AMD Radeon 550X 640SP: specs and benchmarks

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Summary

AMD started Radeon 550X 640SP sales 11 April 2018. This is a desktop graphics card based on a GCN 4.0 architecture and made with 14 nm manufacturing process. It is primarily aimed at gamer market. 4 GB of GDDR5 memory clocked at 1.5 GHz are supplied, and together with 64 Bit memory interface this creates a bandwidth of 48 GB/s.

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

Primary details

Some basic facts about Radeon 550X 640SP: architecture, market segment, release date etc.

Place in the rankingnot rated
Place by popularitynot in top-100
ArchitectureGCN 4.0 (2016−2020)
GPU code nameLexa
Market segmentDesktop
Release date11 April 2018 (7 years ago)

Detailed specifications

Radeon 550X 640SP's specs such as number of shaders, GPU base 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 / CUDA cores640of 960 (GeForce GTX 660)
Core clock speed1019 MHzof 980 (GeForce GT 755M SLI)
Boost clock speed1071 MHzof 1000 (HD Graphics (Haswell))
Number of transistors2,200 millionof 100,000 million (Data Center GPU Max 1100)
Manufacturing process technology14 nmof 0.003 MB (Arc Graphics 140V)
Power consumption (TDP)50 Wattof 235 (FirePro S9150)
Texture fill rate42.84of 1,968 (RTX PRO 6000 Blackwell)
Floating-point processing power1.371 TFLOPSof 126 (RTX PRO 6000 Blackwell)
ROPs16of 512 (Moore Threads MTT S4000)
TMUs40of 896 (Data Center GPU Max 1350)
L1 Cache160 KBof 64 MB (Data Center GPU Max 1550)
L2 Cache256 KBof 408 MB (Data Center GPU Max 1350)

Form factor & compatibility

This section provides details about the physical dimensions of Radeon 550X 640SP and its compatibility with other computer components. This information is useful when selecting a computer configuration or upgrading an existing one. For desktop graphics cards, it includes details about the interface and bus (for motherboard compatibility) and additional power connectors (for power supply compatibility).

InterfacePCIe 3.0 x8
WidthIGP
Supplementary power connectorsNone

VRAM capacity and type

Parameters of memory installed on Radeon 550X 640SP: its type, size, bus, clock and resulting bandwidth. Note that GPUs integrated into processors have no dedicated memory and use a shared part of system RAM instead.

Memory typeGDDR5
Maximum RAM amount4 GBof 288 GB (Radeon Instinct MI325X)
Memory bus width64 Bitof 384 (GeForce GTX 980 Ti)
Memory clock speed1500 MHzof 16384000 MB (GeForce RTX 4050 Mobile)
Memory bandwidth48 GB/sof 983040 MB (GeForce RTX 5080)

Connectivity and outputs

Types and number of video connectors present on Radeon 550X 640SP. As a rule, this section is relevant only for desktop reference graphics cards, since for notebook ones the availability of certain video outputs depends on the laptop model, while non-reference desktop models can (though not necessarily will) bear a different set of video ports.

Display Connectors1x DVI, 1x HDMI, 1x DisplayPort
HDMI+

API and SDK support

APIs supported by Radeon 550X 640SP, sometimes including their particular versions.

DirectX12 (12_0)
Shader Model6.4
OpenGL4.6
OpenCL2.0
Vulkan1.2.131

Benchmark performance

Synthetic benchmark performance of Radeon 550X 640SP. The combined score is measured on a 0-100 point scale.



We have no data on Radeon 550X 640SP benchmark results.


NVIDIA equivalent

According to our data, the closest NVIDIA alternative to Radeon 550X 640SP is GeForce GTX 750 Ti.

Similar GPUs

Here is our recommendation of several graphics cards that are more or less close in performance to the one reviewed.

Recommended processors

These processors are most commonly used with Radeon 550X 640SP according to our statistics.

All comparisons with Radeon 550X 640SP

Community ratings

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