NVIDIA GeForce GTX 860M vs AMD Radeon RX 580X Mobile

VS

NVIDIA GeForce GTX 860M

AMD Radeon RX 580X Mobile

We compared two Mobile platform GPUs: 4GB VRAM GeForce GTX 860M and 8GB VRAM Radeon RX 580X Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 860M 's Advantages

Boost Clock has increased by 1% (1085MHz vs 1077MHz)

Lower TDP (75W vs 100W)

AMD Radeon RX 580X Mobile 's Advantages

Released 4 years and 3 months late

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (256.0GB/s vs 80.19GB/s)

1664 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 860M

1.389 TFLOPS

Radeon RX 580X Mobile +257%

4.963 TFLOPS

GeForce GTX 860M

VS

Radeon RX 580X Mobile

Graphics Card

Jan 2014

Release Date

Apr 2018

GeForce 800M

Generation

Mobility Radeon

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-B (3.0)

Clock Speeds

1020 MHz

Base Clock

1000 MHz

1085 MHz

Boost Clock

1077 MHz

1253 MHz

Memory Clock

2000 MHz

Memory

4GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

80.19GB/s

Bandwidth

256.0GB/s

Render Config

-

Compute Units

36

-

640

Shading Units

2304

40

TMUs

144

16

ROPs

32

-

64 KB (per SMM)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

2 MB

-

Theoretical Performance

17.36 GPixel/s

Pixel Rate

34.46 GPixel/s

43.40 GTexel/s

Texture Rate

155.1 GTexel/s

-

FP16 (half)

4.963 TFLOPS

1389 GFLOPS

FP32 (float)

4.963 TFLOPS

43.40 GFLOPS

FP64 (double)

310.2 GFLOPS

Board Design

75W

TDP

100W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

GM107

GPU Name

Polaris 20

N15P-GX-A1

GPU Variant

Polaris 20M XT

Maxwell

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

1.87 billion

Transistors

5.7 billion

148 mm²

Die Size

232 mm²

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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