GeForce GTX 490 vs MX450

VS

Primary details

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

Place in the ranking460not rated
Place by popularitynot in top-100not in top-100
Power efficiency26.57no data
ArchitectureTuring (2018−2022)Fermi (2010−2014)
GPU code nameN17S-G5 / GP107-670-A1GF100
Market segmentLaptopDesktop
Release date1 August 2020 (4 years ago)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 cores896480
Core clock speed1395 MHz608 MHz
Boost clock speed1575 MHzno data
Number of transistors4,700 million3,100 million
Manufacturing process technology12 nm40 nm
Power consumption (TDP)25 Watt (12 - 29 Watt TGP)365 Watt
Texture fill rate100.836.48
Floating-point processing power3.226 TFLOPS1.166 TFLOPS
ROPs3248
TMUs6460

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 x4PCIe 2.0 x16
Lengthno data279 mm
Widthno data2-slot
Supplementary power connectorsNone2x 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 typeGDDR5, GDDR6GDDR5
Maximum RAM amount2 GB1536 MB
Memory bus width64 Bit384 Bit
Memory clock speed10000 MHz854 MHz
Memory bandwidth64.03 GB/s164.0 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 outputs3x DVI, 1x mini-DisplayPort

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.

DirectX12 (12_1)12 (11_0)
Shader Model6.55.1
OpenGL4.64.6
OpenCL1.21.1
Vulkan1.2N/A
CUDA7.52.0

Pros & cons summary


Maximum RAM amount 2 GB 1536 MB
Chip lithography 12 nm 40 nm
Power consumption (TDP) 25 Watt 365 Watt

GeForce MX450 has a 33.3% higher maximum VRAM amount, a 233.3% more advanced lithography process, and 1360% lower power consumption.

We couldn't decide between GeForce MX450 and GeForce GTX 490. We've got no test results to judge.

Be aware that GeForce MX450 is a notebook card while GeForce GTX 490 is a desktop one.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite graphics card.


NVIDIA GeForce MX450
GeForce MX450
NVIDIA GeForce GTX 490
GeForce GTX 490

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 1322 votes

Rate GeForce MX450 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.5 30 votes

Rate GeForce GTX 490 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about this comparison, agree or disagree with our judgements, or report an error or mismatch.