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

VS

AMD Radeon RX 460 Mobile AMD Radeon RX 540X Mobile

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

Main Differences

AMD Radeon RX 460 Mobile 's Advantages

More VRAM (4GB vs 2GB)

384 additional rendering cores

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)

Score

Benchmark

FP32 (float)

Radeon RX 460 Mobile +70%

2.115 TFLOPS

Radeon RX 540X Mobile

1.24 TFLOPS

Radeon RX 460 Mobile

VS

Radeon RX 540X Mobile

Graphics Card

Aug 2016

Release Date

Apr 2018

Mobility Radeon

Generation

Mobility Radeon

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

1000 MHz

Base Clock

1124 MHz

1180 MHz

Boost Clock

1211 MHz

1250 MHz

Memory Clock

1500 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

80.00GB/s

Bandwidth

96.00GB/s

Render Config

-

SM Count

-

14

Compute Units

8

896

Shading Units

512

56

TMUs

32

16

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

512 KB

Theoretical Performance

18.88 GPixel/s

Pixel Rate

19.38 GPixel/s

66.08 GTexel/s

Texture Rate

38.75 GTexel/s

2.115 TFLOPS

FP16 (half)

1240 GFLOPS

2.115 TFLOPS

FP32 (float)

1240 GFLOPS

132.2 GFLOPS

FP64 (double)

77.50 GFLOPS

Graphics Processor

Baffin

GPU Name

Polaris 23

Baffin XT

GPU Variant

Polaris 23 MXL

GCN 4.0

Architecture

GCN 4.0

GlobalFoundries

Foundry

GlobalFoundries

14 nm

Process Size

14 nm

3 billion

Transistors

2.2 billion

123 mm²

Die Size

103 mm²

Board Design

55W

TDP

50W

-

Suggested PSU

-

No outputs

Outputs

No outputs

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

1.2

-

CUDA

-

6.4

Shader Model

6.4

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