Hot Hardware published a review on the NVIDIA Quadro P4000 And P2000 Workstation GPUs: Midrange Professional Pascal

A quote from the article:

A couple of weeks back, NVIDIA unveiled a family of new professional Quadro cards, based on the company's Pascal GPU architecture. The latest additions to the Quadro line-up run the gamut in terms of features and capabilities, from the low-power, small form factor Quadro P400 to the gargantuan, ultra-powerful Quadro GP100. Smack dab in the middle of the line-up are a pair of mid-range offerings, the Quadro P4000 and Quadro P2000, which we'll be featuring here...

 NVIDIA Quadro P4000 And P2000 Workstation GPU Reviews: Midrange Professional Pascal @ HotHardware