GeForce GTX 780 Ti 6 GB vs Iris Plus Graphics 655

#ad 
Buy on Amazon
VS

Primary details

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

Place in the ranking663not rated
Place by popularitynot in top-100not in top-100
Power efficiency20.51no data
ArchitectureGeneration 9.5 (2016−2020)Kepler (2012−2018)
GPU code nameCoffee Lake GT3eGK110B
Market segmentLaptopDesktop
Release date3 April 2018 (6 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 cores3842880
Core clock speed300 MHz875 MHz
Boost clock speed1050 MHz928 MHz
Number of transistors189 million7,080 million
Manufacturing process technology14 nm+++28 nm
Power consumption (TDP)15 Watt250 Watt
Texture fill rate50.40222.7
Floating-point processing power0.8064 TFLOPSno data
ROPs648
TMUs48240

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).

InterfaceRing BusPCIe 3.0 x16
Lengthno data267 mm
Widthno data2-slot
Supplementary power connectorsno data1x 6-pin + 1x 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 typeSystem SharedGDDR5
Maximum RAM amountSystem Shared6 GB
Memory bus widthSystem Shared384 Bit
Memory clock speedSystem Shared7 GB/s
Memory bandwidthno data336.6 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 ConnectorsPortable Device Dependent2x DVI, 1x HDMI 1.4a, 1x DisplayPort 1.2
HDMI-+

Supported technologies

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

Quick Sync+no data

API compatibility

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

DirectX12 (12_1)12 (11_1)
Shader Model6.46.5 (5.1)
OpenGL4.64.6
OpenCL3.03.0
Vulkan1.31.2.175
CUDA-3.5

Pros & cons summary


Chip lithography 14 nm 28 nm
Power consumption (TDP) 15 Watt 250 Watt

Iris Plus Graphics 655 has a 100% more advanced lithography process, and 1566.7% lower power consumption.

We couldn't decide between Iris Plus Graphics 655 and GeForce GTX 780 Ti 6 GB. We've got no test results to judge.

Be aware that Iris Plus Graphics 655 is a notebook card while GeForce GTX 780 Ti 6 GB 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.


Intel Iris Plus Graphics 655
Iris Plus Graphics 655
NVIDIA GeForce GTX 780 Ti 6 GB
GeForce GTX 780 Ti 6 GB

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.


3.6 339 votes

Rate Iris Plus Graphics 655 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.6 27 votes

Rate GeForce GTX 780 Ti 6 GB 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.