

FP64 (double)

134.4 GFLOPS

Graphics Processor

Polaris 20

GPU Name

Baffin

Polaris 20M XT

GPU Variant

Baffin E9260 (216-0885288)

GCN 4.0

Architecture

GCN 4.0

GlobalFoundries

Foundry

GlobalFoundries

14 nm

Process Size

14 nm

5.7 billion

Transistors

3 billion

232 mm²

Die Size

123 mm²

Board Design

100W

TDP

80W

-

Suggested PSU

-

No outputs

Outputs

4x mini-DisplayPort 1.4a

None

Power Connectors

None

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2

Vulkan

1.3

-

CUDA

-

6.4

Shader Model

6.7

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