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AMD Radeon RX 550

Lexa
Graphics Processor
512
Cores
32
TMUs
16
ROPs
2048 MB
Memory Size
GDDR5
Memory Type
128 bit
Bus Width
AMD Radeon RX 550 Image AMD Lexa Image
The Radeon RX 550 is an entry-level graphics card by AMD, launched in April 2017. Built on the 14 nm process, and based on the Lexa graphics processor, in its Lexa PRO variant, the card supports DirectX 12.0. The Lexa graphics processor is an average sized chip with a die area of 103 mm². It features 512 shading units, 32 texture mapping units and 16 ROPs. AMD has placed 2,048 MB GDDR5 memory on the card, which are connected using a 128-bit memory interface. The GPU is operating at a frequency of 1100 MHz, which can be boosted up to 1183 MHz, memory is running at 1750 MHz.
We recommend the AMD Radeon RX 550 for gaming with highest details at resolutions up to, and including, 1680x1050.
Being a dual-slot card, the AMD Radeon RX 550 does not require any additional power connector, its power draw is rated at 50 W maximum. Display outputs include: 1x DVI, 1x HDMI, 1x DisplayPort. Radeon RX 550 is connected to the rest of the system using a PCIe 3.0 x8 interface. The card measures 145 mm in length, and features a dual-slot cooling solution. Its price at launch was 79 US Dollars.

Graphics Processor

GPU Name: Lexa
GPU Variant: Lexa PRO
Architecture: GCN 4.0
Process Size: 14 nm
Transistors: unknown
Die Size: 103 mm²

Graphics Card

Released: Apr 20th, 2017
Production Status: Active
Launch Price: 79 USD
Bus Interface: PCIe 3.0 x8

Relative Performance

7%
9%
11%
14%
17%
18%
22%
29%
29%
32%
33%
34%
39%
42%
45%
46%
48%
50%
53%
56%
57%
59%
61%
69%
70%
71%
72%
73%
74%
78%
82%
83%
86%
89%
89%
89%
91%
95%
97%
100%
Radeon RX 550
104%
106%
106%
111%
115%
123%
126%
127%
129%
130%
135%
136%
137%
139%
146%
149%
151%
152%
152%
164%
166%
170%
172%
173%
174%
178%
178%
183%
197%
202%
207%
208%
210%
213%
223%
228%
234%
237%
237%
263%
293%
313%
315%
319%
323%
327%
329%
332%
334%
338%
364%
368%
368%
382%
417%
435%
450%
493%
510%
550%
582%
681%
701%
Based on TPU review data: "Performance Summary" at 1920x1080
Radeon RX 550 performance estimated based on architecture, shader count and clocks.

Clock Speeds

GPU Clock: 1100 MHz
Boost Clock: 1183 MHz
Memory Clock: 1750 MHz
7000 MHz effective

Memory

Memory Size: 2048 MB
Memory Type: GDDR5
Memory Bus: 128 bit
Bandwidth: 112.0 GB/s

Render Config

Shading Units: 512
TMUs: 32
ROPs: 16
Compute Units: 8
Pixel Rate: 18.93 GPixel/s
Texture Rate: 37.86 GTexel/s
Floating-point performance: 1,211 GFLOPS

Board Design

Slot Width: Dual-slot
Length: 5.7 inches
145 mm
TDP: 50 W
Outputs: 1x DVI
1x HDMI
1x DisplayPort
Power Connectors: None
Board Number: D090

Graphics Features

DirectX: 12.0
OpenGL: 4.6
OpenCL: 2.0
Shader Model: 5.1

Retail boards based on this design (34)

