GeForce MX330 vs GTX 645 OEM

VS

Primary details

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

Place in the rankingnot rated577
Place by popularitynot in top-100not in top-100
Power efficiencyno data43.12
ArchitectureKepler (2012−2018)Pascal (2016−2021)
GPU code nameGK106GP108
Market segmentDesktopLaptop
Release date22 April 2013 (11 years ago)10 February 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 cores576384
Core clock speed824 MHz1531 MHz
Boost clock speedno data1594 MHz
Number of transistors2,540 million1,800 million
Manufacturing process technology28 nm14 nm
Power consumption (TDP)65 Watt10 Watt
Texture fill rate39.5538.26
Floating-point processing power0.9492 TFLOPS1.224 TFLOPS
ROPs1616
TMUs4824

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 3.0 x16
Length147 mmno data
Width1-slotno data
Supplementary power connectorsNoneNone

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
Maximum RAM amount1 GB2 GB
Memory bus width128 Bit64 Bit
Memory clock speed1000 MHz1502 MHz
Memory bandwidth64 GB/s48.06 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 Connectors1x DVI, 1x HDMI, 1x DisplayPortNo outputs
HDMI+-

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 (11_0)12 (12_1)
Shader Model5.16.4
OpenGL4.64.6
OpenCL1.21.2
Vulkan1.1.1261.2.131
CUDA3.06.1

Pros & cons summary


Recency 22 April 2013 10 February 2020
Maximum RAM amount 1 GB 2 GB
Chip lithography 28 nm 14 nm
Power consumption (TDP) 65 Watt 10 Watt

GeForce MX330 has an age advantage of 6 years, a 100% higher maximum VRAM amount, a 100% more advanced lithography process, and 550% lower power consumption.

We couldn't decide between GeForce GTX 645 OEM and GeForce MX330. We've got no test results to judge.

Be aware that GeForce GTX 645 OEM is a desktop card while GeForce MX330 is a notebook 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 GTX 645 OEM
GeForce GTX 645 OEM
NVIDIA GeForce MX330
GeForce MX330

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.


3.8 76 votes

Rate GeForce GTX 645 OEM on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.6 2196 votes

Rate GeForce MX330 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.