Radeon RX 6300 XT vs RX 550X

Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the ranking	588	not rated
Place by popularity	not in top-100	not in top-100
Power efficiency	8.13	no data
Architecture	GCN 4.0 (2016−2020)	RDNA 2.0 (2020−2024)
GPU code name	Lexa	Navi 24
Market segment	Desktop	Desktop
Release date	16 December 2018 (6 years ago)	no data

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores	512	1024
Core clock speed	1100 MHz	no data
Boost clock speed	1183 MHz	2500 MHz
Number of transistors	2,200 million	no data
Manufacturing process technology	14 nm	7 nm
Power consumption (TDP)	50 Watt	100 Watt
Texture fill rate	37.86	160.0
Floating-point processing power	1.211 TFLOPS	5.12 TFLOPS
ROPs	16	32
TMUs	32	64

Form factor & compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

Interface	PCIe 3.0 x8	PCIe 4.0 x8
Length	145 mm	no data
Width	2-slot	2-slot
Supplementary power connectors	None	1x 6-pin

VRAM capacity and type

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory type	GDDR5	GDDR6
Maximum RAM amount	4 GB	4 GB
Memory bus width	128 Bit	64 Bit
Memory clock speed	1500 MHz	16 GB/s
Memory bandwidth	96 GB/s	128.0 GB/s

Connectivity and outputs

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display Connectors	1x DVI, 1x HDMI, 1x DisplayPort	1x HDMI, 2x DisplayPort
HDMI	+	+

API compatibility

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX	12 (12_0)	12 Ultimate (12_2)
Shader Model	6.4	6.6
OpenGL	4.6	4.6
OpenCL	2.0	2.1
Vulkan	1.2.131	1.2

Pros & cons summary

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Chip lithography	14 nm	7 nm
Power consumption (TDP)	50 Watt	100 Watt

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