AMD Radeon Pro 580 vs NVIDIA GeForce GTX 850M

VS

AMD Radeon Pro 580

NVIDIA GeForce GTX 850M

We compared two Mobile platform GPUs: 8GB VRAM Radeon Pro 580 and 2GB VRAM GeForce GTX 850M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro 580 's Advantages

Released 3 years and 3 months late

Boost Clock1200MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (217.0GB/s vs 32.03GB/s)

1664 additional rendering cores

NVIDIA GeForce GTX 850M 's Advantages

Lower TDP (45W vs 185W)

Score

Benchmark

FP32 (float)

Radeon Pro 580 +378%

5.53 TFLOPS

GeForce GTX 850M

1.155 TFLOPS

Radeon Pro 580

VS

GeForce GTX 850M

Graphics Card

Jun 2017

Release Date

Mar 2014

Radeon Pro Mac

Generation

GeForce 800M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1100 MHz

Base Clock

-

1200 MHz

Boost Clock

-

1695 MHz

Memory Clock

1001 MHz

Memory

8GB

Memory Size

2GB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

128bit

217.0GB/s

Bandwidth

32.03GB/s

Render Config

36

Compute Units

-

2304

Shading Units

640

144

TMUs

40

32

ROPs

16

-

16 KB (per CU)

L1 Cache

64 KB (per SMM)

2 MB

L2 Cache

2 MB

-

Theoretical Performance

38.40 GPixel/s

Pixel Rate

14.43 GPixel/s

172.8 GTexel/s

Texture Rate

36.08 GTexel/s

5.530 TFLOPS

FP16 (half)

-

5.530 TFLOPS

FP32 (float)

1155 GFLOPS

345.6 GFLOPS

FP64 (double)

36.08 GFLOPS

Board Design

185W

TDP

45W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Ellesmere

GPU Name

GM107

Ellesmere XTA (216-0886220)

GPU Variant

N15P-GT-A1

GCN 4.0

Architecture

Maxwell

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

5.7 billion

Transistors

1.87 billion

232 mm²

Die Size

148 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

5.0

6.4

Shader Model

5.1

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