AMD Radeon Pro 455 vs AMD Radeon R5 M445

VS

We compared two Mobile platform GPUs: 2GB VRAM Radeon Pro 455 and 4GB VRAM Radeon R5 M445 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro 455 's Advantages

Released 9 months late

Larger VRAM bandwidth (81.28GB/s vs 32.00GB/s)

384 additional rendering cores

AMD Radeon R5 M445 's Advantages

More VRAM (4GB vs 2GB)

Score

Benchmark

FP32 (float)

Radeon Pro 455 +85%

1.313 TFLOPS

Radeon R5 M445

0.706 TFLOPS

Radeon Pro 455

VS

Radeon R5 M445

Graphics Card

Oct 2016

Release Date

Jan 2016

Radeon Pro Mac

Generation

Gem System

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

-

Boost Clock

-

1270 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

64bit

81.28GB/s

Bandwidth

32.00GB/s

Render Config

-

SM Count

-

12

Compute Units

6

768

Shading Units

384

48

TMUs

24

16

ROPs

8

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

128 KB

Theoretical Performance

13.68 GPixel/s

Pixel Rate

7.360 GPixel/s

41.04 GTexel/s

Texture Rate

22.08 GTexel/s

1313 GFLOPS

FP16 (half)

-

1313 GFLOPS

FP32 (float)

706.6 GFLOPS

82.08 GFLOPS

FP64 (double)

-

Graphics Processor

Baffin

GPU Name

Meso

Baffin PRO

GPU Variant

Meso XT (216-0864018)

GCN 4.0

Architecture

GCN 3.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

3 billion

Transistors

1.55 billion

123 mm²

Die Size

125 mm²

Board Design

35W

TDP

Unknown

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2

Vulkan

1.2.170

-

CUDA

-

6.4

Shader Model

6.5

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