AMD Radeon RX 580 Mobile vs NVIDIA GeForce GTX 870M

VS

AMD Radeon RX 580 Mobile

NVIDIA GeForce GTX 870M

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 580 Mobile and 3GB VRAM GeForce GTX 870M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 580 Mobile 's Advantages

Released 3 years and 1 months late

Boost Clock has increased by 11% (1077MHz vs 967MHz)

More VRAM (8GB vs 3GB)

Larger VRAM bandwidth (256.0GB/s vs 120.0GB/s)

960 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 580 Mobile +90%

4.963 TFLOPS

GeForce GTX 870M

2.599 TFLOPS

Radeon RX 580 Mobile

VS

GeForce GTX 870M

Graphics Card

Apr 2017

Release Date

Mar 2014

Mobility Radeon

Generation

GeForce 800M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-B (3.0)

Clock Speeds

1000 MHz

Base Clock

941 MHz

1077 MHz

Boost Clock

967 MHz

2000 MHz

Memory Clock

1250 MHz

Memory

8GB

Memory Size

3GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

192bit

256.0GB/s

Bandwidth

120.0GB/s

Render Config

36

Compute Units

-

2304

Shading Units

1344

144

TMUs

112

32

ROPs

24

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

2 MB

L2 Cache

384 KB

-

Theoretical Performance

34.46 GPixel/s

Pixel Rate

27.08 GPixel/s

155.1 GTexel/s

Texture Rate

108.3 GTexel/s

4.963 TFLOPS

FP16 (half)

-

4.963 TFLOPS

FP32 (float)

2.599 TFLOPS

310.2 GFLOPS

FP64 (double)

108.3 GFLOPS

Board Design

100W

TDP

100W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Polaris 20

GPU Name

GK104

Polaris 20M XT

GPU Variant

N15E-GT-A2

GCN 4.0

Architecture

Kepler

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

5.7 billion

Transistors

3.54 billion

232 mm²

Die Size

294 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2

Vulkan

1.1

-

CUDA

3.0

6.4

Shader Model

5.1

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