A40 PCIe vs Quadro GP100

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Primary details

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

Place in the ranking92not rated
Place by popularitynot in top-100not in top-100
Power efficiency12.50no data
ArchitecturePascal (2016−2021)Ampere (2020−2024)
GPU code nameGP100GA102
Market segmentWorkstationWorkstation
Release date1 October 2016 (8 years ago)5 October 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 cores358410752
Core clock speed1304 MHz1305 MHz
Boost clock speed1442 MHz1755 MHz
Number of transistors15,300 million28,300 million
Manufacturing process technology16 nm8 nm
Power consumption (TDP)235 Watt300 Watt
Texture fill rate323.0589.7
Floating-point processing power10.34 TFLOPS37.74 TFLOPS
ROPs96112
TMUs224336
Tensor Coresno data336
Ray Tracing Coresno data84

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
Length267 mm267 mm
Width2-slot2-slot
Supplementary power connectors1x 8-pin8-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 typeHBM2GDDR6
Maximum RAM amount16 GB48 GB
Memory bus width4096 Bit384 Bit
Memory clock speed715 MHz1812 MHz
Memory bandwidth732.2 GB/s695.8 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 Connectors1x DVI, 4x DisplayPort3x DisplayPort

API compatibility

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

DirectX12 (12_1)12 Ultimate (12_2)
Shader Model6.46.5
OpenGL4.64.6
OpenCL1.22.0
Vulkan1.2.1311.2
CUDA6.08.6

Pros & cons summary


Recency 1 October 2016 5 October 2020
Maximum RAM amount 16 GB 48 GB
Chip lithography 16 nm 8 nm
Power consumption (TDP) 235 Watt 300 Watt

Quadro GP100 has 27.7% lower power consumption.

A40 PCIe, on the other hand, has an age advantage of 4 years, a 200% higher maximum VRAM amount, and a 100% more advanced lithography process.

We couldn't decide between Quadro GP100 and A40 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 Quadro GP100
Quadro GP100
NVIDIA A40 PCIe
A40 PCIe

Comparisons with similar GPUs

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Community ratings

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3.6 14 votes

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4.6 88 votes

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Questions & comments

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