HP Mini PC HP Z2 G1i Workstation - Intel Core Ultra 5 235 - Review

The HP Z2 Mini G1i is a uniquely compact workstation PC. It packs an Intel Core Ultra 5 CPU and a professional NVIDIA RTX A400 GPU into a tiny chassis for certified 3D design work. It's a niche but powerful solution for professionals with severe space constraints, though it's not meant for gaming.

If you need serious computing power but have zero desk space, the HP Z2 Mini G1i is a fascinating little box. It's a mini PC workstation, packing an Intel Core Ultra 5 235 CPU and a professional-grade NVIDIA RTX A400 GPU into a chassis you can mount behind a monitor. With 32GB of RAM and a 1TB SSD, it's built for 3D design, real-time rendering, and AI-enhanced software workflows, not for gaming. Prices hover around $1,650, which puts it in a competitive spot for a compact professional machine.

The Core Ultra 5 235 is a 14-core chip that lands in the 74th percentile for CPU performance in our database, so it's got plenty of muscle for multi-threaded tasks. The star here is the discrete NVIDIA RTX A400 GPU, a 4GB professional card designed for CAD and rendering applications. Its performance percentile is lower at 44th, which reflects its specialized nature—it's not built for gaming frames, but for stability and driver certification in pro apps. For the workflows it's designed for, like real-time ray tracing in design software, it should handle itself well. The 32GB of RAM is generous, though its percentile ranking is surprisingly low, suggesting many competing systems offer even more.

At around $1,650, the Z2 Mini G1i asks a premium for its tiny size and professional certifications. You're paying for the engineering to fit a workstation GPU into a mini PC and for the peace of mind that comes with ISV-certified drivers. If your primary need is raw power per dollar, a traditional mini-tower workstation will give you more expandability and likely better specs for the same money. But if saving every square inch of desk or rack space is critical, this price starts to make sense.

This isn't really competing with gaming desktops like the HP Omen 45L or Alienware Aurora, despite them showing up in our data. Those are built for frames, not certified stability. A closer competitor is a compact business desktop, but few pack a pro-grade GPU. The real trade-off is against larger workstations like a Lenovo ThinkStation or Dell Precision tower. Those will offer more powerful GPUs (like an RTX 2000 or 4000 Ada), better cooling, and easier upgrades for a similar price, but they'll take up 10x the space. The Z2 Mini's unique pitch is that it brings true workstation graphics to a truly tiny box.

Skip this if you're a gamer, a video editor working with high-res footage, or a general home office user. The professional GPU is wasted on those tasks, and you can get much better general performance for less money. Also, if you anticipate needing more than 4GB of GPU VRAM for complex models or want abundant USB ports without a dock, look at a compact tower workstation instead, like an entry-level Dell Precision or Lenovo ThinkStation.

Should you buy the HP Z2 Mini G1i? Only if your checklist is very specific. You need a certified workstation for CAD, Revit, or similar pro apps, and you absolutely cannot fit a traditional tower on, under, or near your desk. For that person, it's a brilliant, niche solution. For everyone else—especially if you're considering it for general office work, content creation, or gaming—it's overkill and overpriced. The limited ports and GPU VRAM are real constraints for heavy users. But for the right user in a tight space, it's a powerful little miracle.