GPU comparison with benchmarks

ASRock Phantom Gaming Radeon RX 550 4G vs SAPPHIRE PULSE RX 550 2G G5

ASRock Phantom Gaming Radeon RX 550 4G
ASRock Phantom Gaming Radeon RX 550 4G 4 GB GDDR5 · 1.23 GHz · 50 W Speed index 1/100

The ASRock Phantom Gaming Radeon RX 550 4G has 512 shader units and these clock a maximum of 1.23 GHz which results in an FP32 computing power of 1.26 TFLOPS.

SAPPHIRE PULSE RX 550 2G G5
SAPPHIRE PULSE RX 550 2G G5 2 GB GDDR5 · 1.21 GHz · 65 W Speed index 1/100

The SAPPHIRE PULSE RX 550 2G G5 has 512 shader units and these clock at a maximum of 1.21 GHz and achieve an FP32 computing power of 1.23 TFLOPS.

Quick comparison

In FP32 performance, the ASRock Phantom Gaming Radeon RX 550 4G is 2.4 % faster than the SAPPHIRE PULSE RX 550 2G G5.

ASRock Phantom Gaming Radeon RX 550 4GSAPPHIRE PULSE RX 550 2G G5
Speed index
1/100
1/100
FP32
1.26 TFLOPS
1.23 TFLOPS
Boost Clock
1.23 GHz
1.21 GHz
Memory Size
4 GB GDDR5
2 GB GDDR5
Memory bandwidth
96 GB/s
112 GB/s
TDP
50 W
65 W
Launch Price
99 $
79 $

GPU

GPUASRock Phantom Gaming Radeon RX 550 4GSAPPHIRE PULSE RX 550 2G G5
Based onAMD Radeon RX 550 (Lexa)AMD Radeon RX 550 (Lexa)
GPU ChipLexa PROLexa PRO
Streaming Multiprocessors88
Shader512512
Render Output Units1616
Texture Units3232
More information
The ASRock Phantom Gaming Radeon RX 550 4G is equipped with a graphics chip of the GCN 4 architecture, which has 8 streaming multiprocessors.

The graphics card SAPPHIRE PULSE RX 550 2G G5 is based on the GCN 4 architecture and is equipped with 8 execution units.

Memory

MemoryASRock Phantom Gaming Radeon RX 550 4GSAPPHIRE PULSE RX 550 2G G5
Memory Size4 GB2 GB
Memory TypeGDDR5GDDR5
Memory Clock1.500 GHz1.750 GHz
Memory Speed6.0 Gbps7.0 Gbps
Memory bandwidth96 GB/s112 GB/s
Memory Interface128 bit128 bit
More information
The ASRock Phantom Gaming Radeon RX 550 4G is equipped with a 4 GB large GDDR5 graphics memory, which is equipped with 1.500 GHz clocks.

The SAPPHIRE PULSE RX 550 2G G5 has a 2 GB large GDDR5 graphics memory and the memory clock is 1.750GHz.

Clock Speeds

Clock SpeedsASRock Phantom Gaming Radeon RX 550 4GSAPPHIRE PULSE RX 550 2G G5
Base Clock1.100 GHz1.100 GHz
Boost Clock1.230 GHz+4 %1.206 GHz+2 %
Avg (Game) Clock1.18 GHz--
OverclockingYesYes
More information
The ASRock Phantom Gaming Radeon RX 550 4G has a turbo clock of 1.230 GHz. The turbo frequency of the SAPPHIRE PULSE RX 550 2G G5 is 1.206 GHz.

Thermal Design

Thermal DesignASRock Phantom Gaming Radeon RX 550 4GSAPPHIRE PULSE RX 550 2G G5
TDP50 W65 W
Tjunction max80 °C80 °C
More information
The ASRock Phantom Gaming Radeon RX 550 4G has -- connectors through which it is supplied with power. The manufacturer specifies the maximum operating temperature of the graphics card as 80 °C.

The SAPPHIRE PULSE RX 550 2G G5 is equipped with a -- PCIe power connector that supplies it with power. The maximum operating temperature of the card is 80 °C.

Cooler & Fans

Cooler & FansASRock Phantom Gaming Radeon RX 550 4GSAPPHIRE PULSE RX 550 2G G5
Fan-TypeAxialAxial
Fan 11 x 80 mm1 x 90 mm
Cooler-TypeAir coolingAir cooling
More information
The graphics processor and graphics memory of the ASRock Phantom Gaming Radeon RX 550 4G are cooled with a Air cooling.

