Radeon RX 6300 XT vs RX 550 512SP

Primary details

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

Place in the ranking	not rated	not rated
Place by popularity	not in top-100	not in top-100
Architecture	GCN 4.0 (2016−2020)	RDNA 2.0 (2020−2025)
GPU code name	Baffin	Navi 24
Market segment	Desktop	Desktop
Release date	13 October 2017 (8 years ago)	no data
Launch price (MSRP)	$79	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	1019 MHz	no data
Boost clock speed	1071 MHz	2500 MHz
Number of transistors	3,000 million	no data
Manufacturing process technology	14 nm	7 nm
Power consumption (TDP)	50 Watt	100 Watt
Texture fill rate	34.27	160.0
Floating-point processing power	1.097 TFLOPS	5.12 TFLOPS
ROPs	16	32
TMUs	32	64
L1 Cache	128 KB	no data
L2 Cache	512 KB	no data

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	2 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
Resizable BAR	-	+

Connectivity and outputs

This section shows the types and number of video connectors on each GPU. The data applies specifically to desktop reference models (for example, NVIDIA’s Founders Edition). OEM partners often modify both the number and types of ports. On notebook GPUs, video‐output options are determined by the laptop’s design rather than the graphics chip itself.

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

API and SDK support

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	1.2

Pros & cons summary

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Maximum RAM amount	2 GB	4 GB
Chip lithography	14 nm	7 nm
Power consumption (TDP)	50 Watt	100 Watt