AMD Radeon R9 M390X vs ATI Mobility Radeon HD 540v

VS

AMD Radeon R9 M390X ATI Mobility Radeon HD 540v

We compared two Mobile platform GPUs: 4GB VRAM Radeon R9 M390X and 512MB VRAM Mobility Radeon HD 540v to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M390X 's Advantages

Released 5 years late

Larger VRAM bandwidth (160.0GB/s vs 12.80GB/s)

1968 additional rendering cores

ATI Mobility Radeon HD 540v 's Advantages

Lower TDP (15W vs 75W)

Score

Benchmark

FP32 (float)

Radeon R9 M390X +3264%

2.961 TFLOPS

Mobility Radeon HD 540v

0.088 TFLOPS

Radeon R9 M390X

VS

Mobility Radeon HD 540v

Graphics Card

May 2015

Release Date

May 2010

Crystal System

Generation

M9x

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-A (3.0)

Clock Speeds

-

Base Clock

-

Boost Clock

-

1250 MHz

Memory Clock

800 MHz

Memory

4GB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

64bit

160.0GB/s

Bandwidth

12.80GB/s

Render Config

-

SM Count

-

32

Compute Units

1

2048

Shading Units

80

128

TMUs

8

32

ROPs

4

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

64 KB

Theoretical Performance

23.14 GPixel/s

Pixel Rate

2.200 GPixel/s

92.54 GTexel/s

Texture Rate

4.400 GTexel/s

2.961 TFLOPS

FP16 (half)

-

2.961 TFLOPS

FP32 (float)

88.00 GFLOPS

185.1 GFLOPS

FP64 (double)

-

Graphics Processor

Amethyst

GPU Name

M92

Amethyst XT

GPU Variant

-

GCN 3.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

5 billion

Transistors

0.242 billion

366 mm²

Die Size

73 mm²

Board Design

75W

TDP

15W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 (12_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

2.0

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

-

6.3

Shader Model

4.1

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