A2 PCIe vs A100 PCIe 80 GB

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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
ArchitectureAmpere (2020−2024)Ampere (2020−2024)
GPU code nameGA100GA107
Market segmentWorkstationWorkstation
Release date28 June 2021 (3 years ago)10 November 2021 (2 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 cores69121280
Core clock speed1065 MHz1440 MHz
Boost clock speed1410 MHz1770 MHz
Number of transistors54,200 million8,700 million
Manufacturing process technology7 nm8 nm
Power consumption (TDP)250 Watt60 Watt
Texture fill rate609.170.80
Floating-point processing power19.49 TFLOPS4.531 TFLOPS
ROPs16032
TMUs43240
Tensor Cores43240
Ray Tracing Coresno data10

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 4.0 x16PCIe 4.0 x8
Length267 mm168 mm
Width2-slot1-slot
Supplementary power connectors8-pin EPSNone

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 typeHBM2eGDDR6
Maximum RAM amount80 GB16 GB
Memory bus width5120 Bit128 Bit
Memory clock speed1593 MHz1563 MHz
Memory bandwidth2,039 GB/s200.1 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.

DirectXN/A12 Ultimate (12_2)
Shader ModelN/A6.7
OpenGLN/A4.6
OpenCL3.03.0
VulkanN/A1.3
CUDA8.08.6

Pros & cons summary


Recency 28 June 2021 10 November 2021
Maximum RAM amount 80 GB 16 GB
Chip lithography 7 nm 8 nm
Power consumption (TDP) 250 Watt 60 Watt

A100 PCIe 80 GB has a 400% higher maximum VRAM amount, and a 14.3% more advanced lithography process.

A2 PCIe, on the other hand, has an age advantage of 4 months, and 316.7% lower power consumption.

We couldn't decide between A100 PCIe 80 GB and A2 PCIe. 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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NVIDIA A100 PCIe 80 GB
A100 PCIe 80 GB
NVIDIA A2 PCIe
A2 PCIe

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.


3.3 68 votes

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3.3 8 votes

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Questions & comments

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