The Steam page for Nightdive Studios' System Shock remake now offers system specification for their upcoming remake of the original System Shock (thanks DSOGaming). Here's word:

MINIMUM:
OS: Windows 7/8.1/10 (64-bit versions)
Processor: Intel Core i5-2400/AMD FX-8320 or better
Memory: 8 GB RAM
Graphics: NVIDIA GTX 670 2GB/AMD Radeon HD 7870 2GB or better
DirectX: Version 11
Storage: 2 GB available space

RECOMMENDED:
OS: Windows 7/8.1/10 (64-bit versions)
Processor: Intel Core i7-3770/AMD FX-8350 or better
Memory: 16 GB RAM
Graphics: NVIDIA GTX 970 4GB/AMD Radeon R9 290 4GB or better
DirectX: Version 11
Storage: 2 GB available space