RTX A4000 vs Tesla A100

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Primary details

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

Place in the rankingnot rated56
Place by popularitynot in top-100not in top-100
Power efficiencyno data25.00
ArchitectureAmpere (2020−2024)Ampere (2020−2024)
GPU code nameGA100GA104
Market segmentWorkstationWorkstation
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 cores79366144
Core clock speed1110 MHz735 MHz
Boost clock speedno data1560 MHz
Number of transistors38,000 million17,400 million
Manufacturing process technology7 nm8 nm
Power consumption (TDP)260 Watt140 Watt
Texture fill rate550.6299.5
Floating-point processing power17.62 TFLOPS19.17 TFLOPS
ROPs12896
TMUs496192
Tensor Coresno data192
Ray Tracing Coresno data48

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 x16
Length267 mm241 mm
Width2-slot1-slot
Supplementary power connectorsNone1x 6-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 typeHBM2eGDDR6
Maximum RAM amount40 GB16 GB
Memory bus width4096 Bit256 Bit
Memory clock speed2400 MHz1750 MHz
Memory bandwidth1,229 GB/s448.0 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 outputs4x DisplayPort 1.4a

API compatibility

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

DirectX12 (12_1)12 Ultimate (12_2)
Shader Modelno data6.7
OpenGL4.64.6
OpenCLno data3.0
Vulkan-1.3
CUDA-8.6

Pros & cons summary


Recency 14 May 2020 12 April 2021
Maximum RAM amount 40 GB 16 GB
Chip lithography 7 nm 8 nm
Power consumption (TDP) 260 Watt 140 Watt

Tesla A100 has a 150% higher maximum VRAM amount, and a 14.3% more advanced lithography process.

RTX A4000, on the other hand, has an age advantage of 10 months, and 85.7% lower power consumption.

We couldn't decide between Tesla A100 and RTX A4000. 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 Tesla A100
Tesla A100
NVIDIA RTX A4000
RTX A4000

Comparisons with similar GPUs

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Community ratings

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3.5 237 votes

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Questions & comments

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