Tesla K40t vs Tesla V100 PCIe 32 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)Kepler (2012−2018)
GPU code nameGV100GK110B
Market segmentWorkstationWorkstation
Release date27 March 2018 (6 years ago)22 November 2013 (10 years ago)
Launch price (MSRP)no data$7,699

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 cores51202880
Core clock speed1230 MHz745 MHz
Boost clock speed1380 MHz876 MHz
Number of transistors21,100 million7,080 million
Manufacturing process technology12 nm28 nm
Power consumption (TDP)250 Watt245 Watt
Texture fill rate441.6210.2
Floating-point processing power14.13 TFLOPS5.046 TFLOPS
ROPs12848
TMUs320240
Tensor Cores640no data

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 3.0 x16
Lengthno data267 mm
Width2-slot2-slot
Supplementary power connectors2x 8-pinno data

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 typeHBM2GDDR5
Maximum RAM amount32 GB12 GB
Memory bus width4096 Bit384 Bit
Memory clock speed876 MHz1502 MHz
Memory bandwidth897.0 GB/s288.4 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)12 (11_1)
Shader Model6.45.1
OpenGL4.64.6
OpenCL1.21.2
Vulkan1.2.1311.1.126
CUDA7.03.5

Pros & cons summary


Recency 27 March 2018 22 November 2013
Maximum RAM amount 32 GB 12 GB
Chip lithography 12 nm 28 nm
Power consumption (TDP) 250 Watt 245 Watt

Tesla V100 PCIe 32 GB has an age advantage of 4 years, a 166.7% higher maximum VRAM amount, and a 133.3% more advanced lithography process.

Tesla K40t, on the other hand, has 2% lower power consumption.

We couldn't decide between Tesla V100 PCIe 32 GB and Tesla K40t. 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 V100 PCIe 32 GB
Tesla V100 PCIe 32 GB
NVIDIA Tesla K40t
Tesla K40t

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Community ratings

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