HP Z2 G1i 2025, Core Ultra 9 285, 32GB, 1TB SSD + 1TB HDD, RTX A1000, Black
Packing a 24-core Intel Core Ultra 9 285 and 32GB of 5600 MHz DDR5 RAM into a compact SFF chassis, this workstation delivers full-tower power for 3D design and ray tracing. The NVIDIA RTX A1000 with 8GB GDDR6 and a fast 1TB PCIe 4.0 SSD provide certified reliability for professional applications, backed by extensive connectivity including four Mini DisplayPort outputs. This system is best for engineers and architects who need ISV-certified performance in a space-constrained office.
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Snapshot
The 30-Second Version
The HP Z2 G1i is a pint-sized workstation that punches well above its weight class in CPU-heavy workflows, thanks to the Core Ultra 9 285. It's ideal for certified professional environments but saddled with a middling GPU and no Wi-Fi. Buy it for engineering or CAD in a tight space, not for gaming or GPU rendering.
Pros & Cons
Pros
- Monster CPU performance for intensive workflows 94th
- Tiny footprint frees up desk or rack real estate 92nd
- Loaded with high-speed USB and display outputs 82nd
- Includes keyboard, mouse, and Windows 11 Pro 81st
- ISV certifications ensure stability with professional apps
Cons
- RTX A1000 is middling for heavy GPU compute
- 500W PSU limits future graphics upgrades
- No built-in Wi-Fi, Ethernet only out of the box
- Spinning hard drive feels outdated at this price
- Gaming performance is disappointing (70.2 rating)
The proof
Performance
In our database, this system's CPU ranks in the 93rd percentile among all desktop workstations, putting it in genuine best-in-class territory. That means rendering complex 3D scenes in SolidWorks, compiling code, or running local AI inference on the dedicated NPU will feel snappy and responsive. Multitasking is a breeze with 32GB of DDR5, sitting at the 82nd percentile, well above average. The dual-drive storage combo, an NVMe boot drive plus a 1TB HDD, lands in the 81st percentile, so app load times are quick and there's decent bulk storage, though we'd love to see a secondary SSD instead of a spinning disk at this price.
The RTX A1000 is where things get more pedestrian. At the 58th percentile, it's a solidly mid-pack professional GPU. For line-of-business applications, CAD with light-to-moderate complexity, and photo editing, it'll do the job without complaint. But if your workflow leans heavily on GPU rendering or deep learning training, this card will hold you back. You're better off with a higher-tier RTX A-series or even a consumer RTX 4080 if your software supports it. The 500W power supply also means adding a beefier card later isn't really an option without swapping the PSU, which HP didn't design for. For workstation tasks, the CPU is the star, and it delivers.
Specifications
Full Specifications
Processor
| CPU | Intel Core Ultra 9 285 |
| Cores | 24 |
| Frequency | 2.5 GHz |
| L3 Cache | 36 MB |
Graphics
| GPU | NVIDIA RTX A1000 |
| Type | Discrete |
| VRAM | 8 GB |
Memory & Storage
| RAM | 32 GB |
| RAM Generation | DDR5 |
| Storage 1 | 1 TB |
| Storage 1 Type | NVMe SSD |
| Storage 2 | 1 TB |
| Storage 2 Type | HDD |
Build
| Form Factor | sff |
| PSU | 700 |
| Weight | 8.6 kg / 19.0 lbs |
Connectivity
| USB-C Ports | 2 |
| USB Ports | 9 |
| HDMI | 4x Mini DisplayPort 1.4a Output |
| DisplayPort | 4x Mini DisplayPort 1.4a Output |
| Bluetooth | No |
| Ethernet | Gigabit Ethernet |
System
| OS | Windows 11 Pro |
vs Competition
Stacked against gaming-branded rivals like the HP OMEN GT22-3080 or Lenovo Legion 90Y6003JUS, the HP Z2 G1i takes a completely different path. Those machines throw in high-end GeForce RTX 40-series cards that will crush gaming and GPU rendering, and they often cost less or spec higher at similar price points. But they lack the ISV certifications, corporate manageability features, and that miniature chassis. The Apple Mac Studio M4 Max is another compact contender, it packs Apple's fastest silicon into an even smaller package, but again, it's aimed at a different ecosystem and won't run Windows-based engineering software natively.
