What processors does Microsoft Surface Pro 4 have?

Microsoft Surface Pro 4 has the following CPU configurations available:

6th Generation Intel® Skylake Processors (14nm)

• Intel® Core™ m3-6Y30
  2 cores, 4 threads, 4MB SmartCache, 0.90 GHz up to 2.20 GHz, 4.5W
  Intel® HD Graphics 515 (300 – 800 MHz)
• Intel® Core™ i5-6300U
  2 cores, 4 threads, 3MB SmartCache, 2.40 GHz up to 3.00 GHz, 15W
  Intel® HD Graphics 515 (300 – 1000 MHz)
• Intel® Core™ i7-6650U
  2 cores, 4 threads, 4MB SmartCache, 2.20 GHz up to 3.40 GHz, 15W
  Intel® Iris™ Graphics 540 (300 – 1050 MHz)

Credit: iFixIt