A800 PCIe 40 GB vs GeForce RTX 3090

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Primary details

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

Place in the ranking24not rated
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation14.92no data
Power efficiency13.58no data
ArchitectureAmpere (2020−2024)Ampere (2020−2024)
GPU code nameGA102GA100
Market segmentDesktopWorkstation
Release date1 September 2020 (4 years ago)8 November 2022 (2 years ago)
Launch price (MSRP)$1,499 no data

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 cores104966912
Core clock speed1395 MHz765 MHz
Boost clock speed1695 MHz1410 MHz
Number of transistors28,300 million54,200 million
Manufacturing process technology8 nm7 nm
Power consumption (TDP)350 Watt250 Watt
Texture fill rate556.0609.1
Floating-point processing power35.58 TFLOPS19.49 TFLOPS
ROPs112160
TMUs328432
Tensor Cores328432
Ray Tracing Cores82no 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 4.0 x16PCIe 4.0 x16
Length336 mm267 mm
Width3-slot2-slot
Supplementary power connectors1x 12-pin8-pin EPS

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 typeGDDR6XHBM2e
Maximum RAM amount24 GB40 GB
Memory bus width384 Bit5120 Bit
Memory clock speed1219 MHz1215 MHz
Memory bandwidth936.2 GB/s1,555 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 Connectors1x HDMI, 3x DisplayPortNo outputs
HDMI+-

API compatibility

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

DirectX12 Ultimate (12_2)N/A
Shader Model6.5N/A
OpenGL4.6N/A
OpenCL2.03.0
Vulkan1.2N/A
CUDA8.58.0

Pros & cons summary


Recency 1 September 2020 8 November 2022
Maximum RAM amount 24 GB 40 GB
Chip lithography 8 nm 7 nm
Power consumption (TDP) 350 Watt 250 Watt

A800 PCIe 40 GB has an age advantage of 2 years, a 66.7% higher maximum VRAM amount, a 14.3% more advanced lithography process, and 40% lower power consumption.

We couldn't decide between GeForce RTX 3090 and A800 PCIe 40 GB. We've got no test results to judge.

Be aware that GeForce RTX 3090 is a desktop card while A800 PCIe 40 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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NVIDIA GeForce RTX 3090
GeForce RTX 3090
NVIDIA A800 PCIe 40 GB
A800 PCIe 40 GB

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Community ratings

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