GeForce GT 440 vs Iris Plus Graphics 640

Find out if it is worth upgrading your current GPU setup by comparing GeForce GT 440 and Iris Plus Graphics 640. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between GeForce GT 440 and Iris Plus Graphics 640. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.

Iris Plus Graphics 640 is a Laptop Graphics Card

Note: Iris Plus Graphics 640 is only used in laptop graphics. It has lower GPU clock speed compared to the desktop variant, which results in lower power consumption, but also 10-30% lower gaming performance. Check available laptop models with Iris Plus Graphics 640 here:

Main Specs

  GeForce GT 440 Iris Plus Graphics 640
Power consumption (TDP) 65 Watt 15 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x1
Supplementary power connectors None
Memory type DDR3 DDR3L/LPDDR3/DDR4
Maximum RAM amount 512 MB GDDR5 or 1 GB 32 GB
Display Connectors 1x DVI, 1x HDMI, 1x VGA No outputs
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  • GeForce GT 440 has 333% more power consumption, than Iris Plus Graphics 640.
  • GeForce GT 440 is connected by PCIe 2.0 x16, and Iris Plus Graphics 640 uses PCIe 3.0 x1 interface.
  • GeForce GT 440 has 480 GB more memory, than Iris Plus Graphics 640.
  • GeForce GT 440 is used in Desktops, and Iris Plus Graphics 640 - in Laptops.
  • GeForce GT 440 is build with Fermi architecture, and Iris Plus Graphics 640 - with Gen. 9.5 Kaby Lake.
  • Core clock speed of GeForce GT 440 is 1320 MHz higher, than Iris Plus Graphics 640.
  • GeForce GT 440 is manufactured by 40 nm process technology, and Iris Plus Graphics 640 - by 14 nm process technology.

Game benchmarks

high / 1080p 0−1 6−7
ultra / 1080p 4−5
QHD / 1440p 0−1 0−1
low / 720p 1−2 16−18
medium / 1080p 0−1 8−9
The average gaming FPS of Iris Plus Graphics 640 in Assassin's Creed Odyssey is 1600% more, than GeForce GT 440.

Full Specs

  GeForce GT 440 Iris Plus Graphics 640
Architecture Fermi Gen. 9.5 Kaby Lake
Code name GF108 Kaby Lake GT3e
Type Desktop Laptop
Release date 1 February 2011 3 January 2017
Pipelines 96 48
Core clock speed 1620 MHz 300 MHz
Boost Clock 1050 MHz
Transistor count 585 million 189 million
Manufacturing process technology 40 nm 14 nm
Texture fill rate 13.0 billion/sec 52.80
Floating-point performance 311.04 gflops
Length 5.7" (14.5 cm)
Memory bus width 128 Bit 64/128 Bit
Memory clock speed 1600 MHz (GDDR5) or 900 MHz (DDR3)
Shared memory +
DirectX 12 (11_0) 12 (12_1)
Shader Model 5.1 6.4
OpenGL 4.2 4.6
OpenCL 1.1 2.1
Vulkan N/A 1.1.103
CUDA +
CUDA cores 96
Bus support PCI-E 2.0 x 16
Height 4.376" (11.1 cm)
Multi monitor support +
HDMI +
Maximum VGA resolution 2048x1536
Audio input for HDMI Internal
Bitcoin / BTC (SHA256) 20 Mh/s
Quick Sync +
Standard memory config per GPU 1 GB GDDR5 or 2 GB
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