GeForce RTX 2080 Ti 12 GB vs RTX 3080 Ti 20 GB

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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)Turing (2018−2022)
GPU code nameGA102TU102
Market segmentDesktopDesktop
Release dateJanuary 2022 (2 years ago)12 October 2022 (2 years ago)
Launch price (MSRP)$1,199 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 cores102404608
Core clock speed1335 MHz1350 MHz
Boost clock speed1665 MHz1635 MHz
Number of transistors28,300 million18,600 million
Manufacturing process technology8 nm12 nm
Power consumption (TDP)350 Watt250 Watt
Texture fill rate532.8470.9
Floating-point processing power34.1 TFLOPS15.07 TFLOPS
ROPs11296
TMUs320288
Tensor Cores320576
Ray Tracing Cores8072

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 3.0 x16
Length285 mm267 mm
Width2-slot2-slot
Supplementary power connectors1x 12-pin2x 8-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 typeGDDR6XGDDR6
Maximum RAM amount20 GB12 GB
Memory bus width320 Bit384 Bit
Memory clock speed1188 MHz2000 MHz
Memory bandwidth760.3 GB/s768.0 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 Connectors1x HDMI 2.1, 3x DisplayPort 1.4a1x HDMI 2.0, 3x DisplayPort 1.4a, 1x USB Type-C
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
Vulkan1.31.3
CUDA8.67.5

Pros & cons summary


Maximum RAM amount 20 GB 12 GB
Chip lithography 8 nm 12 nm
Power consumption (TDP) 350 Watt 250 Watt

RTX 3080 Ti 20 GB has a 66.7% higher maximum VRAM amount, and a 50% more advanced lithography process.

RTX 2080 Ti 12 GB, on the other hand, has 40% lower power consumption.

We couldn't decide between GeForce RTX 3080 Ti 20 GB and GeForce RTX 2080 Ti 12 GB. 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 GeForce RTX 3080 Ti 20 GB
GeForce RTX 3080 Ti 20 GB
NVIDIA GeForce RTX 2080 Ti 12 GB
GeForce RTX 2080 Ti 12 GB

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Community ratings

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