GeForce RTX 4080 Mobile vs Tesla K20X

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Primary details

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

Place in the rankingnot rated27
Place by popularitynot in top-100not in top-100
Power efficiencyno data41.25
ArchitectureKepler (2012−2018)Ada Lovelace (2022−2024)
GPU code nameGK110AD104
Market segmentWorkstationLaptop
Release date12 November 2012 (12 years ago)3 January 2023 (1 year ago)
Launch price (MSRP)$7,699 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 cores26887424
Core clock speed732 MHz1290 MHz
Boost clock speedno data1665 MHz
Number of transistors7,080 million35,800 million
Manufacturing process technology28 nm4 nm
Power consumption (TDP)235 Watt110 Watt
Texture fill rate164.0386.3
Floating-point processing power3.935 TFLOPS24.72 TFLOPS
ROPs4880
TMUs224232
Tensor Coresno data232
Ray Tracing Coresno data58

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).

Laptop sizeno datalarge
InterfacePCIe 3.0 x16PCIe 4.0 x16
Length267 mmno data
Width2-slotno data
Supplementary power connectors1x 6-pin + 1x 8-pinno data

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 typeGDDR5GDDR6
Maximum RAM amount6 GB12 GB
Memory bus width384 Bit192 Bit
Memory clock speed1300 MHz2250 MHz
Memory bandwidth249.6 GB/s432.0 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 ConnectorsNo outputsPortable Device Dependent

API compatibility

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

DirectX12 (11_0)12 Ultimate (12_2)
Shader Model5.16.7
OpenGL4.64.6
OpenCL1.23.0
Vulkan1.1.1261.3
CUDA3.58.9

Pros & cons summary


Recency 12 November 2012 3 January 2023
Maximum RAM amount 6 GB 12 GB
Chip lithography 28 nm 4 nm
Power consumption (TDP) 235 Watt 110 Watt

RTX 4080 Mobile has an age advantage of 10 years, a 100% higher maximum VRAM amount, a 600% more advanced lithography process, and 113.6% lower power consumption.

We couldn't decide between Tesla K20X and GeForce RTX 4080 Mobile. We've got no test results to judge.

Be aware that Tesla K20X is a workstation card while GeForce RTX 4080 Mobile is a notebook 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 Tesla K20X
Tesla K20X
NVIDIA GeForce RTX 4080 Mobile
GeForce RTX 4080 Mobile

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Community ratings

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