GeForce RTX 4090 Max-Q vs CMP 40HX

Primary details

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

Place in performance ranking291not rated
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation25.27no data
ArchitectureTuring (2018−2021)Ada Lovelace
GPU code nameTU106AD103
Market segmentWorkstationLaptop
Release date25 February 2021 (3 years ago)3 January 2023 (1 year ago)
Launch price (MSRP)$699 no data
Current price$152 (0.2x MSRP)no data

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

no data

Detailed specifications

General performance parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. These parameters indirectly speak of performance, but for precise assessment you have to consider their benchmark and gaming test results. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores23049728
Boost clock speed1650 MHz1455 MHz
Number of transistors10,800 million45,900 million
Manufacturing process technology12 nm4 nm
Power consumption (TDP)185 Watt80 Watt
Texture fill rate237.6442.3

Form factor & compatibility

Information on CMP 40HX and GeForce RTX 4090 Max-Q compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop video cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility). For notebook video cards it's notebook size, connection slot and bus, if the video card is inserted into a slot instead of being soldered to the notebook motherboard.

InterfacePCIe 3.0 x16PCIe 4.0 x16
Length229 mmno data
Width2-slotno data
Supplementary power connectors1x 8-pinNone

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 typeGDDR6GDDR6
Maximum RAM amount8 GB16 GB
Memory bus width256 Bit256 Bit
Memory clock speed14 GB/s14 GB/s
Memory bandwidth448.0 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 graphics and general-purpose computing APIs, including their specific versions.

DirectX12 Ultimate (12_2)12 Ultimate (12_2)
Shader Model6.66.7
OpenGL4.64.6
OpenCL3.03.0
Vulkan1.21.3
CUDA7.58.9

Pros & cons summary


Recency 25 February 2021 3 January 2023
Maximum RAM amount 8 GB 16 GB
Chip lithography 12 nm 4 nm
Power consumption (TDP) 185 Watt 80 Watt

RTX 4090 Max-Q has an age advantage of 1 year, a 100% higher maximum VRAM amount, a 200% more advanced lithography process, and 131.3% lower power consumption.

We couldn't decide between CMP 40HX and GeForce RTX 4090 Max-Q. We've got no test results to judge.

Be aware that CMP 40HX 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 CMP 40HX
CMP 40HX
NVIDIA GeForce RTX 4090 Max-Q
GeForce RTX 4090 Max-Q

Comparisons with similar GPUs

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Community ratings

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4.2 30 votes

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3.4 124 votes

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Questions & comments

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