GeForce RTX 4090 Max-Q vs Tesla K40s

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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
ArchitectureKepler (2012−2018)Ada Lovelace (2022−2024)
GPU code nameGK110BAD103
Market segmentWorkstationLaptop
Release date22 November 2013 (10 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 cores28809728
Core clock speed745 MHz930 MHz
Boost clock speed876 MHz1455 MHz
Number of transistors7,080 million45,900 million
Manufacturing process technology28 nm4 nm
Power consumption (TDP)245 Watt80 Watt
Texture fill rate210.2442.3
Floating-point processing power5.046 TFLOPS28.31 TFLOPS
ROPs48112
TMUs240304
Tensor Coresno data304
Ray Tracing Coresno data76

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 3.0 x16PCIe 4.0 x16
Length267 mmno data
Width2-slotno data
Supplementary power connectorsno dataNone

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 amount12 GB16 GB
Memory bus width384 Bit256 Bit
Memory clock speed1502 MHz1750 MHz
Memory bandwidth288.4 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 outputsPortable Device Dependent

API compatibility

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

DirectX12 (11_1)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 22 November 2013 3 January 2023
Maximum RAM amount 12 GB 16 GB
Chip lithography 28 nm 4 nm
Power consumption (TDP) 245 Watt 80 Watt

RTX 4090 Max-Q has an age advantage of 9 years, a 33.3% higher maximum VRAM amount, a 600% more advanced lithography process, and 206.3% lower power consumption.

We couldn't decide between Tesla K40s and GeForce RTX 4090 Max-Q. We've got no test results to judge.

Be aware that Tesla K40s is a workstation card while GeForce RTX 4090 Max-Q 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 K40s
Tesla K40s
NVIDIA GeForce RTX 4090 Max-Q
GeForce RTX 4090 Max-Q

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