AMD Radeon Pro Vega 64 vs AMD Radeon R5 M255

VS

AMD Radeon Pro Vega 64

AMD Radeon R5 M255

We compared two Mobile platform GPUs: 16GB VRAM Radeon Pro Vega 64 and 2GB VRAM Radeon R5 M255 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro Vega 64 's Advantages

Released 2 years and 8 months late

Boost Clock has increased by 44% (1350MHz vs 940MHz)

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (402.4GB/s vs 32.00GB/s)

3712 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon Pro Vega 64 +1433%

11.06 TFLOPS

Radeon R5 M255

0.721 TFLOPS

Radeon Pro Vega 64

VS

Radeon R5 M255

Graphics Card

Jun 2017

Release Date

Oct 2014

Radeon Pro Mac

Generation

Gem System

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

1250 MHz

Base Clock

925 MHz

1350 MHz

Boost Clock

940 MHz

786 MHz

Memory Clock

1000 MHz

Memory

16GB

Memory Size

2GB

HBM2

Memory Type

DDR3

2048bit

Memory Bus

128bit

402.4GB/s

Bandwidth

32.00GB/s

Render Config

64

Compute Units

6

-

4096

Shading Units

384

256

TMUs

24

64

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

256 KB

-

Theoretical Performance

86.40 GPixel/s

Pixel Rate

7.520 GPixel/s

345.6 GTexel/s

Texture Rate

22.56 GTexel/s

22.12 TFLOPS

FP16 (half)

721.9 GFLOPS

11.06 TFLOPS

FP32 (float)

721.9 GFLOPS

691.2 GFLOPS

FP64 (double)

45.12 GFLOPS

Board Design

250W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Processor

Vega 10

GPU Name

Topaz

Vega 10 XT (215-0894200)

GPU Variant

Topaz PRO (216-0858030)

GCN 5.0

Architecture

GCN 3.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

12.5 billion

Transistors

1.55 billion

495 mm²

Die Size

125 mm²

Graphics Features

12 (12_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2

Vulkan

1.2.170

-

6.4

Shader Model

6.5

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