Radeon RX 6600 XT vs RX Vega 28 Mobile

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Primary details

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

Place in the rankingnot rated91
Place by popularitynot in top-10093
Cost-effectiveness evaluationno data61.83
Power efficiencyno data18.42
Architectureno dataRDNA 2.0 (2020−2024)
GPU code nameno dataNavi 23
Market segmentLaptopDesktop
Release dateno data (2024 years ago)30 July 2021 (3 years ago)
Launch price (MSRP)no data$379

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 coresno data2048
Core clock speedno data1968 MHz
Boost clock speedno data2589 MHz
Number of transistorsno data11,060 million
Manufacturing process technologyno data7 nm
Power consumption (TDP)no data160 Watt
Texture fill rateno data331.4
Floating-point processing powerno data10.6 TFLOPS
ROPsno data64
TMUsno data128
Ray Tracing Coresno data32

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).

Interfaceno dataPCIe 4.0 x8
Lengthno data190 mm
Widthno data2-slot
Supplementary power connectorsno data1x 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 typeno dataGDDR6
Maximum RAM amountno data8 GB
Memory bus widthno data128 Bit
Memory clock speedno data2000 MHz
Memory bandwidthno data256.0 GB/s
Shared memoryno data-

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 data1x HDMI, 2x DisplayPort
HDMI-+

API compatibility

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

DirectXno data12.0 Ultimate (12_2)
Shader Modelno data6.5
OpenGLno data4.6
OpenCLno data2.1
Vulkan-1.2

Pros & cons summary


We couldn't decide between Radeon RX Vega 28 Mobile and Radeon RX 6600 XT. We've got no test results to judge.

Be aware that Radeon RX Vega 28 Mobile is a notebook card while Radeon RX 6600 XT 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 28 Mobile
Radeon RX Vega 28 Mobile
AMD Radeon RX 6600 XT
Radeon RX 6600 XT

Comparisons with similar GPUs

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Community ratings

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1.5 4 votes

Rate Radeon RX Vega 28 Mobile on a scale of 1 to 5:

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4.3 4305 votes

Rate Radeon RX 6600 XT on a scale of 1 to 5:

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Questions & comments

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