The SAPPHIRE PULSE RX 550 2G G5 is cooled by a Air cooling.

Connectivity

ConnectivityASRock Phantom Gaming Radeon RX 550 4GSAPPHIRE PULSE RX 550 2G G5
Max. Displays44
HDCP2.22.2
HDMI1x HDMI 2.0b1x HDMI 2.0b
DisplayPort1x DP 1.41x DP 1.4
DVI11
More information
The ASRock Phantom Gaming Radeon RX 550 4G supports the downward compatible copy protection HDCP in version 2.2.

The SAPPHIRE PULSE RX 550 2G G5 supports HDCP in version 2.2 and all previous versions.

Featureset

FeaturesetASRock Phantom Gaming Radeon RX 550 4GSAPPHIRE PULSE RX 550 2G G5
Max. resolution5120x28805120x2880
DirectX1212
RaytracingNoNo
DLSS / FSRYesYes
LEDNo LED lightingNo LED lighting
More information
The ASRock Phantom Gaming Radeon RX 550 4G supports the DirectX standard from Microsoft in version 12.

The SAPPHIRE PULSE RX 550 2G G5 supports Microsoft's DirectX version 12.

Supported Video Codecs

Supported Video CodecsASRock Phantom Gaming Radeon RX 550 4GSAPPHIRE PULSE RX 550 2G G5
h264Decode / EncodeDecode / Encode
h265 / HEVCDecode / EncodeDecode / Encode
VP8DecodeDecode
VP9DecodeDecode
AV1NoNo
More information
This area lists which video codecs can be decoded or encoded by the graphics cards in hardware. As a result, the power consumption can be reduced due to a lower processor load.

Dimensions

DimensionsASRock Phantom Gaming Radeon RX 550 4GSAPPHIRE PULSE RX 550 2G G5
Length170 mm158 mm
Height131 mm112 mm
Width42 mm28 mm
Width (Slots)2 Slots2 Slots
SFF-ReadyNoNo
More information
The ASRock Phantom Gaming Radeon RX 550 4G is 42 mm wide and therefore needs the space of 2 PCIe-Slots in the case.

The width of the SAPPHIRE PULSE RX 550 2G G5 is 42 mm and thus requires the space of 2 PCIe-Slots in the PC case.

Additional data

Additional dataASRock Phantom Gaming Radeon RX 550 4GSAPPHIRE PULSE RX 550 2G G5
GPU InterfacePCIe 3.0 x 8PCIe 3.0 x 8
Release dateQ3/2018Q4/2017
Launch Price99 $79 $
Structure size14 nm14 nm
Part-no--11268-03
Documentsdata sheetdata sheet
More information
Manufactured using the 14 nanometer process, ASRock Phantom Gaming Radeon RX 550 4G was released in Q3/2018.

The SAPPHIRE PULSE RX 550 2G G5 published in Q4/2017 is manufactured with a structure width of 14 nanometers.

Benchmark results

Battlefield 5

Battlefield 5 is a visually stunning game that is ideal as a graphics card benchmark. We test the game with maximum details on Windows 10.

3840x2160 (2160p)

  1. 8 fps (avg)
  2. 8 fps (avg)

2560x1440 (1440p) ASRock Phantom Gaming Radeon RX 550 4G +6.3 %

  1. 17 fps (avg)
  2. 16 fps (avg)

1920x1080 (1080p) ASRock Phantom Gaming Radeon RX 550 4G +4.3 %

  1. 24 fps (avg)
  2. 23 fps (avg)

Geekbench 6 (OpenCL, Vulkan, Metal)

Geekbench 6 is a cross-platform benchmark for main processors, which also carries out 3 different graphics benchmarks and outputs them in the form of a numerical value.

Geekbench 6 - OpenCL ASRock Phantom Gaming Radeon RX 550 4G +2.4 %

  1. 14,902
  2. 14,548

Geekbench 6 - Vulkan ASRock Phantom Gaming Radeon RX 550 4G +2.4 %

  1. 13,828
  2. 13,498

Geekbench 6 - Metal ASRock Phantom Gaming Radeon RX 550 4G +2.4 %

  1. 19,123
  2. 18,668

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