GeForce GTS 450 vs Iris Graphics 540

When choosing between GeForce GTS 450 and Iris Graphics 540, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between GeForce GTS 450 and Iris Graphics 540.

Iris Graphics 540 is a Laptop Graphics Card

Note: Iris Graphics 540 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 Graphics 540 here:

Main Specs

  GeForce GTS 450 Iris Graphics 540
Power consumption (TDP) 106 Watt 15 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x1
Supplementary power connectors 6-pin
Memory type GDDR5 eDRAM
Maximum RAM amount 1 GB 64 MB
Display Connectors 2x DVI, 1x mini-HDMI No outputs
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  • GeForce GTS 450 has 606% more power consumption, than Iris Graphics 540.
  • GeForce GTS 450 is connected by PCIe 2.0 x16, and Iris Graphics 540 uses PCIe 3.0 x1 interface.
  • Iris Graphics 540 has 63 GB more memory, than GeForce GTS 450.
  • GeForce GTS 450 is used in Desktops, and Iris Graphics 540 - in Laptops.
  • GeForce GTS 450 is build with Fermi architecture, and Iris Graphics 540 - with Gen. 9 Skylake.
  • Core clock speed of GeForce GTS 450 is 1266 MHz higher, than Iris Graphics 540.
  • GeForce GTS 450 is manufactured by 40 nm process technology, and Iris Graphics 540 - by 14 nm process technology.

Game benchmarks

high / 1080p 3−4 8−9
ultra / 1080p 1−2 5−6
QHD / 1440p 0−1 0−1
low / 720p 14−16 20−22
medium / 1080p 5−6 10−12
The average gaming FPS of Iris Graphics 540 in Assassin's Creed Odyssey is 83% more, than GeForce GTS 450.

Full Specs

  GeForce GTS 450 Iris Graphics 540
Architecture Fermi Gen. 9 Skylake
Code name GF106 Skylake GT3e
Type Desktop Laptop
Release date 13 September 2010 1 September 2015
Pipelines 192 48
Core clock speed 1566 MHz 300 MHz
Boost Clock 1050 MHz
Transistor count 1,170 million 189 million
Manufacturing process technology 40 nm 14 nm
Texture fill rate 25.1 billion/sec 50.40
Floating-point performance 601.3 gflops
Length 8.25" (210 mm) (21 cm)
Memory bus width 128 Bit
Memory clock speed 1804 (3608 data rate) MHz
Memory bandwidth 57.7 GB/s
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 1.1.97
CUDA +
CUDA cores 192
Bus support PCI-E 2.0 x 16
Height 4.376" (111 mm) (11.1 cm)
SLI options +
HDMI +
Maximum VGA resolution 2048x1536
Audio input for HDMI Internal
Bitcoin / BTC (SHA256) 40 Mh/s
Quick Sync +
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