AMD Radeon R7 M340 vs AMD Radeon RX 560X Mobile

VS

AMD Radeon R7 M340 AMD Radeon RX 560X Mobile

We compared two Mobile platform GPUs: 1024MB VRAM Radeon R7 M340 and 4GB VRAM Radeon RX 560X Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 M340 's Advantages

Boost Clock715MHz

AMD Radeon RX 560X Mobile 's Advantages

Released 3 years and 1 months late

More VRAM (4GB vs 1GB)

Larger VRAM bandwidth (112.0GB/s vs 16.00GB/s)

512 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R7 M340

0.549 TFLOPS

Radeon RX 560X Mobile +299%

2.192 TFLOPS

Radeon R7 M340

VS

Radeon RX 560X Mobile

Graphics Card

Dec 2015

Release Date

Jan 2019

Gem System

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

620 MHz

Base Clock

-

715 MHz

Boost Clock

-

1000 MHz

Memory Clock

1750 MHz

Memory

1024MB

Memory Size

4GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

16.00GB/s

Bandwidth

112.0GB/s

Render Config

-

SM Count

-

6

Compute Units

14

384

Shading Units

896

24

TMUs

56

8

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

1024 KB

Theoretical Performance

5.720 GPixel/s

Pixel Rate

19.57 GPixel/s

17.16 GTexel/s

Texture Rate

68.49 GTexel/s

-

FP16 (half)

2.192 TFLOPS

549.1 GFLOPS

FP32 (float)

2.192 TFLOPS

34.32 GFLOPS

FP64 (double)

137.0 GFLOPS

Graphics Processor

Opal

GPU Name

Polaris 31

Opal PRO

GPU Variant

Polaris 31 MXL

GCN 1.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

0.95 billion

Transistors

3 billion

77 mm²

Die Size

123 mm²

Board Design

Unknown

TDP

65W

-

Suggested PSU

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 (11_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

2.1

1.2.170

Vulkan

1.2

-

CUDA

-

6.5 (5.1)

Shader Model

6.4

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