AMD Radeon Pro 555 vs AMD Radeon R5 M315

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We compared two Mobile platform GPUs: 2GB VRAM Radeon Pro 555 and 2GB VRAM Radeon R5 M315 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro 555 's Advantages

Released 2 years and 1 months late

Larger VRAM bandwidth (81.60GB/s vs 14.40GB/s)

384 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon Pro 555 +75%

1.306 TFLOPS

Radeon R5 M315

0.745 TFLOPS

Radeon Pro 555

VS

Radeon R5 M315

Graphics Card

Jun 2017

Release Date

May 2015

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

-

1275 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

81.60GB/s

Bandwidth

14.40GB/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

13.60 GPixel/s

Pixel Rate

7.760 GPixel/s

40.80 GTexel/s

Texture Rate

23.28 GTexel/s

1306 GFLOPS

FP16 (half)

745.0 GFLOPS

1306 GFLOPS

FP32 (float)

745.0 GFLOPS

81.60 GFLOPS

FP64 (double)

46.56 GFLOPS

Graphics Processor

Polaris 21

GPU Name

Meso

Polaris 21 PRO

GPU Variant

Meso LE (216-0864046)

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

75W

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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