AMD Radeon RX 540 Mobile vs AMD Radeon HD 8690M

VS

AMD Radeon RX 540 Mobile

AMD Radeon HD 8690M

We compared two Mobile platform GPUs: 2GB VRAM Radeon RX 540 Mobile and 2GB VRAM Radeon HD 8690M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 540 Mobile 's Advantages

Released 4 years and 8 months late

Boost Clock has increased by 25% (1219MHz vs 975MHz)

Larger VRAM bandwidth (96.00GB/s vs 32.00GB/s)

192 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 540 Mobile +100%

1.248 TFLOPS

Radeon HD 8690M

0.624 TFLOPS

Radeon RX 540 Mobile

VS

Radeon HD 8690M

Graphics Card

Nov 2017

Release Date

Mar 2013

Mobility Radeon

Generation

Solar System

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

1124 MHz

Base Clock

925 MHz

1219 MHz

Boost Clock

975 MHz

1500 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

64bit

96.00GB/s

Bandwidth

32.00GB/s

Render Config

8

Compute Units

5

-

512

Shading Units

320

32

TMUs

20

16

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

128 KB

-

Theoretical Performance

19.50 GPixel/s

Pixel Rate

7.800 GPixel/s

39.01 GTexel/s

Texture Rate

19.50 GTexel/s

1248 GFLOPS

FP16 (half)

-

1248 GFLOPS

FP32 (float)

624.0 GFLOPS

78.02 GFLOPS

FP64 (double)

39.00 GFLOPS

Board Design

50W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Processor

Lexa

GPU Name

Sun

Lexa PRO (215-0904018)

GPU Variant

Sun S3 XT (216-0841009)

GCN 4.0

Architecture

GCN 1.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

2.2 billion

Transistors

0.69 billion

103 mm²

Die Size

56 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

2.1 (1.2)

1.2

Vulkan

1.2.170

-

6.4

Shader Model

6.5 (5.1)

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