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AMD · GCN 4 · 2018

Radeon 550X (Polaris 23 XT)

Memory2 GB19 of 138 in Radeon
Power50 W45 of 113 by higher draw in Radeon
Shaders6404 of 13 in Radeon

Silicon, made visible

Die area is drawn against the largest recorded die in the catalog. Shader dots use a labeled, card-specific ratio so both early and modern GPUs remain legible.

Die size not recorded · 640 shadersDie size not recorded; shader grid shown without scale. Each dot = 8 shaders.640 shadersEach dot = 8 shadersDie size not recorded; shader grid shown without scale

Specifications

Memory

Capacity
2 GB
Type
GDDR5
Bus width
128 bit
Memory clock
1,500 MHz
Bandwidth
96 GB/s

Compute

Shaders
640
TMUs
40
ROPs
16
Pixel fill rate
20.6 GP/s
Texture fill rate
51.5 GT/s

Board

TDP
50 W
Form factor
mobile

Physical

Architecture
GCN 4
Process
14 nm
Series
Radeon
Launch date
April 11, 2018

Not recorded by the source: generation, codename, transistors and die size, or 8 further fields.

Catalog context

Within its series, the Radeon 550X (Polaris 23 XT) ranks 19th of 138 for memory capacity. Its 50 W TDP is within the 75 W PCIe slot-power ceiling.

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Source: Wikipedia, revision 1364362273 · catalog loaded 2026-08-16