GeForce MX450 vs Radeon HD 7490M

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Primary details

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

Place in the rankingnot rated460
Place by popularitynot in top-100not in top-100
Power efficiencyno data26.59
ArchitectureTeraScale 2 (2009−2015)Turing (2018−2022)
GPU code nameSeymourN17S-G5 / GP107-670-A1
Market segmentLaptopLaptop
Release date7 January 2012 (12 years ago)1 August 2020 (4 years ago)

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 cores160896
Core clock speed800 MHz1395 MHz
Boost clock speedno data1575 MHz
Number of transistors370 million4,700 million
Manufacturing process technology40 nm12 nm
Power consumption (TDP)9 Watt25 Watt (12 - 29 Watt TGP)
Texture fill rate6.400100.8
Floating-point processing power0.256 TFLOPS3.226 TFLOPS
ROPs432
TMUs864

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 2.0 x16PCIe 4.0 x4
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 typeGDDR5GDDR5, GDDR6
Maximum RAM amount1 GB2 GB
Memory bus width64 Bit64 Bit
Memory clock speed950 MHz10000 MHz
Memory bandwidth30.4 GB/s64.03 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 outputsNo outputs

Supported technologies

Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.

Optimus-+

API compatibility

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

DirectX11.2 (11_0)12 (12_1)
Shader Model5.06.5
OpenGL4.44.6
OpenCL1.21.2
VulkanN/A1.2
CUDA-7.5

Pros & cons summary


Recency 7 January 2012 1 August 2020
Maximum RAM amount 1 GB 2 GB
Chip lithography 40 nm 12 nm
Power consumption (TDP) 9 Watt 25 Watt

HD 7490M has 177.8% lower power consumption.

GeForce MX450, on the other hand, has an age advantage of 8 years, a 100% higher maximum VRAM amount, and a 233.3% more advanced lithography process.

We couldn't decide between Radeon HD 7490M and GeForce MX450. 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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AMD Radeon HD 7490M
Radeon HD 7490M
NVIDIA GeForce MX450
GeForce MX450

Comparisons with similar GPUs

We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.

Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


3.6 9 votes

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3.6 1322 votes

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Questions & comments

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