Radeon R9 M390 Mac Edition vs Pro Vega 48

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Primary details

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

Place in the ranking193not rated
Place by popularitynot in top-100not in top-100
ArchitectureGCN 5.0 (2017−2020)GCN 1.0 (2011−2020)
GPU code nameVega 10Pitcairn
Market segmentMobile workstationLaptop
Release date19 March 2019 (5 years ago)5 May 2015 (9 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 cores30721024
Core clock speed1200 MHz958 MHz
Boost clock speed1300 MHzno data
Number of transistors12,500 million2,800 million
Manufacturing process technology14 nm28 nm
Power consumption (TDP)no data80 Watt
Texture fill rate249.661.31
Floating-point processing power7.987 TFLOPS1.962 TFLOPS
ROPs6432
TMUs19264

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 x16PCIe 3.0 x16
Supplementary power connectorsNoneNone

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 typeHBM2GDDR5
Maximum RAM amount8 GB2 GB
Memory bus width2048 Bit256 Bit
Memory clock speed786 MHz1365 MHz
Memory bandwidth402.4 GB/s174.7 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 ConnectorsNo outputsNo outputs

API compatibility

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

DirectX12 (12_1)12 (11_1)
Shader Model6.45.1
OpenGL4.64.6
OpenCL2.01.2
Vulkan1.1.1251.2

Pros & cons summary


Recency 19 March 2019 5 May 2015
Maximum RAM amount 8 GB 2 GB
Chip lithography 14 nm 28 nm

Pro Vega 48 has an age advantage of 3 years, a 300% higher maximum VRAM amount, and a 100% more advanced lithography process.

We couldn't decide between Radeon Pro Vega 48 and Radeon R9 M390 Mac Edition. We've got no test results to judge.

Be aware that Radeon Pro Vega 48 is a mobile workstation card while Radeon R9 M390 Mac Edition is a mobile workstation 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 Pro Vega 48
Radeon Pro Vega 48
AMD Radeon R9 M390 Mac Edition
Radeon R9 M390 Mac Edition

Comparisons with similar GPUs

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Community ratings

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3.7 75 votes

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1.9 9 votes

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Questions & comments

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