AMD Radeon 550X: specs and benchmarks

Summary

AMD started Radeon 550X sales 27 March 2019. This is a GCN 4.0 architecture desktop card based on 14 nm manufacturing process and primarily aimed at office use. 2 GB of GDDR5 memory clocked at 7 GHz are supplied, and together with 128 Bit memory interface this creates a bandwidth of 112.0 GB/s.

Compatibility-wise, this is dual-slot card attached via PCIe 3.0 x8 interface. Its manufacturer default version has a length of 145 mm. No additional power connector is required, and power consumption is at 50 Watt.

General info

Some basic facts about Radeon 550X: architecture, market segment, release date etc.

Place in performance ranking	636
Value for money	0.93
Architecture	GCN 4.0 (2016−2020)
GPU code name	Lexa
Market segment	Desktop
Release date	27 March 2019 (4 years old)
Current price	$468	of 168889 (A100 PCIe 80 GB)

Technical specs

Radeon 550X's specs such as number of shaders, GPU base clock, manufacturing process, texturing and calculation speed. These parameters indirectly speak of Radeon 550X's performance, but for precise assessment you have to consider its benchmark and gaming test results.

Pipelines / CUDA cores	512	of 20480 (Data Center GPU Max NEXT)
Core clock speed	1082 MHz	of 2610 (Radeon RX 6500 XT)
Boost clock speed	1218 MHz	of 3599 (Radeon RX 7990 XTX)
Number of transistors	2,200 million	of 14400 (GeForce GTX 1080 SLI Mobile)
Manufacturing process technology	14 nm	of 4 (GeForce RTX 4080)
Power consumption (TDP)	50 Watt	of 2400 (Data Center GPU Max Subsystem)
Texture fill rate	38.98	of 969.9 (H100 SXM5 96 GB)

Size and compatibility

This section provides details about the physical dimensions of Radeon 550X and its compatibility with other computer components. This information is useful when selecting a computer configuration or upgrading an existing one. For desktop graphics cards, it includes details about the interface and bus (for motherboard compatibility) and additional power connectors (for power supply compatibility).

Interface	PCIe 3.0 x8
Length	145 mm
Width	2-slot
Supplementary power connectors	None

Memory

Parameters of memory installed on Radeon 550X: its type, size, bus, clock and resulting bandwidth. Note that GPUs integrated into processors have no dedicated memory and use a shared part of system RAM instead.

Memory type	GDDR5
Maximum RAM amount	2 GB	of 128 (Radeon Instinct MI250X)
Memory bus width	128 Bit	of 19000 (GeForce RTX 3080 12 GB)
Memory clock speed	7000 MHz	of 22400 (GeForce RTX 4080)
Memory bandwidth	112.0 GB/s	of 3276 (Aldebaran)

Video outputs and ports

Types and number of video connectors present on Radeon 550X. As a rule, this section is relevant only for desktop reference graphics cards, since for notebook ones the availability of certain video outputs depends on the laptop model, while non-reference desktop models can (though not necessarily will) bear a different set of video ports.

Display Connectors	1x DVI, 1x HDMI, 1x DisplayPort
HDMI	+

API support

APIs supported by Radeon 550X, sometimes including their particular versions.

DirectX	12 (12_0)
Shader Model	6.4
OpenGL	4.6
OpenCL	2.0
Vulkan	1.2.131

Benchmark performance

Synthetic benchmark performance of Radeon 550X. The combined score is measured on a 0-100 point scale.

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Combined synthetic benchmark score

This is our combined benchmark performance score. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

Gaming performance

Let's see how good Radeon 550X is for gaming. Particular gaming benchmark results are measured in frames per second. Comparisons with game system requirements are included, but remember that sometimes official requirements may reflect reality inaccurately.

Relative perfomance

Radeon 550X's performance compared to nearest competitors among desktop video cards.

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