FirePro V7900 vs Iris Plus Graphics 640

When choosing between FirePro V7900 and Iris Plus Graphics 640, 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 FirePro V7900 and Iris Plus Graphics 640.

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

  FirePro V7900 Iris Plus Graphics 640
Power consumption (TDP) 151 Watt 15 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x1
Supplementary power connectors 1x 6-pin
Memory type GDDR5 DDR3L/LPDDR3/DDR4
Maximum RAM amount 2 GB 32 GB
Display Connectors 4x DisplayPort No outputs
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  • FirePro V7900 has 906% more power consumption, than Iris Plus Graphics 640.
  • FirePro V7900 is connected by PCIe 2.0 x16, and Iris Plus Graphics 640 uses PCIe 3.0 x1 interface.
  • Iris Plus Graphics 640 has 30 GB more memory, than FirePro V7900.
  • FirePro V7900 is used in Desktops, and Iris Plus Graphics 640 - in Laptops.
  • FirePro V7900 is build with TeraScale 3 architecture, and Iris Plus Graphics 640 - with Gen. 9.5 Kaby Lake.
  • Core clock speed of FirePro V7900 is 425 MHz higher, than Iris Plus Graphics 640.
  • FirePro V7900 is manufactured by 40 nm process technology, and Iris Plus Graphics 640 - by 14 nm process technology.

Game benchmarks

high / 1080p 10−12 6−7
ultra / 1080p 6−7 4−5
QHD / 1440p 1−2 0−1
low / 720p 24−27 16−18
medium / 1080p 14−16 8−9
The average gaming FPS of FirePro V7900 in Assassin's Creed Odyssey is 55% more, than Iris Plus Graphics 640.

Full Specs

  FirePro V7900 Iris Plus Graphics 640
Architecture TeraScale 3 Gen. 9.5 Kaby Lake
Code name Cayman Kaby Lake GT3e
Type Workstation Laptop
Release date 24 May 2011 3 January 2017
Pipelines 1280 48
Core clock speed 725 MHz 300 MHz
Boost Clock 1050 MHz
Transistor count 2,640 million 189 million
Manufacturing process technology 40 nm 14 nm
Texture fill rate 58.00 52.80
Floating-point performance 1,856.0 gflops
Length 279 mm
Memory bus width 256 Bit 64/128 Bit
Memory clock speed 5000 MHz
Memory bandwidth 160 GB/s
Shared memory +
DirectX 11.2 (11_0) 12 (12_1)
Shader Model 5.0 6.4
OpenGL 4.4 4.6
OpenCL 1.2 2.1
Vulkan N/A 1.1.103
Bus support PCIe 2.1 x16
Bitcoin / BTC (SHA256) 171 Mh/s
Quick Sync +
Form factor full height / full length
StereoOutput3D +
DisplayPort count 4
Dual-link DVI support +
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