Tesla V100 SXM3 32 GB vs Iris Plus Graphics 645

Primary details

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

Place in the ranking661not rated
Place by popularitynot in top-100not in top-100
Power efficiency20.62no data
ArchitectureGeneration 9.5 (2016−2020)Volta (2017−2020)
GPU code nameCoffee Lake GT3eGV100
Market segmentLaptopWorkstation
Release date7 October 2019 (5 years ago)27 March 2018 (6 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 cores3845120
Core clock speed300 MHz1290 MHz
Boost clock speed1050 MHz1530 MHz
Number of transistorsno data21,100 million
Manufacturing process technology14 nm+++12 nm
Power consumption (TDP)15 Watt250 Watt
Texture fill rate50.40489.6
Floating-point processing power0.8064 TFLOPS15.67 TFLOPS
ROPs6128
TMUs48320
Tensor Coresno data640

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).

InterfaceRing BusPCIe 3.0 x16
Widthno data2-slot
Supplementary power connectorsno dataNone

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 typeSystem SharedHBM2
Maximum RAM amountSystem Shared32 GB
Memory bus widthSystem Shared4096 Bit
Memory clock speedSystem Shared876 MHz
Memory bandwidthno data897.0 GB/s
Shared memory+-

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 ConnectorsPortable Device DependentNo outputs

Supported technologies

Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.

Quick Sync+no data

API compatibility

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

DirectX12 (12_1)12 (12_1)
Shader Model6.46.4
OpenGL4.64.6
OpenCL3.01.2
Vulkan1.31.2.131
CUDA-7.0

Pros & cons summary


Recency 7 October 2019 27 March 2018
Chip lithography 14 nm 12 nm
Power consumption (TDP) 15 Watt 250 Watt

Iris Plus Graphics 645 has an age advantage of 1 year, and 1566.7% lower power consumption.

Tesla V100 SXM3 32 GB, on the other hand, has a 16.7% more advanced lithography process.

We couldn't decide between Iris Plus Graphics 645 and Tesla V100 SXM3 32 GB. We've got no test results to judge.

Be aware that Iris Plus Graphics 645 is a notebook card while Tesla V100 SXM3 32 GB is a workstation one.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

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Intel Iris Plus Graphics 645
Iris Plus Graphics 645
NVIDIA Tesla V100 SXM3 32 GB
Tesla V100 SXM3 32 GB

Comparisons with similar GPUs

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Community ratings

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