A100 PCIe 40 GB vs Tesla V100 DGXS 16 GB

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
ArchitectureVolta (2017−2020)Ampere (2020−2024)
GPU code nameGV100GA100
Market segmentWorkstationWorkstation
Release date27 March 2018 (6 years ago)22 June 2020 (4 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 cores51206912
Core clock speed1327 MHz765 MHz
Boost clock speed1530 MHz1410 MHz
Number of transistors21,100 million54,200 million
Manufacturing process technology12 nm7 nm
Power consumption (TDP)250 Watt250 Watt
Texture fill rate489.6609.1
Floating-point processing power15.67 TFLOPS19.49 TFLOPS
ROPs128160
TMUs320432
Tensor Cores640432

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
Width2-slot2-slot
Supplementary power connectorsNone8-pin EPS

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 typeHBM2HBM2e
Maximum RAM amount16 GB40 GB
Memory bus width4096 Bit5120 Bit
Memory clock speed876 MHz1215 MHz
Memory bandwidth897.0 GB/s1,555 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 (12_1)N/A
Shader Model6.4N/A
OpenGL4.6N/A
OpenCL1.23.0
Vulkan1.2N/A
CUDA7.08.0

Pros & cons summary


Recency 27 March 2018 22 June 2020
Maximum RAM amount 16 GB 40 GB
Chip lithography 12 nm 7 nm

A100 PCIe 40 GB has an age advantage of 2 years, a 150% higher maximum VRAM amount, and a 71.4% more advanced lithography process.

We couldn't decide between Tesla V100 DGXS 16 GB and A100 PCIe 40 GB. 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.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite graphics card.


NVIDIA Tesla V100 DGXS 16 GB
Tesla V100 DGXS 16 GB
NVIDIA A100 PCIe 40 GB
A100 PCIe 40 GB

Comparisons with similar GPUs

We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.

Community ratings

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


3 1 vote

Rate Tesla V100 DGXS 16 GB on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.4 8 votes

Rate A100 PCIe 40 GB on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about this comparison, agree or disagree with our judgements, or report an error or mismatch.