Apple M3 Pro 14-Core GPU vs Radeon RX 6600M

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Primary details

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

Place in the ranking136not rated
Place by popularitynot in top-100not in top-100
Power efficiency24.58no data
ArchitectureRDNA 2.0 (2020−2024)no data
GPU code nameNavi 23no data
Market segmentLaptopLaptop
Release date31 May 2021 (3 years ago)31 October 2023 (1 year 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 cores179214
Core clock speed2068 MHzno data
Boost clock speed2416 MHzno data
Number of transistors11,060 millionno data
Manufacturing process technology7 nm5 nm
Power consumption (TDP)100 Wattno data
Texture fill rate270.6no data
Floating-point processing power8.659 TFLOPSno data
ROPs64no data
TMUs112no data
Ray Tracing Cores28no 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).

Laptop sizemedium sizedmedium sized
InterfacePCIe 4.0 x8no data
Supplementary power connectorsNoneno 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 typeGDDR6LPDDR5-6400
Maximum RAM amount8 GBno data
Memory bus width128 Bitno data
Memory clock speed1750 MHzno data
Memory bandwidth224.0 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 ConnectorsNo outputsno data

API compatibility

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

DirectX12 Ultimate (12_2)no data
Shader Model6.5no data
OpenGL4.6no data
OpenCL2.1no data
Vulkan1.3-

Pros & cons summary


Recency 31 May 2021 31 October 2023
Chip lithography 7 nm 5 nm

Apple M3 Pro 14-Core GPU has an age advantage of 2 years, and a 40% more advanced lithography process.

We couldn't decide between Radeon RX 6600M and Apple M3 Pro 14-Core GPU. 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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AMD Radeon RX 6600M
Radeon RX 6600M
Apple M3 Pro 14-Core GPU
M3 Pro 14-Core GPU

Comparisons with similar GPUs

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Community ratings

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4.3 1001 vote

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

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3.8 30 votes

Rate Apple M3 Pro 14-Core GPU on a scale of 1 to 5:

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Questions & comments

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