The Dell Tower ECT1250 and CLX SET TGMSETRTU5204BM sit in a similar boat, more general-purpose or content creation PCs. For an engineer or architect who needs a workstation backed by HP's stability testing and Wolf Pro Security, the Z2 G1i makes sense where these others would feel like square pegs. But if your workflow is GPU-bound or you want to play AAA games after hours, any of those competitors will outperform this HP without breaking a sweat.
| Spec | HP Z2 G1i | Apple Mac Studio M3 Ultra | Lenovo T Series Towers Legion Tower 5a Gen 10 | Dell Desktop ECT1250 | CLX SET TGMSETRTU5204BM | MSI Aegis ZS2 A9NVP-1407US |
|---|---|---|---|---|---|---|
| CPU | Intel Core Ultra 9 285 | Apple M3 Ultra | AMD Ryzen 7 7800X3D | Intel Core Ultra 7 265 | Intel Core i9 14900KF | AMD Ryzen 9 9900X |
| RAM (GB) | 32 | 96 | 32 | 32 | 64 | 32 |
| Storage (GB) | 2048 | 1024 | 4096 | 2048 | 8192 | 2048 |
| GPU | NVIDIA RTX A1000 | Apple M3 Ultra 60-core | NVIDIA GeForce RTX 5070 Ti | Intel UHD Graphics | NVIDIA GeForce RTX 5070 | NVIDIA GeForce RTX 5070 |
| Form Factor | sff | sff | mid-tower | sff | mid-tower | mid-tower |
| Psu W | 700 | - | 850 | 180 | 850 | 750 |
| OS | Windows 11 Pro | macOS | Windows 11 Home | Windows 11 Home | Windows 11 Home | Windows 11 Home |
| Compare | Compare | Compare | Compare | Compare |
| Product | CPU | GPU | RAM | Ports | Storage | Reliability | Social Proof |
|---|---|---|---|---|---|---|---|
| HP Z2 G1i | 94.2 | 67.3 | 81.8 | 92.2 | 80.8 | 70 | 10.5 |
| Apple Mac Studio M3 Ultra Compare | 99.7 | 76 | 95.7 | 93.8 | 53.7 | 99.3 | 86.3 |
| Lenovo T Series Towers Legion Tower 5a Gen 10 Compare | 73.5 | 93.1 | 78.1 | 88.4 | 98.2 | 70 | 100 |
| Dell Desktop ECT1250 Compare | 88.6 | 58.7 | 81.8 | 74.5 | 83 | 70 | 99.1 |
| CLX SET TGMSETRTU5204BM Compare | 95 | 89.2 | 96.5 | 84.2 | 99.2 | 11.6 | 94.8 |
| MSI Aegis ZS2 A9NVP-1407US Compare | 92.6 | 89.2 | 87.3 | 90.5 | 83 | 37.4 | 99.6 |
Price
Value & Pricing
Pricing is all over the map, with a $1,179 spread between the cheapest and priciest vendors we tracked. At the low end around $2,739, you're getting a powerful CPU-focused workstation with professional security and support credentials that DIY builds can't match. Above $3,500, the value gets shaky, that same budget could net you a similar CPU plus a much stronger GPU in a traditional tower. If you shop smart and grab it closer to the floor price, it's a fair deal for a compact, certified machine. Just know that a chunk of what you're paying for is the form factor and HP's reliability, not raw component cost.
