A2 PCIe vs Tesla K80

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Primary details

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

Place in the ranking346not rated
Place by popularitynot in top-100not in top-100
Power efficiency3.50no data
ArchitectureKepler 2.0 (2013−2015)Ampere (2020−2024)
GPU code nameGK210GA107
Market segmentWorkstationWorkstation
Release date17 November 2014 (9 years ago)10 November 2021 (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 cores24961280
Core clock speed562 MHz1440 MHz
Boost clock speed824 MHz1770 MHz
Number of transistors7,100 million8,700 million
Manufacturing process technology28 nm8 nm
Power consumption (TDP)300 Watt60 Watt
Texture fill rate171.470.80
Floating-point processing power4.113 TFLOPS4.531 TFLOPS
ROPs4832
TMUs20840
Tensor Coresno data40
Ray Tracing Coresno data10

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 x8
Length267 mm168 mm
Width2-slot1-slot
Supplementary power connectors1x 8-pinNone

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 typeGDDR5GDDR6
Maximum RAM amount12 GB16 GB
Memory bus width384 Bit128 Bit
Memory clock speed1253 MHz1563 MHz
Memory bandwidth240.6 GB/s200.1 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 (11_1)12 Ultimate (12_2)
Shader Model5.16.7
OpenGL4.64.6
OpenCL1.23.0
Vulkan1.1.1261.3
CUDA3.78.6

Pros & cons summary


Recency 17 November 2014 10 November 2021
Maximum RAM amount 12 GB 16 GB
Chip lithography 28 nm 8 nm
Power consumption (TDP) 300 Watt 60 Watt

A2 PCIe has an age advantage of 6 years, a 33.3% higher maximum VRAM amount, a 250% more advanced lithography process, and 400% lower power consumption.

We couldn't decide between Tesla K80 and A2 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 Tesla K80
Tesla K80
NVIDIA A2 PCIe
A2 PCIe

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Community ratings

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