AMD Radeon Pro 455 vs AMD Radeon RX 540 Mobile

VS

AMD Radeon Pro 455

AMD Radeon RX 540 Mobile

We compared two Mobile platform GPUs: 2GB VRAM Radeon Pro 455 and 2GB VRAM Radeon RX 540 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro 455 's Advantages

256 additional rendering cores

Lower TDP (35W vs 50W)

AMD Radeon RX 540 Mobile 's Advantages

Released 1 years and 1 months late

Boost Clock1219MHz

Larger VRAM bandwidth (96.00GB/s vs 81.28GB/s)

Score

Benchmark

FP32 (float)

Radeon Pro 455 +5%

1.313 TFLOPS

Radeon RX 540 Mobile

1.248 TFLOPS

Radeon Pro 455

VS

Radeon RX 540 Mobile

Graphics Card

Oct 2016

Release Date

Nov 2017

Radeon Pro Mac

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1124 MHz

-

Boost Clock

1219 MHz

1270 MHz

Memory Clock

1500 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

81.28GB/s

Bandwidth

96.00GB/s

Render Config

12

Compute Units

8

-

768

Shading Units

512

48

TMUs

32

16

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

512 KB

-

Theoretical Performance

13.68 GPixel/s

Pixel Rate

19.50 GPixel/s

41.04 GTexel/s

Texture Rate

39.01 GTexel/s

1313 GFLOPS

FP16 (half)

1248 GFLOPS

1313 GFLOPS

FP32 (float)

1248 GFLOPS

82.08 GFLOPS

FP64 (double)

78.02 GFLOPS

Board Design

35W

TDP

50W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Baffin

GPU Name

Lexa

Baffin PRO

GPU Variant

Lexa PRO (215-0904018)

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

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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