Working with ProRes and CalDigit Storage

With over ten years experience in making storage for creative professionals, CalDigit knows the types of applications that our customers use with our storage.

For this article we are going to focus on Final Cut Pro users working with ProRes footage, and how CalDigit storage can integrate into your workflow. ProRes has become a hugely adopted codec for video with the likes of Arri including ProRes recording in their Alexa cameras, AJA incorporating ProRes recording into their Ki Pro and Ki Pro Mini recorders, and Blackmagic Design’s HyperDeck Studio recorder, and Cinema Camera all supporting ProRes recording.


When it comes to performance the VR2 has been a staple of CalDigit’s product line, and a mainstay of many creative professional’s edit suites for for a long time, due to its large capacity, and hardware RAID protection.

The VR2 is capable of editing up to 3 streams of ProRes 422 1280×720, and up to 2 streams of ProRes 422 1920×1080. It’s flexible interfaces can reach speeds of up to 250MB/s in RAID 0 when connected via eSATA. If you’re working with the LT flavor of ProRes then the VR2 can handle up to 5 streams of 1920×1080 ProRes. If HQ ProRes is more your thing then the VR2 can deal with 2 streams of ProRes 422 1280×720, and 1 stream of ProRes 422 1920×1080. The VR2 can even work with 2 streams of ProRes 4444 1920×1080 HD.

Product Details:

The VR2 is available in capacities up to 8TB and supports RAID 0, 1 and JBOD. It has two hot swappable drive modules, and an LCD display that allows you to configure the device. The VR2’s interfaces include eSATA, USB 3.0, FireWire 800 and FireWire 400.


CalDigit’s HDPro2 has world class performance, that is able to handle multiple streams of ProRes with the added protection of RAID 5.

The HDPro2 is capable of editing 33 streams of ProRes 422 1280×720, and 17 streams of ProRes 422 1920×1080. If you’re using the HQ flavor then the HDPro2 will work with 13 streams of 1920×1080. For ProRes 4444 the HDPro2 can work with 9 streams of 1920×1080.

The above clip shows 17 copies of a ProRes 422 1920×1080 clip playing back in Final Cut Pro from the CalDigit HDPro2.

Product Details:

The HDPro2 is an 8-bay tower available in capacities up to 16TB that can be configured into RAID 0,1, 5, 6, and JBOD configurations. If set to RAID 5 the HDPro2 can reach speeds up to 800MB/s – fast enough for Uncompressed 2K editing! The beauty of the HDPro2 is that all the components are user replaceable including the RAID controller, fans, power supply, and drive modules. The HDPro2 uses a PCI Express connection to connect to your workstation. This direct link eliminates latency introduced by the conversion of other interfaces to PCI Express, and provides superior bandwidth.


Do you need to work with ProRes files on the go or on location? The VRmini can be bus powered via the Firewire connection, and use the eSATA port for data transfers up to 180MB/s! This means that you can take your ProRes editing wherever you need to be!

The VRmini can work with up to 3 streams of ProRes 422 1280×720, 2 streams of 1920×1080, and 4 streams of ProRes 422 1920×1080 (LT). For the HQ flavor of ProRes 422 the VRmini can handle 2 streams of 1280×720, 1 stream 1920×1080, and for ProRes 4444 the VRmini can do 1 stream of 1920×1080.

Product Details:

The VRmini is an incredibly versatile device. Not only due to the fact that it can be bus powered, but because it packs outstanding performance in such a small package. The VRmini is a hardware RAID device that supports RAID 0, 1, and JBOD configurations. It has multiple interfaces that include eSATA, Firewire 800, Firewire 400, and USB 2.0. On the back of the unit there are two hot swappable drive modules, and on the front is an LCD display that can configure your RAID settings amongst its many other functions.



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