AMD Radeon R7 250 vs AMD Radeon RX 550

Edit	AMD Radeon R7 250 Check Price	AMD Radeon RX 550 Check Price

Table of Contents

Graphics Processor
Graphics Card
Clocks
Memory Configuration
Render Configuration
Performance
Dimensions & Outputs
API Support & Features
Other Features

Graphics Processor

GPU model	Cape Verde	Lexa
GPU variant	Cape Verde PRO	Lexa PRO (215-0904018)
Architecture	GCN 1.0	GCN 4.0
Foundry	TSMC	GlobalFoundries
Manufacturing process	28 nm	14 nm
Number of transistors	1,500 million	2,200 million
Die size	123 mm²	103 mm²

Graphics Card

Release date	Oct 8th, 2013	Apr 20th, 2017
Generation	Volcanic Islands	Polaris
Production	End-of-life	End-of-life
Interface	PCIe 3.0 x16	PCIe 3.0 x8
Predecessor	Sea Islands	Arctic Islands
Successor	Pirate Islands	Vega
Launch price	—	79 USD

Clocks

GPU clock	700 MHz	—
Memory clock	900 MHz 1800 Mbps effective	1750 MHz 7 Gbps effective
Base clock	—	1100 MHz
Boost clock	—	1183 MHz

Memory Configuration

Memory size	1024 MB	2 GB
Memory type	DDR3	GDDR5
Memory bus width	128 bit	128 bit
Bandwidth	28.80 GB/s	112.0 GB/s

Render Configuration

Shading units	512	512
TMUs	32	32
ROPs	16	16
Compute units	8	8
Cache L1	16 KB (per CU)	16 KB (per CU)
Cache L2	256 KB	512 KB

Performance

Pixel rate	11.20 GPixel/s	18.93 GPixel/s
Texture rate	22.40 GTexel/s	37.86 GTexel/s
FP32 (float) performance	716.8 GFLOPS	1,211 GFLOPS
FP64 (double) performance	44.80 GFLOPS (1:16)	75.71 GFLOPS (1:16)
FP16 (half) performance	—	1,211 GFLOPS (1:1)

Dimensions & Outputs

Slot width	Single-slot	Dual-slot
Length	168 mm 6.6 inches	145 mm 5.7 inches
TDP	55 W	50 W
Suggested PSU	250 W	250 W
Outputs	1x DVI1x HDMI1x DisplayPort	1x DVI1x HDMI1x DisplayPort
Power connectors	None	None
Board number	—	D090-01

API Support & Features

DirectX	12 (11_1)	12 (12_0)
OpenGL	4.6	4.6
OpenCL	1.2	2.1
Vulkan	1.2	1.2
Shader model	5.1	6.4

Other Features

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