AMD Radeon RX 540X Mobile vs AMD Radeon RX 460 Mobile

VS

AMD Radeon RX 540X Mobile

AMD Radeon RX 460 Mobile

We compared two Mobile platform GPUs: 2GB VRAM Radeon RX 540X Mobile and 4GB VRAM Radeon RX 460 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 540X Mobile 's Advantages

Released 1 years and 8 months late

Boost Clock has increased by 3% (1211MHz vs 1180MHz)

Larger VRAM bandwidth (96.00GB/s vs 80.00GB/s)

Lower TDP (50W vs 55W)

AMD Radeon RX 460 Mobile 's Advantages

More VRAM (4GB vs 2GB)

384 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 540X Mobile

1.24 TFLOPS

Radeon RX 460 Mobile +70%

2.115 TFLOPS

Radeon RX 540X Mobile

VS

Radeon RX 460 Mobile

Graphics Card

Apr 2018

Release Date

Aug 2016

Mobility Radeon

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

1124 MHz

Base Clock

1000 MHz

1211 MHz

Boost Clock

1180 MHz

1500 MHz

Memory Clock

1250 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

96.00GB/s

Bandwidth

80.00GB/s

Render Config

8

Compute Units

14

-

512

Shading Units

896

32

TMUs

56

16

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

1024 KB

-

Theoretical Performance

19.38 GPixel/s

Pixel Rate

18.88 GPixel/s

38.75 GTexel/s

Texture Rate

66.08 GTexel/s

1240 GFLOPS

FP16 (half)

2.115 TFLOPS

1240 GFLOPS

FP32 (float)

2.115 TFLOPS

77.50 GFLOPS

FP64 (double)

132.2 GFLOPS

Board Design

50W

TDP

55W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Polaris 23

GPU Name

Baffin

Polaris 23 MXL

GPU Variant

Baffin XT

GCN 4.0

Architecture

GCN 4.0

GlobalFoundries

Foundry

GlobalFoundries

14 nm

Process Size

14 nm

2.2 billion

Transistors

3 billion

103 mm²

Die Size

123 mm²

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2

Vulkan

1.2

-

6.4

Shader Model

6.4

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