GeForce RTX 4090 vs A16 PCIe

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Primary details

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

Place in the rankingnot rated1
Place by popularitynot in top-1006
Cost-effectiveness evaluationno data18.80
Power efficiencyno data15.39
ArchitectureAmpere (2020−2024)Ada Lovelace (2022−2024)
GPU code nameGA107AD102
Market segmentWorkstationDesktop
Release date12 April 2021 (3 years ago)20 September 2022 (2 years ago)
Launch price (MSRP)no data$1,599

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

no data

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 cores256016384
Core clock speed885 MHz2235 MHz
Boost clock speed1695 MHz2520 MHz
Number of transistors17,400 million76,300 million
Manufacturing process technology8 nm5 nm
Power consumption (TDP)250 Watt450 Watt
Texture fill rate135.61,290
Floating-point processing power8.678 TFLOPS82.58 TFLOPS
ROPs48176
TMUs80512
Tensor Cores80512
Ray Tracing Cores20128

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 mm304 mm
Width2-slot3-slot
Supplementary power connectors8-pin EPS1x 16-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 typeGDDR6GDDR6X
Maximum RAM amount16 GB24 GB
Memory bus width128 Bit384 Bit
Memory clock speed1812 MHz1313 MHz
Memory bandwidth231.9 GB/s1.01 TB/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 ConnectorsNo outputs1x HDMI 2.1, 3x DisplayPort 1.4a
HDMI-+

API compatibility

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

DirectX12 Ultimate (12_2)12 Ultimate (12_2)
Shader Model6.66.8
OpenGL4.64.6
OpenCL3.03.0
Vulkan1.21.3
CUDA8.68.9

Pros & cons summary


Recency 12 April 2021 20 September 2022
Maximum RAM amount 16 GB 24 GB
Chip lithography 8 nm 5 nm
Power consumption (TDP) 250 Watt 450 Watt

A16 PCIe has 80% lower power consumption.

RTX 4090, on the other hand, has an age advantage of 1 year, a 50% higher maximum VRAM amount, and a 60% more advanced lithography process.

We couldn't decide between A16 PCIe and GeForce RTX 4090. We've got no test results to judge.

Be aware that A16 PCIe is a workstation graphics card while GeForce RTX 4090 is a desktop 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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NVIDIA A16 PCIe
A16 PCIe
NVIDIA GeForce RTX 4090
GeForce RTX 4090

Comparisons with similar GPUs

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Community ratings

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4.6 442 votes

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Questions & comments

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