A800 PCIe 80 GB vs Tesla M40

#ad 
Buy on Amazon
VS

Primary details

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

Place in the ranking204not rated
Place by popularitynot in top-100not in top-100
Power efficiency7.45no data
ArchitectureMaxwell 2.0 (2014−2019)Ampere (2020−2024)
GPU code nameGM200GA100
Market segmentWorkstationWorkstation
Release date10 November 2015 (9 years ago)8 November 2022 (2 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 cores30726912
Core clock speed948 MHz1065 MHz
Boost clock speed1112 MHz1410 MHz
Number of transistors8,000 million54,200 million
Manufacturing process technology28 nm7 nm
Power consumption (TDP)250 Watt250 Watt
Texture fill rate213.5609.1
Floating-point processing power6.832 TFLOPS19.49 TFLOPS
ROPs96160
TMUs192432
Tensor Coresno data432

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 connectors8-pin EPS8-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 typeGDDR5HBM2e
Maximum RAM amount12 GB80 GB
Memory bus width384 Bit5120 Bit
Memory clock speed1502 MHz1512 MHz
Memory bandwidth288.4 GB/s1,935 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 Model6.7N/A
OpenGL4.6N/A
OpenCL3.03.0
Vulkan1.3N/A
CUDA5.28.0

Pros & cons summary


Recency 10 November 2015 8 November 2022
Maximum RAM amount 12 GB 80 GB
Chip lithography 28 nm 7 nm

A800 PCIe 80 GB has an age advantage of 6 years, a 566.7% higher maximum VRAM amount, and a 300% more advanced lithography process.

We couldn't decide between Tesla M40 and A800 PCIe 80 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 M40
Tesla M40
NVIDIA A800 PCIe 80 GB
A800 PCIe 80 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.


4.3 87 votes

Rate Tesla M40 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.9 7 votes

Rate A800 PCIe 80 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.