AMD Radeon RX 550X: GPU Specs & Benchmarks

The Radeon RX 550X is a graphics card by AMD, built on the 14 nm process and based on the Lexa graphics processor (GPU). The video card specifications and performance tests (benchmarks) are listed below.

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Benchmarks

PassMark G3D
2204
PassMark G2D
489

Graphics Processor (GPU)

GPU Name
Lexa
Model number
Lexa PRO
(215-0904018)
Architecture
GCN 4.0
Foundry
GlobalFoundries
Process Size
14 nm
Transistors
2,200 million
Die Size
103 mm²

Graphics Card

Release Date
Dec 16th, 2018
Family
Polaris
(RX 500X)
Production
Active
Predecessor
Polaris
Bus Interface
PCIe 3.0 x8

Memory

Memory Size
4 GB
Memory Type
GDDR5
Memory Bus
128 bit
Bandwidth
96.00 GB/s

Performance

Pixel fillrate
18.93 GPixel/s
Texture fillrate
37.86 GTexel/s
FP16 (half) performance
1,211 GFLOPS (1:1)
FP32 (float) performance
1,211 GFLOPS
FP64 (double) performance
75.71 GFLOPS (1:16)

Clock Speeds

Base Clock
1100 MHz
Boost Clock
1183 MHz
Memory Clock
1500 MHz
6 Gbps effective

Render Config

Shading Units
512
TMUs
32
ROPs
16
Compute Units
8
L1 Cache
16 KB (per CU)
L2 Cache
512 KB

Board Design

Slot Width
Dual-slot
Length
145 mm
5.7 inches
Thermal design power (TDP)
50 W
Suggested PSU
250 W
Display Connectors
1x DVI
1x HDMI
1x DisplayPort
Power Connectors
None
Board Number
D090

API support

DirectX
12 (12_0)
OpenGL
4.6
OpenCL
2.1
Vulkan
1.2
Shader Model
6.4
Radeon RX 550X
AMD Radeon RX 550X: GPU Specs & Benchmarks