Name GPU Clock Boost Clock Memory Clock Other Changes
ASUS RX 550 Single Fan 1100 MHz 1183 MHz 1750 MHz
ASUS RX 550 Single Fan 4 GB 1100 MHz 1183 MHz 1750 MHz 4096 MB
BIOSTAR RX 550 1100 MHz 1183 MHz 1750 MHz
ColorFire RX 550 Armor 1100 MHz 1183 MHz 1750 MHz
ColorFire RX 550 Armor 4 GB 1100 MHz 1183 MHz 1750 MHz 4096 MB
ColorFire RX 550 Defender 1100 MHz 1183 MHz 1750 MHz 4096 MB
Dataland RX 550 Cool 1100 MHz 1190 MHz 1750 MHz 8.31 inches/211 mm
GIGABYTE RX 550 1100 MHz 1183 MHz 1750 MHz 6.69 inches/170 mm
GIGABYTE RX 550 GAMING OC 1100 MHz 1206 MHz 1750 MHz 7.52 inches/191 mm
HIS RX 550 GREEN iCooler OC 1100 MHz 1203 MHz 1750 MHz
HIS RX 550 GREEN iCooler OC 4 GB 1100 MHz 1203 MHz 1750 MHz 4096 MB
HIS RX 550 GREEN Slim-iCooler OC 1100 MHz 1203 MHz 1750 MHz Single-slot
HIS RX 550 GREEN Slim-iCooler OC 4 GB 1100 MHz 1203 MHz 1750 MHz 4096 MB, Single-slot
KUROTOSHIKOU RX 550 1100 MHz 1183 MHz 1750 MHz 8.86 inches/225 mm
KUROTOSHIKOU RX 550 Short 1100 MHz 1190 MHz 1750 MHz
MSI RX 550 AERO ITX 1100 MHz 1183 MHz 1750 MHz 6.1 inches/155 mm
MSI RX 550 AERO ITX 4 GB 1100 MHz 1183 MHz 1750 MHz 4096 MB
MSI RX 550 AERO ITX OC 1100 MHz 1183 MHz 1750 MHz
MSI RX 550 AERO ITX OC 4 GB 1100 MHz 1183 MHz 1750 MHz 4096 MB
MSI RX 550 Low Profile OC 1100 MHz 1203 MHz 1750 MHz 6.7 inches/170 mm
PowerColor Red Dragon RX 550 1100 MHz 1190 MHz 1750 MHz 8.86 inches/225 mm
PowerColor Red Dragon RX 550 4 GB 1100 MHz 1190 MHz 1750 MHz
PowerColor Red Dragon RX 550 V2 1100 MHz 1190 MHz 1750 MHz
Sapphire PULSE RX 550 1100 MHz 1206 MHz 1750 MHz 6.22 inches/158 mm, Single-slot
Sapphire PULSE RX 550 4 GB 1100 MHz 1206 MHz 1750 MHz 4096 MB, 6.22 inches/158 mm, Single-slot
Sapphire RX 550 Low Profile 1100 MHz 1183 MHz 1750 MHz 6.7 inches/170 mm
XFX RX 550 Low Profile OC 1100 MHz 1203 MHz 1750 MHz 7.01 inches/178 mm
XFX RX 550 Low Profile OC 4 GB 1100 MHz 1203 MHz 1750 MHz 4096 MB, 7.01 inches/178 mm
XFX RX 550 OC 1100 MHz 1203 MHz 1750 MHz 6.69 inches/170 mm
XFX RX 550 OC 4 GB 1100 MHz 1203 MHz 1750 MHz 4096 MB, 6.69 inches/170 mm
XFX RX 550 Single Slot OC 1100 MHz 1203 MHz 1750 MHz 6.69 inches/170 mm, Single-slot
XFX RX 550 Single Slot OC 4 GB 1100 MHz 1203 MHz 1750 MHz 4096 MB, 6.69 inches/170 mm, Single-slot
Yeston RX 550 GAEA 1100 MHz 1183 MHz 1750 MHz 4096 MB, 8.78 inches/223 mm
Yeston RX 550 Speed Edition 1100 MHz 1183 MHz 1750 MHz 4096 MB, 5.71 inches/145 mm