AMD Radeon R5 M255 vs NVIDIA P106M

VS

AMD Radeon R5 M255

NVIDIA P106M

We compared two Mobile platform GPUs: 2GB VRAM Radeon R5 M255 and 4GB VRAM P106M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R5 M255 's Advantages

Boost Clock940MHz

NVIDIA P106M 's Advantages

Released 4 years and 3 months late

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (96.13GB/s vs 32.00GB/s)

768 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R5 M255

0.721 TFLOPS

P106M +312%

2.974 TFLOPS

Radeon R5 M255

VS

P106M

Graphics Card

Oct 2014

Release Date

Jan 2019

Gem System

Generation

Mining GPUs

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

925 MHz

Base Clock

-

940 MHz

Boost Clock

-

1000 MHz

Memory Clock

1502 MHz

Memory

2GB

Memory Size

4GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

32.00GB/s

Bandwidth

96.13GB/s

Render Config

6

Compute Units

-

SM Count

9

384

Shading Units

1152

24

TMUs

72

8

ROPs

32

-

16 KB (per CU)

L1 Cache

48 KB (per SM)

256 KB

L2 Cache

1280 KB

-

Theoretical Performance

7.520 GPixel/s

Pixel Rate

41.31 GPixel/s

22.56 GTexel/s

Texture Rate

92.95 GTexel/s

721.9 GFLOPS

FP16 (half)

46.48 GFLOPS

721.9 GFLOPS

FP32 (float)

2.974 TFLOPS

45.12 GFLOPS

FP64 (double)

92.95 GFLOPS

Board Design

Unknown

TDP

75W

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Topaz

GPU Name

GP106

Topaz PRO (216-0858030)

GPU Variant

GP106-505-KC-A1

GCN 3.0

Architecture

Pascal

TSMC

Foundry

TSMC

28 nm

Process Size

16 nm

1.55 billion

Transistors

4.4 billion

125 mm²

Die Size

200 mm²

Graphics Features

12 (12_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2.170

Vulkan

1.3

-

CUDA

6.1

6.5

Shader Model

6.4

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