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The P-Series boasts tool-less upgrades, intuitive red touch points that guide users' hands to quick and easy component changes, integrated handles, QR codes, and a diagnostic USB port that allows you to plug in an Android-based tablet or smartphone for system analysis.

On the ultra high-end, the ThinkStation P900 comes with a 1300W power supply, Intel Xeon processor options with support for dual CPUs, up to 512GB of DDR4 memory spread across 16 DIMM slots, up to 14 storage devices (8 internal + 2 external + 4 M.2), up to four GPUs, support for 12Gbps SAS and up to 32Gbps PCIe, 10 expansion slots, Firewire, four USB 3.0 ports, a serial port, up to a 29-in-1 card reader, RAID support, and dual GbE ports

The P700 Series is slightly subdued compared to the P900 with up to an 850W PSU, up to 384GB of DDR4 memory (12 DIMM slots), up to 12 storage devices, up to 3 GPUs, and 7 expansion slots.

Slightly lower is the P500, which is similar to the P700 but with 8 DIMM slots supporting up to 256GB of DDR4 memory, single Xeon processor support, room for 11 storage storage devices, support for two GPUs, and a single GbE port.

Lenovo says its new P Series systems will be available later this fall. No word yet on price.

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A bug in the Haswell microarchitecture has led Intel to disable transactional memory (TSX) support in all chip editions, with no word yet on when a fixed stepping will be available.