AMD Radeon 540 vs AMD Radeon RX 550X 640SP

VS

AMD Radeon 540

AMD Radeon RX 550X 640SP

We compared two Desktop platform GPUs: 1024MB VRAM AMD Radeon 540 and 2GB VRAM Radeon RX 550X 640SP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 540 's Advantages

Lower TDP (50W vs 60W)

AMD Radeon RX 550X 640SP 's Advantages

Released 1 years late

Boost Clock1071MHz

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (96.00GB/s vs 24.00GB/s)

256 additional rendering cores

Score

Benchmark

FP32 (float)

AMD Radeon 540

0.908 TFLOPS

Radeon RX 550X 640SP +50%

1.371 TFLOPS

AMD Radeon 540

VS

Radeon RX 550X 640SP

Graphics Card

Apr 2017

Release Date

Apr 2018

Polaris

Generation

Polaris

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1019 MHz

-

Boost Clock

1071 MHz

1500 MHz

Memory Clock

1500 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

32bit

Memory Bus

128bit

24.00GB/s

Bandwidth

96.00GB/s

Render Config

6

Compute Units

10

-

384

Shading Units

640

24

TMUs

40

16

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

1024 KB

-

Theoretical Performance

18.93 GPixel/s

Pixel Rate

17.14 GPixel/s

28.39 GTexel/s

Texture Rate

42.84 GTexel/s

908.5 GFLOPS

FP16 (half)

1371 GFLOPS

908.5 GFLOPS

FP32 (float)

1371 GFLOPS

56.78 GFLOPS

FP64 (double)

85.68 GFLOPS

Board Design

50W

TDP

60W

250 W

Suggested PSU

250 W

2x DisplayPort 1.4a

Outputs

1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a

None

Power Connectors

None

Graphics Processor

Lexa

GPU Name

Baffin

Lexa PRO (215-0904018)

GPU Variant

Baffin LE

GCN 4.0

Architecture

GCN 4.0

GlobalFoundries

Foundry

GlobalFoundries

14 nm

Process Size

14 nm

2.2 billion

Transistors

3 billion

103 mm²

Die Size

123 mm²

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.3

Vulkan

1.2

-

6.7

Shader Model

6.4

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