GeForce GTX 295 vs Iris Pro Graphics P580

If you are going to buy a new graphics card and are choosing between GeForce GTX 295 and Iris Pro Graphics P580, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the GeForce GTX 295 stacks up against Iris Pro Graphics P580, check out specs charts below.

Iris Pro Graphics P580 is a Laptop Graphics Card

Note: Iris Pro Graphics P580 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 Pro Graphics P580 here:

Main Specs

  GeForce GTX 295 Iris Pro Graphics P580
Power consumption (TDP) 289 Watt 15 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x1
Supplementary power connectors 6-pin & 8-pin
Memory type GDDR3 DDR3L/LPDDR3/DDR4
Maximum RAM amount 1792 MB 64 GB
Display Connectors 2x DVI, 1x HDMI No outputs
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  • GeForce GTX 295 has 1826% more power consumption, than Iris Pro Graphics P580.
  • GeForce GTX 295 is connected by PCIe 2.0 x16, and Iris Pro Graphics P580 uses PCIe 3.0 x1 interface.
  • GeForce GTX 295 has 1728 GB more memory, than Iris Pro Graphics P580.
  • GeForce GTX 295 is used in Desktops, and Iris Pro Graphics P580 - in Laptops.
  • GeForce GTX 295 is build with Tesla 2.0 architecture, and Iris Pro Graphics P580 - with Gen. 9 Skylake.
  • Core clock speed of GeForce GTX 295 is 892 MHz higher, than Iris Pro Graphics P580.
  • GeForce GTX 295 is manufactured by 55 nm process technology, and Iris Pro Graphics P580 - by 14 nm process technology.

Game benchmarks

high / 1080p 3−4 10−11
ultra / 1080p 2−3 6−7
QHD / 1440p 0−1 0−1
low / 720p 14−16 21−24
medium / 1080p 5−6 12−14
The average gaming FPS of Iris Pro Graphics P580 in Assassin's Creed Odyssey is 116% more, than GeForce GTX 295.

Full Specs

  GeForce GTX 295 Iris Pro Graphics P580
Architecture Tesla 2.0 Gen. 9 Skylake
Code name GT200B Skylake GT4e
Type Desktop Laptop
Release date 8 January 2009 1 September 2015
Pipelines 240 72
Core clock speed 1242 MHz 350 MHz
Boost Clock 1100 MHz
Transistor count 1,400 million 189 million
Manufacturing process technology 55 nm 14 nm
Texture fill rate 92.2 billion/sec 75.60
Floating-point performance 2x 596.2 gflops
Length 10.5" (267 mm) (26.7 cm)
Memory bus width 896 Bit
Memory clock speed 999 MHz
Memory bandwidth 223.8 GB/s
Shared memory +
DirectX 11.1 (10_0) 12 (12_1)
Shader Model 4.0 6.4
OpenGL 2.1 4.6
OpenCL 1.1 2.1
Vulkan N/A 1.1.97
CUDA +
CUDA cores 480
Height 4.376" (111 mm) (11.1 cm)
SLI options +
Multi monitor support +
HDMI +
Maximum VGA resolution 2048x1536
Audio input for HDMI S/PDIF
Quick Sync +
CUDA cores per GPU 240
Standard memory config per GPU 896 MB
Memory interface width per GPU 448 Bit
High Dynamic-Range Lighting (HDRR) 128bit
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