Radeon HD 6490M Mac Edition vs Apple M1 8-Core GPU

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Primary details

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

Place in the ranking360not rated
Place by popularitynot in top-100not in top-100
Architectureno dataTeraScale 2 (2009−2015)
GPU code nameno dataSeymour
Market segmentLaptopLaptop
Release date10 November 2020 (4 years ago)2 May 2011 (13 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 cores8160
Core clock speed1278 MHz750 MHz
Number of transistorsno data370 million
Manufacturing process technology5 nm40 nm
Texture fill rateno data6.000
Floating-point processing powerno data0.24 TFLOPS
ROPsno data4
TMUsno data8

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 2.0 x16

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 dataGDDR5
Maximum RAM amountno data256 MB
Memory bus widthno data64 Bit
Memory clock speedno data794 MHz
Memory bandwidthno data25.41 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 dataNo outputs

API compatibility

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

DirectXno data11.2 (11_0)
Shader Modelno data5.0
OpenGLno data4.4
OpenCLno data1.2
Vulkan-N/A

Pros & cons summary


Recency 10 November 2020 2 May 2011
Chip lithography 5 nm 40 nm

Apple M1 8-Core GPU has an age advantage of 9 years, and a 700% more advanced lithography process.

We couldn't decide between Apple M1 8-Core GPU and Radeon HD 6490M Mac Edition. 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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Apple M1 8-Core GPU
M1 8-Core GPU
AMD Radeon HD 6490M Mac Edition
Radeon HD 6490M Mac Edition

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