AMD Radeon 550X 640SP: specs and benchmarks

AMD Radeon 550X 640SP

Summary

AMD started Radeon 550X 640SP sales 11 April 2018. This is GCN 4.0 architecture desktop card based on 14 nm manufacturing process and primarily aimed at office use. 4 GB of GDDR5 memory clocked at 6 GHz are supplied, and together with 64 Bit memory interface this creates a bandwidth of 48 GB/s.

Compatibility-wise, this is an integrated video card. No additional power connector is required, and power consumption is at 50 Watt.

It provides poor gaming and benchmark performance at 0.81 percent of a leader's which is NVIDIA GeForce RTX 2080 Ti.

General info

Of Radeon 550X 640SP's architecture, market type and release date.
Place in performance rating
 
Architecture
GCN 4.0
 
Code name
Lexa
 
Type
Desktop
 
Release date
11 April 2018
 

Technical specs

Radeon 550X 640SP's general performance parameters such as number of shaders, GPU core clock, manufacturing process, texturing and calculation speed. These parameters indirectly speak of Radeon 550X 640SP's performance, but for precise assessment you have to consider its benchmark and gaming test results.
Pipelines
640
 
Core clock speed
1019 MHz
 
Boost Clock
1071 MHz
 
Transistor count
2,200 million
 
Manufacturing process technology
14 nm
 
Power consumption (TDP)
50 Watt
 
of 900 (Tesla S2050)
Texture fill rate
42.84
 
Floating-point performance
1,371 gflops
 

Compatibility, dimensions and requirements

Information on Radeon 550X 640SP's compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop video cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).
Interface
PCIe 3.0 x8
 
Supplementary power connectors
None
 

Memory

Parameters of memory installed on Radeon 550X 640SP: its type, size, bus, clock and resulting bandwidth. Note that GPUs integrated into processors don't have dedicated memory and use a shared part of system RAM.
Memory type
GDDR5
 
Maximum RAM amount
4 GB
 
of 8192 (Radeon RX 480)
Memory bus width
64 Bit
 
of 4096 (Radeon R9 Fury)
Memory clock speed
6000 MHz
 
Memory bandwidth
48 GB/s
 
of 1024 (Radeon VII)

Video outputs and ports

Types and number of video connectors present on Radeon 550X 640SP. As a rule, this section is relevant only for desktop reference video cards, since for notebook ones the availability of certain video outputs depends on the laptop model.
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
 

API support

APIs supported by Radeon 550X 640SP, sometimes including their particular versions.
DirectX
12 (12_0)
 
OpenGL
4.6
 

Benchmark performance

Non-gaming benchmarks performance of Radeon 550X 640SP. Note that overall benchmark performance is measured in points in 0-100 range.

Overall benchmark performance

0.81

Game benchmarks

Let's see how good Radeon 550X 640SP is for gaming. Particular gaming benchmark results are measured in FPS. Comparisons with system requirements are included, but remember that sometimes official requirements may reflect real performance inaccurately.

Relative perfomance

Overall Radeon 550X 640SP performance compared to its nearest competitors.

NVIDIA equivalent

We believe that the nearest equivalent to Radeon 550X 640SP from NVIDIA is GeForce GTX 1080 11Gbps, which is nearly equal in speed and higher by 996 positions in our rating.

User rating

Here you can see the user rating of the video card, as well as rate it yourself.

Advices and comments

Here you can ask a question about Radeon 550X 640SP, agree or disagree with our judgements, or report an error or mismatch.
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