RTX A4 Mobile vs A100 SXM4

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 segmentDesktopLaptop
Release date14 May 2020 (4 years ago)12 April 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 cores69122048
Core clock speed1410 MHz1297 MHz
Boost clock speedno data1770 MHz
Number of transistors54,200 millionno data
Manufacturing process technology7 nm8 nm
Power consumption (TDP)400 Wattno data
Texture fill rate609.1113.3
Floating-point processing power19.49 TFLOPS7.25 TFLOPS
ROPs16032
TMUs43264
Tensor Cores43264
Ray Tracing Coresno data16

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
WidthIGPno 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 typeHBM2EGDDR6
Maximum RAM amount40 GB4 GB
Memory bus width5120 Bit128 Bit
Memory clock speed1215 MHz1750 MHz
Memory bandwidth1,555 GB/s224.0 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 outputsPortable Device Dependent

API compatibility

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

DirectX12 Ultimate (12_2)12 Ultimate (12_2)
Shader Model6.56.7
OpenGL4.64.6
OpenCL2.03.0
Vulkan1.2.1401.3
CUDA8.08.6

Pros & cons summary


Recency 14 May 2020 12 April 2021
Maximum RAM amount 40 GB 4 GB
Chip lithography 7 nm 8 nm

A100 SXM4 has a 900% higher maximum VRAM amount, and a 14.3% more advanced lithography process.

RTX A4 Mobile, on the other hand, has an age advantage of 10 months.

We couldn't decide between A100 SXM4 and RTX A4 Mobile. We've got no test results to judge.

Be aware that A100 SXM4 is a desktop card while RTX A4 Mobile is a notebook 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 A100 SXM4
A100 SXM4
NVIDIA RTX A4 Mobile
RTX A4 Mobile

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Community ratings

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Questions & comments

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