Radeon Instinct MI100 vs GeForce GTX 680MX Mac Edition

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
ArchitectureKepler (2012−2018)CDNA 1.0 (2020)
GPU code nameGK104Arcturus
Market segmentLaptopWorkstation
Release date23 October 2012 (12 years ago)16 November 2020 (3 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 cores15367680
Core clock speed719 MHz1000 MHz
Boost clock speedno data1502 MHz
Number of transistors3,540 million50,000 million
Manufacturing process technology28 nm7 nm
Power consumption (TDP)122 Watt300 Watt
Texture fill rate92.03721.0
Floating-point processing power2.209 TFLOPS23.07 TFLOPS
ROPs3264
TMUs128480

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 4.0 x16
Lengthno data267 mm
Widthno data2-slot
Supplementary power connectorsno data2x 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 typeGDDR5HBM2
Maximum RAM amount2 GB32 GB
Memory bus width256 Bit4096 Bit
Memory clock speed1250 MHz1200 MHz
Memory bandwidth160.0 GB/s1,229 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 (11_0)N/A
Shader Model5.1N/A
OpenGL4.6N/A
OpenCL1.22.1
Vulkan1.1.126N/A
CUDA3.0-

Pros & cons summary


Recency 23 October 2012 16 November 2020
Maximum RAM amount 2 GB 32 GB
Chip lithography 28 nm 7 nm
Power consumption (TDP) 122 Watt 300 Watt

GTX 680MX Mac Edition has 145.9% lower power consumption.

Instinct MI100, on the other hand, has an age advantage of 8 years, a 1500% higher maximum VRAM amount, and a 300% more advanced lithography process.

We couldn't decide between GeForce GTX 680MX Mac Edition and Radeon Instinct MI100. We've got no test results to judge.

Be aware that GeForce GTX 680MX Mac Edition is a notebook card while Radeon Instinct MI100 is a 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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NVIDIA GeForce GTX 680MX Mac Edition
GeForce GTX 680MX Mac Edition
AMD Radeon Instinct MI100
Radeon Instinct MI100

Comparisons with similar GPUs

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Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


4.1 8 votes

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4.6 53 votes

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Questions & comments

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