NVIDIA GeForce 945A vs AMD Radeon Pro 580

VS

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 945A and 8GB VRAM Radeon Pro 580 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 945A 's Advantages

Lower TDP (33W vs 185W)

AMD Radeon Pro 580 's Advantages

Released 2 years and 3 months late

Boost Clock has increased by 1% (1200MHz vs 1189MHz)

More VRAM (8GB vs 1GB)

Larger VRAM bandwidth (217.0GB/s vs 40.10GB/s)

1920 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 945A

0.913 TFLOPS

Radeon Pro 580 +505%

5.53 TFLOPS

GeForce 945A

VS

Radeon Pro 580

Graphics Card

Mar 2015

Release Date

Jun 2017

GeForce 900A

Generation

Radeon Pro Mac

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

1006 MHz

Base Clock

1100 MHz

1189 MHz

Boost Clock

1200 MHz

1253 MHz

Memory Clock

1695 MHz

Memory

1024MB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

64bit

Memory Bus

256bit

40.10GB/s

Bandwidth

217.0GB/s

Render Config

-

SM Count

-

Compute Units

36

384

Shading Units

2304

24

TMUs

144

8

ROPs

32

-

Tensor Cores

-

RT Cores

-

64 KB (per SMM)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

2 MB

Theoretical Performance

9.512 GPixel/s

Pixel Rate

38.40 GPixel/s

28.54 GTexel/s

Texture Rate

172.8 GTexel/s

-

FP16 (half)

5.530 TFLOPS

913.2 GFLOPS

FP32 (float)

5.530 TFLOPS

28.54 GFLOPS

FP64 (double)

345.6 GFLOPS

Graphics Processor

GM108

GPU Name

Ellesmere

-

GPU Variant

Ellesmere XTA (216-0886220)

Maxwell

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

Unknown

Transistors

5.7 billion

Unknown

Die Size

232 mm²

Board Design

33W

TDP

185W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Features

12 (11_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.2

5.0

CUDA

-

5.1

Shader Model

6.4

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