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Overview
The HP Z2 G1i is a small form factor workstation that crams a ton of professional muscle into a footprint about a third the size of a traditional tower. It's built around Intel's Core Ultra 9 285, a 24-core chip that can boost up to 5.4GHz, paired with 32GB of DDR5 RAM and both a 1TB NVMe SSD and a 1TB HDD for storage. The dedicated GPU is an NVIDIA RTX A1000 with 8GB of VRAM, a low-profile card aimed at certified professional apps rather than gaming. HP throws in a wired keyboard and mouse, and the whole thing ships with Windows 11 Pro and their Wolf Pro Security suite. If you've been searching for an AI workstation that won't dominate your desk or rack, this one sits nicely on that shortlist.
With a price that bounces between $2,739 and $3,918 depending on where you shop, it's definitely a premium investment. The port selection is generous, two USB-C 20Gbps, nine USB-A ports split across different speeds, multiple DisplayPort and Mini DisplayPort outputs, plus Ethernet. No built-in Wi-Fi, though, so you'll need a dongle or wired connection. For architects, engineers, and data analysts who need certified reliability and a top-tier CPU in a tight space, the spec sheet checks a lot of boxes. Just don't expect it to moonlight as a gaming rig.
Weighing in at 4kg, it's dense but still manageable to reposition on a desk or in a 4-unit 7U rack configuration. The design lets you stand it vertically or lay it horizontally, which is handy for unique setups. It's not flashy, it's all business, and that's exactly what it's meant to be.
Common Questions
Q: What's included in the box with the HP Z2 G1i?
You get the workstation itself, an HP 320K wired keyboard, an HP Wired 320M mouse, and a power cable. Windows 11 Pro is pre-installed, and there's no Wi-Fi adapter, so plan on Ethernet or a separate USB dongle.
Q: Is the HP Z2 G1i good for gaming?
No, it's pretty lackluster for gaming. The RTX A1000 is a professional GPU that lags behind even mid-range gaming cards, and our testing puts its gaming suitability at just 70.2 out of 100. Stick to a gaming desktop if that's your priority.
Q: Can you upgrade the graphics card in this HP workstation?
Technically the card is replaceable, but you're limited to low-profile GPUs because of the compact case, and the 500W power supply can't handle anything power-hungry. Realistically, this isn't a system designed for big GPU upgrades.
Q: Does the HP Z2 G1i support multiple monitors?
Absolutely. It includes two DisplayPort 1.4 ports and four Mini DisplayPort 1.4a outputs, so you can run up to six displays right out of the box. That's ideal for financial analysts or CAD users who need a sprawling desktop.
Who Should Skip This
Gamers should keep scrolling. With its 70.2 gaming score and professional GPU, you'll be disappointed trying to run modern titles at decent settings. Creatives doing heavy 3D rendering or 8K video editing will also hit the RTX A1000's limits fast, look at something with an RTX 4080 or 4090 instead. Budget buyers who just need a solid office PC can get similar everyday speed for half the price with a standard mini PC. This machine is for a specific niche: professionals who need certified reliability, a top-tier CPU, and almost zero footprint. If that doesn't sound like you, save your cash.
Verdict
Should you buy the HP Z2 G1i? If you're an IT manager outfitting an engineering lab or a professional who lives in Autodesk, ANSYS, or similar certified software, and space is at a premium, this is a compelling purpose-built tool. The CPU is a beast, the port selection is excellent, and you get HP's enterprise safety net. It's quiet, compact, and won't look out of place in a designer's studio.
For everyone else, think carefully. If you don't absolutely need the small size and certifications, you can get more GPU horsepower for less money in a standard tower. And if you've got any interest in gaming, this isn't the rig for you, look at those Legion or ROG systems instead.
Usage Scores
- Overall78.8
- AI/LLM50.6
- Gaming71.6
- Portability64.6
- Creator81.2
- Business76.6
- Developer82.1
- Home Office81.4
- Workstation90.1