AMD Radeon RX 560X Mobile vs NVIDIA GeForce GT 820M

VS

AMD Radeon RX 560X Mobile

NVIDIA GeForce GT 820M

We compared two Mobile platform GPUs: 4GB VRAM Radeon RX 560X Mobile and 1024MB VRAM GeForce GT 820M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 560X Mobile 's Advantages

Released 5 years and 2 months late

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (112.0GB/s vs 14.40GB/s)

800 additional rendering cores

NVIDIA GeForce GT 820M 's Advantages

Lower TDP (15W vs 65W)

Score

Benchmark

FP32 (float)

Radeon RX 560X Mobile +635%

2.192 TFLOPS

GeForce GT 820M

0.298 TFLOPS

Radeon RX 560X Mobile

VS

GeForce GT 820M

Graphics Card

Jan 2019

Release Date

Nov 2013

Mobility Radeon

Generation

GeForce 800M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1750 MHz

Memory Clock

900 MHz

Memory

4GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

112.0GB/s

Bandwidth

14.40GB/s

Render Config

14

Compute Units

-

SM Count

2

896

Shading Units

96

56

TMUs

16

ROPs

8

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

1024 KB

L2 Cache

128 KB

-

Theoretical Performance

19.57 GPixel/s

Pixel Rate

3.100 GPixel/s

68.49 GTexel/s

Texture Rate

12.40 GTexel/s

2.192 TFLOPS

FP16 (half)

-

2.192 TFLOPS

FP32 (float)

297.6 GFLOPS

137.0 GFLOPS

FP64 (double)

24.80 GFLOPS

Board Design

65W

TDP

15W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Polaris 31

GPU Name

GF117

Polaris 31 MXL

GPU Variant

N15V-GM

GCN 4.0

Architecture

Fermi 2.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

3 billion

Transistors

0.585 billion

123 mm²

Die Size

116 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

2.1

6.4

Shader Model

5.1

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