AMD Radeon RX 460 Mobile vs AMD Radeon Pro 555X

VS

AMD Radeon RX 460 Mobile

AMD Radeon Pro 555X

We compared two Mobile platform GPUs: 4GB VRAM Radeon RX 460 Mobile and 4GB VRAM Radeon Pro 555X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 460 Mobile 's Advantages

Boost Clock1180MHz

128 additional rendering cores

Lower TDP (55W vs 75W)

AMD Radeon Pro 555X 's Advantages

Released 1 years and 11 months late

Larger VRAM bandwidth (94.08GB/s vs 80.00GB/s)

Score

Benchmark

FP32 (float)

Radeon RX 460 Mobile +51%

2.115 TFLOPS

Radeon Pro 555X

1.393 TFLOPS

Radeon RX 460 Mobile

VS

Radeon Pro 555X

Graphics Card

Aug 2016

Release Date

Jul 2018

Mobility Radeon

Generation

Radeon Pro Mac

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

1000 MHz

Base Clock

-

1180 MHz

Boost Clock

-

1250 MHz

Memory Clock

1470 MHz

Memory

4GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

80.00GB/s

Bandwidth

94.08GB/s

Render Config

14

Compute Units

12

-

896

Shading Units

768

56

TMUs

48

16

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

1024 KB

-

Theoretical Performance

18.88 GPixel/s

Pixel Rate

14.51 GPixel/s

66.08 GTexel/s

Texture Rate

43.54 GTexel/s

2.115 TFLOPS

FP16 (half)

1393 GFLOPS

2.115 TFLOPS

FP32 (float)

1393 GFLOPS

132.2 GFLOPS

FP64 (double)

87.07 GFLOPS

Board Design

55W

TDP

75W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Baffin

GPU Name

Polaris 21

Baffin XT

GPU Variant

Polaris 21 PRO

GCN 4.0

Architecture

GCN 4.0

GlobalFoundries

Foundry

GlobalFoundries

14 nm

Process Size

14 nm

3 billion

Transistors

3 billion

123 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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