RTX A4000H vs A100 PCIe

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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
ArchitectureAmpere (2020−2024)Ampere (2020−2024)
GPU code nameGA100GA104
Market segmentWorkstationWorkstation
Release date22 June 2020 (4 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 cores69126144
Core clock speed1410 MHz735 MHz
Boost clock speedno data1560 MHz
Number of transistors54,200 million17,400 million
Manufacturing process technology7 nm8 nm
Power consumption (TDP)250 Watt140 Watt
Texture fill rate609.1299.5
Floating-point processing power19.49 TFLOPS19.17 TFLOPS
ROPs16096
TMUs432192
Tensor Cores432192
Ray Tracing Coresno data48

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 4.0 x16PCIe 4.0 x16
Length267 mm241 mm
Width2-slot1-slot
Supplementary power connectors1x 8-pin1x 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 typeHBM2eGDDR6
Maximum RAM amount40 GB16 GB
Memory bus width5120 Bit256 Bit
Memory clock speed1215 MHz1750 MHz
Memory bandwidth1,555 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_2)12 Ultimate (12_2)
Shader Model6.56.7
OpenGL4.64.6
OpenCL2.03.0
Vulkan1.21.3
CUDA8.08.6

Pros & cons summary


Recency 22 June 2020 12 April 2021
Maximum RAM amount 40 GB 16 GB
Chip lithography 7 nm 8 nm
Power consumption (TDP) 250 Watt 140 Watt

A100 PCIe has a 150% higher maximum VRAM amount, and a 14.3% more advanced lithography process.

RTX A4000H, on the other hand, has an age advantage of 9 months, and 78.6% lower power consumption.

We couldn't decide between A100 PCIe 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 A100 PCIe
A100 PCIe
NVIDIA RTX A4000H
RTX A4000H

Comparisons with similar GPUs

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Community ratings

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