AMD Radeon RX 550 512SP vs AMD Radeon 540

VS

AMD Radeon RX 550 512SP

AMD Radeon 540

We compared two Desktop platform GPUs: 2GB VRAM Radeon RX 550 512SP and 1024MB VRAM AMD Radeon 540 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 550 512SP 's Advantages

Released 6 months late

Boost Clock1071MHz

More VRAM (2GB vs 1024GB)

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

128 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 550 512SP +20%

1.097 TFLOPS

AMD Radeon 540

0.908 TFLOPS

Radeon RX 550 512SP

VS

AMD Radeon 540

Graphics Card

Oct 2017

Release Date

Apr 2017

Polaris

Generation

Polaris

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

1019 MHz

Base Clock

-

1071 MHz

Boost Clock

-

1500 MHz

Memory Clock

1500 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

32bit

96.00GB/s

Bandwidth

24.00GB/s

Render Config

8

Compute Units

6

-

512

Shading Units

384

32

TMUs

24

16

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

17.14 GPixel/s

Pixel Rate

18.93 GPixel/s

34.27 GTexel/s

Texture Rate

28.39 GTexel/s

1097 GFLOPS

FP16 (half)

908.5 GFLOPS

1097 GFLOPS

FP32 (float)

908.5 GFLOPS

68.54 GFLOPS

FP64 (double)

56.78 GFLOPS

Board Design

50W

TDP

50W

250 W

Suggested PSU

250 W

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

Outputs

2x DisplayPort 1.4a

None

Power Connectors

None

Graphics Processor

Baffin

GPU Name

Lexa

Baffin LE

GPU Variant

Lexa PRO (215-0904018)

GCN 4.0

Architecture

GCN 4.0

GlobalFoundries

Foundry

GlobalFoundries

14 nm

Process Size

14 nm

3 billion

Transistors

2.2 billion

123 mm²

Die Size

103 mm²

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2

Vulkan

1.3

-

6.4

Shader Model

6.7

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