ATI Radeon HD 3850 X3 vs RX 550

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Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the ranking550not rated
Place by popularity21not in top-100
Cost-effectiveness evaluation2.92no data
Power efficiency9.70no data
ArchitectureGCN 4.0 (2016−2020)TeraScale (2005−2013)
GPU code nameLexaRV670
Market segmentDesktopDesktop
Release date20 April 2017 (7 years ago)no data
Launch price (MSRP)$79 no data

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

no data

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores512320
Core clock speed1100 MHz669 MHz
Boost clock speed1183 MHzno data
Number of transistors2,200 million666 million
Manufacturing process technology14 nm55 nm
Power consumption (TDP)50 Watt145 Watt
Texture fill rate37.8610.70
Floating-point processing power1.211 TFLOPSno data
ROPs1616
TMUs3216

Form factor & compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

InterfacePCIe 3.0 x8PCIe 2.0 x16
Length145 mm292 mm
Width2-slot2-slot
Supplementary power connectorsNone1x 8-pin

VRAM capacity and type

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory typeGDDR5GDDR3
Maximum RAM amount4 GB512 MB
Memory bus width128 Bit256 Bit
Memory clock speed1750 MHz1700 MBps
Memory bandwidth112.0 GB/s54.4 GB/s

Connectivity and outputs

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display Connectors1x DVI, 1x HDMI, 1x DisplayPort4x DVI
HDMI+-

API compatibility

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX12 (12_0)10.1 (10_1)
Shader Model6.44.1
OpenGL4.63.3 (full) 4.0 (partial)
OpenCL2.0N/A
Vulkan1.2.131N/A

Pros & cons summary


Maximum RAM amount 4 GB 512 MB
Chip lithography 14 nm 55 nm
Power consumption (TDP) 50 Watt 145 Watt

RX 550 has a 700% higher maximum VRAM amount, a 292.9% more advanced lithography process, and 190% lower power consumption.

We couldn't decide between Radeon RX 550 and Radeon HD 3850 X3. We've got no test results to judge.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

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AMD Radeon RX 550
Radeon RX 550
ATI Radeon HD 3850 X3
Radeon HD 3850 X3

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Community ratings

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Questions & comments

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