A100X vs A100 SXM4

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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 nameGA100GA100
Market segmentWorkstationWorkstation
Release date14 May 2020 (4 years ago)28 June 2021 (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 cores69126912
Core clock speed1410 MHz795 MHz
Boost clock speedno data1440 MHz
Number of transistors54,200 million54,200 million
Manufacturing process technology7 nm7 nm
Power consumption (TDP)400 Watt300 Watt
Texture fill rate609.1622.1
Floating-point processing power19.49 TFLOPS19.91 TFLOPS
ROPs160160
TMUs432432
Tensor Cores432432

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
Lengthno data267 mm
WidthIGP2-slot
Supplementary power connectorsNone1x 16-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 typeHBM2EHBM2e
Maximum RAM amount40 GB80 GB
Memory bus width5120 Bit5120 Bit
Memory clock speed1215 MHz1593 MHz
Memory bandwidth1,555 GB/s2,039 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 Ultimate (12_2)N/A
Shader Model6.5N/A
OpenGL4.6N/A
OpenCL2.03.0
Vulkan1.2.140N/A
CUDA8.08.0

Pros & cons summary


Recency 14 May 2020 28 June 2021
Maximum RAM amount 40 GB 80 GB
Power consumption (TDP) 400 Watt 300 Watt

A100X has an age advantage of 1 year, a 100% higher maximum VRAM amount, and 33.3% lower power consumption.

We couldn't decide between A100 SXM4 and A100X. 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 SXM4
A100 SXM4
NVIDIA A100X
A100X

Comparisons with similar GPUs

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Community ratings

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