AMD Radeon Pro 455 vs AMD Radeon RX Vega M GL

VS

AMD Radeon Pro 455

AMD Radeon RX Vega M GL

We compared two Mobile platform GPUs: 2GB VRAM Radeon Pro 455 and 4GB VRAM Radeon RX Vega M GL to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro 455 's Advantages

Lower TDP (35W vs 65W)

AMD Radeon RX Vega M GL 's Advantages

Released 1 years and 4 months late

Boost Clock1011MHz

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (179.2GB/s vs 81.28GB/s)

512 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon Pro 455

1.313 TFLOPS

Radeon RX Vega M GL +97%

2.588 TFLOPS

Radeon Pro 455

VS

Radeon RX Vega M GL

Graphics Card

Oct 2016

Release Date

Feb 2018

Radeon Pro Mac

Generation

Vega

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

IGP

Clock Speeds

-

Base Clock

931 MHz

-

Boost Clock

1011 MHz

1270 MHz

Memory Clock

700 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

HBM2

128bit

Memory Bus

1024bit

81.28GB/s

Bandwidth

179.2GB/s

Render Config

12

Compute Units

20

-

768

Shading Units

1280

48

TMUs

80

16

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

1024 KB

-

Theoretical Performance

13.68 GPixel/s

Pixel Rate

32.35 GPixel/s

41.04 GTexel/s

Texture Rate

80.88 GTexel/s

1313 GFLOPS

FP16 (half)

2.588 TFLOPS

1313 GFLOPS

FP32 (float)

2.588 TFLOPS

82.08 GFLOPS

FP64 (double)

161.8 GFLOPS

Board Design

35W

TDP

65W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Baffin

GPU Name

Polaris 22

Baffin PRO

GPU Variant

VegaM XL (D715A714)

GCN 4.0

Architecture

GCN 4.0

GlobalFoundries

Foundry

GlobalFoundries

14 nm

Process Size

14 nm

3 billion

Transistors

5 billion

123 mm²

Die Size

208 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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