AMD Radeon Pro 555X vs NVIDIA GeForce GTX 965M

VS

AMD Radeon Pro 555X NVIDIA GeForce GTX 965M

We compared two Mobile platform GPUs: 4GB VRAM Radeon Pro 555X and 2GB VRAM GeForce GTX 965M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro 555X 's Advantages

Released 2 years and 6 months late

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (94.08GB/s vs 80.19GB/s)

NVIDIA GeForce GTX 965M 's Advantages

Boost Clock1150MHz

256 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon Pro 555X

1.393 TFLOPS

GeForce GTX 965M +69%

2.355 TFLOPS

Radeon Pro 555X

VS

GeForce GTX 965M

Graphics Card

Jul 2018

Release Date

Jan 2016

Radeon Pro Mac

Generation

GeForce 900M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-A (3.0)

Clock Speeds

-

Base Clock

935 MHz

-

Boost Clock

1150 MHz

1470 MHz

Memory Clock

1253 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

94.08GB/s

Bandwidth

80.19GB/s

Render Config

-

SM Count

-

12

Compute Units

-

768

Shading Units

1024

48

TMUs

64

16

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

48 KB (per SMM)

1024 KB

L2 Cache

1024 KB

Theoretical Performance

14.51 GPixel/s

Pixel Rate

36.80 GPixel/s

43.54 GTexel/s

Texture Rate

73.60 GTexel/s

1393 GFLOPS

FP16 (half)

-

1393 GFLOPS

FP32 (float)

2.355 TFLOPS

87.07 GFLOPS

FP64 (double)

73.60 GFLOPS

Graphics Processor

Polaris 21

GPU Name

GM206S

Polaris 21 PRO

GPU Variant

N16E-GR-A1

GCN 4.0

Architecture

Maxwell 2.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

3 billion

Transistors

2.94 billion

123 mm²

Die Size

228 mm²

Board Design

75W

TDP

Unknown

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Features

12 (12_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

5.2

6.4

Shader Model

6.7

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