RTX A4000H vs Tesla T4

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Primary details

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

Place in the ranking200not rated
Place by popularitynot in top-100not in top-100
Power efficiency27.30no data
ArchitectureTuring (2018−2022)Ampere (2020−2024)
GPU code nameTU104GA104
Market segmentWorkstationWorkstation
Release date13 September 2018 (6 years ago)12 April 2021 (3 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 cores25606144
Core clock speed585 MHz735 MHz
Boost clock speed1590 MHz1560 MHz
Number of transistors13,600 million17,400 million
Manufacturing process technology12 nm8 nm
Power consumption (TDP)70 Watt140 Watt
Texture fill rate254.4299.5
Floating-point processing power8.141 TFLOPS19.17 TFLOPS
ROPs6496
TMUs160192
Tensor Cores320192
Ray Tracing Cores4048

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
Length168 mm241 mm
Width1-slot1-slot
Supplementary power connectorsNone1x 6-pin

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 typeGDDR6GDDR6
Maximum RAM amount16 GB16 GB
Memory bus width256 Bit256 Bit
Memory clock speed1250 MHz1750 MHz
Memory bandwidth320.0 GB/s448.0 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 outputs4x DisplayPort 1.4a

API compatibility

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

DirectX12 Ultimate (12_1)12 Ultimate (12_2)
Shader Model6.56.7
OpenGL4.64.6
OpenCL1.23.0
Vulkan1.2.1311.3
CUDA7.58.6

Pros & cons summary


Recency 13 September 2018 12 April 2021
Chip lithography 12 nm 8 nm
Power consumption (TDP) 70 Watt 140 Watt

Tesla T4 has 100% lower power consumption.

RTX A4000H, on the other hand, has an age advantage of 2 years, and a 50% more advanced lithography process.

We couldn't decide between Tesla T4 and RTX A4000H. 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 T4
Tesla T4
NVIDIA RTX A4000H
RTX A4000H

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Community ratings

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