AMD · GCN 4 · 2018
Radeon RX 550X (Polaris 12) — 4 GB
Radeon RX 550X (Polaris 12) — 4 GB: 4 GB GDDR5, 50 W. Launched April 11, 2018 at $79.
- Memory
- 4 GB
- Power
- 50 W
- Bus width
- 128 bit
Memory4 GB
60 of 96 in Radeon RX
Power50 W
87 of 96 by higher draw in Radeon RX
Launch price$79
39 of 43 in Radeon RX
Current market
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Specifications
Memory
- Capacity
- 4 GB
- Memory type
- GDDR5
- Bus width
- 128 bit
- Bandwidth
- 112 GB/s
Compute
- FP32
- 1,317.888 GFLOPS
- FP64
- 82.368 GFLOPS
- Pixel fill rate
- 20.592 GP/s
- Texture fill rate
- 41.184 GT/s
Board
- TDP
- 50 W
- Bus interface
- PCIe 3.0 ×8
- Form factor
- desktop
- Launch MSRP
- 79 USD
Physical
- Architecture
- GCN 4
- Process
- 14 nm (mapped from a reviewed process name)
- Die size
- 101 mm²
- Series
- Radeon RX
- Launch date
- April 11, 2018
Not recorded by the source: generation, codename, transistors and shaders, or 7 further fields.
Die figure
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.
Catalog context
Within its series, the Radeon RX 550X (Polaris 12) ranks 38th of 44 for FP32 throughput and 60th of 96 for memory capacity. Its 50 W TDP is within the 75 W PCIe slot-power ceiling.
Source: Wikipedia, revision 1364362273 · catalog loaded 2026-08-16