A40 PCIe vs Quadro T1000

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Primary details

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

Place in the ranking322not rated
Place by popularitynot in top-100not in top-100
Power efficiency23.36no data
ArchitectureTuring (2018−2022)Ampere (2020−2024)
GPU code nameTU117GA102
Market segmentWorkstationWorkstation
Release date27 May 2019 (5 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 coresno data10752
Core clock speed1395 MHz1305 MHz
Boost clock speed1455 MHz1755 MHz
Number of transistors4,700 million28,300 million
Manufacturing process technology12 nm8 nm
Power consumption (TDP)50 Watt300 Watt
Texture fill rateno data589.7
Floating-point processing powerno data37.74 TFLOPS
ROPsno data112
TMUsno data336
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
Lengthno data267 mm
Widthno data2-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 typeno dataGDDR6
Maximum RAM amountno data48 GB
Memory bus widthno data384 Bit
Memory clock speed8000 MHz1812 MHz
Memory bandwidthno data695.8 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 ConnectorsNo outputs3x DisplayPort

API compatibility

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

DirectX12.0 (12_1)12 Ultimate (12_2)
Shader Modelno data6.5
OpenGL4.64.6
OpenCLno data2.0
Vulkan-1.2
CUDA-8.6

Pros & cons summary


Recency 27 May 2019 5 October 2020
Chip lithography 12 nm 8 nm
Power consumption (TDP) 50 Watt 300 Watt

Quadro T1000 has 500% lower power consumption.

A40 PCIe, on the other hand, has an age advantage of 1 year, and a 50% more advanced lithography process.

We couldn't decide between Quadro T1000 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 T1000
Quadro T1000
NVIDIA A40 PCIe
A40 PCIe

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Community ratings

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3.7 388 votes

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4.6 88 votes

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