ATI Radeon HD 3850 X3 vs RX Vega 3

Primary details

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

Place in the ranking776not rated
Place by popularity80not in top-100
Power efficiency13.81no data
ArchitectureGCN 5.0 (2017−2020)TeraScale (2005−2013)
GPU code namePicassoRV670
Market segmentLaptopDesktop
Release date6 January 2019 (5 years ago)no data (2024 years ago)

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 cores192320
Core clock speed300 MHz669 MHz
Boost clock speed1001 MHzno data
Number of transistors4,940 million666 million
Manufacturing process technology14 nm55 nm
Power consumption (TDP)15 Watt145 Watt
Texture fill rate12.0110.70
Floating-point processing power0.3844 TFLOPSno data
ROPs416
TMUs1216

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).

InterfaceIGPPCIe 2.0 x16
Lengthno data292 mm
Widthno data2-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 typeSystem SharedGDDR3
Maximum RAM amountSystem Shared512 MB
Memory bus widthSystem Shared256 Bit
Memory clock speedSystem Shared1700 MBps
Memory bandwidthno data54.4 GB/s
Shared memory+-

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 ConnectorsNo outputs4x DVI

API compatibility

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

DirectX12 (12_1)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


Chip lithography 14 nm 55 nm
Power consumption (TDP) 15 Watt 145 Watt

RX Vega 3 has a 292.9% more advanced lithography process, and 866.7% lower power consumption.

We couldn't decide between Radeon RX Vega 3 and Radeon HD 3850 X3. We've got no test results to judge.

Be aware that Radeon RX Vega 3 is a notebook card while Radeon HD 3850 X3 is a desktop one.


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 Vega 3
Radeon RX Vega 3
ATI Radeon HD 3850 X3
Radeon HD 3850 X3

Comparisons with similar GPUs

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Community ratings

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Questions & comments

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