Apple M1 GPU vs Radeon R9 390 X2

Primary details

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

Place in the rankingnot ratednot rated
Place by popularitynot in top-100not in top-100
ArchitectureGCN 2.0 (2013−2017)no data
GPU code nameGrenadano data
Market segmentDesktopLaptop
Release date3 September 2015 (9 years ago)10 November 2020 (4 years ago)
Launch price (MSRP)$1,399 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 cores25608
Core clock speed1000 MHzno data
Number of transistors6,200 millionno data
Manufacturing process technology28 nm5 nm
Power consumption (TDP)580 Wattno data
Texture fill rate160.0no data
Floating-point processing power5.12 TFLOPSno data
ROPs64no data
TMUs160no data

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 x16no data
Width3-slotno data
Supplementary power connectors4x 8-pinno data

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 typeGDDR5no data
Maximum RAM amount8 GBno data
Memory bus width512 Bitno data
Memory clock speed1350 MHzno data
Memory bandwidth345.6 GB/sno data
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 Connectors2x DVI, 1x HDMI, 1x DisplayPortno data
HDMI+-

API compatibility

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

DirectX12 (12_0)no data
Shader Model6.3no data
OpenGL4.6no data
OpenCL2.0no data
Vulkan1.2.131-

Pros & cons summary


Recency 3 September 2015 10 November 2020
Chip lithography 28 nm 5 nm

Apple M1 GPU has an age advantage of 5 years, and a 460% more advanced lithography process.

We couldn't decide between Radeon R9 390 X2 and Apple M1 GPU. We've got no test results to judge.

Be aware that Radeon R9 390 X2 is a desktop card while Apple M1 GPU is a notebook 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 R9 390 X2
Radeon R9 390 X2
Apple M1 GPU
M1 GPU

Comparisons with similar GPUs

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Community ratings

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3 32 votes

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3.1 449 votes

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