NVIDIA GeForce 940MX vs Intel Iris Graphics 540
Comparison of GeForce 940MX and Iris Graphics 540 architecture, market type and release date.
GeForce 940MX and Iris Graphics 540's general performance parameters such as number of shaders, GPU core clock, manufacturing process, texturing and calculation speed. These parameters indirectly speak of GeForce 940MX and Iris Graphics 540's performance, but for precise assessment you have to consider its benchmark and gaming test results.
Core clock speed
Manufacturing process technology
Power consumption (TDP)
Texture fill rate
23.83 GTexel / s
Compatibility, dimensions and requirements
Information on GeForce 940MX and Iris Graphics 540 compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For notebook video cards it's notebook size, connection slot and bus, if the video card is inserted into a slot instead of being soldered to the notebook motherboard.
PCI Express 3.0
PCIe 3.0 x8
PCIe 3.0 x1
Supplementary power connectors
Parameters of memory installed on GeForce 940MX and Iris Graphics 540: its type, size, bus, clock and resulting bandwidth. Note that GPUs integrated into processors don't have dedicated memory and use a shared part of system RAM.
DDR3 / DDR4
Maximum RAM amount
Memory bus width
64 / 128 Bit
Memory clock speed
40.1 GB / s
Video outputs and ports
Types and number of video connectors present on GeForce 940MX and Iris Graphics 540.
Technological solutions and APIs supported by GeForce 940MX and Iris Graphics 540. You'll probably need this information if you need some particular technology for your purposes.
APIs supported by GeForce 940MX and Iris Graphics 540, sometimes including their particular versions.
DirectX 12 (FL 11_0), Shader 5.0
DirectX 12 (FL 12_1)
Non-gaming benchmarks performance of GeForce 940MX and Iris Graphics 540. Note that overall benchmark performance is measured in points in 0-100 range.
Overall benchmark performance
GeForce 940MX 1.72
Iris Graphics 540 2.58 +50%
3DMark Ice Storm GPU
GeForce 940MX 147706 +17.2%
Iris Graphics 540 126078
3DMark Cloud Gate GPU
GeForce 940MX 11513 +1.6%
Iris Graphics 540 11327
3DMark Fire Strike Score
GeForce 940MX 1834 +35.5%
Iris Graphics 540 1354
3DMark Fire Strike Graphics
GeForce 940MX 1996 +37.8%
Iris Graphics 540 1448
3DMark 11 Performance GPU
GeForce 940MX 2556 +15.6%
Iris Graphics 540 2212
3DMark Vantage Performance
GeForce 940MX 8549
Iris Graphics 540 8828 +3.3%
Cryptocurrency mining performance of GeForce 940MX and Iris Graphics 540. Usually measured in megahashes per second.
Bitcoin / BTC (SHA256)
Let's see how good GeForce 940MX and Iris Graphics 540 are for gaming. Particular gaming benchmark results are measured in FPS.
Advantages of NVIDIA GeForce 940MX
Somewhat newer (10 March 2016 vs 1 September 2015)
More pipelines (384 vs 48)
GPU Boost 2.0 (increases NVIDIA GPU voltage and frequency when there's a temperature headroom. Similar to AMD PowerTune)
Optimus (lowers energy usage by automatically switching between integrated and discrete NVIDIA GPU. Similar to AMD Enduro)
PhysX (hardware acceleration of physical simulation engine named PhysX)
CUDA (Compute Unified Device Architecture - an API for video card computing power usage in tasks different from 3D graphics processing. Can be used for physics simulation for instance)
GeForce Experience (software suite built to manage NVIDIA GPU parameters, and to record and stream game video)
Advantages of Intel Iris Graphics 540
50% faster (about 1.5 times) in synthetic tests
Finer manufacturing process technology (14 vs 28 nm)
Less power hungry (15 vs 23 watts)
Quick Sync (hardware acceleration of video encoding and decoding for Intel CPUs. Speeds up video encoding by times, but at the cost of somewhat lower quality)
So, 940MX or Iris Graphics 540?
Judging by the results of synthetic and gaming tests, Technical City recommends Intel Iris Graphics 540.
Should you still have questions on choice between GeForce 940MX and Iris Graphics 540, ask them in Comments section, and we shall answer.