Desktop computers · 2025 · HP

HP Z2 Mini G1a

A compact Windows workstation sharing 128 GB of memory between its CPU and integrated graphics. It provides room for large datasets, 3D work and local AI, but fitting a model in memory does not guarantee that it will run quickly. RAM cannot be upgraded later with plug-in modules.

BN8F0UA#ABA · Ryzen AI Max+ PRO 395 · 128 GB / 4 TB

HP Z2 Mini G1a — HP Z2 Mini G1a in Jet Black, angled front view in vertical orientation. Memory and SSD capacities cannot be distinguished from the exterior.
HP Z2 Mini G1a in Jet Black, angled front view in vertical orientation. Memory and SSD capacities cannot be distinguished from the exterior.

Specifications

SpecificationValue
Announcement6 January 2025; model family
Operating systemWindows 11 Pro
ProcessorAMD Ryzen AI Max+ PRO 395; 16 cores / 32 threads; up to 5.1 GHz; 64 MB L3
GraphicsIntegrated AMD Radeon 8060S
Memory128 GB LPDDR5x; onboard

CPU and GPU share this capacity; there are no plug-in DIMM memory slots.

GPU memory allocationUp to 96 GB of the 128 GB can be allocated to the GPU

This is not 128 GB plus another 96 GB; it leaves less for the OS and applications.

Storage4 TB HP Z Turbo Drive PCIe Gen4 M.2 SSD
SSD slots2 × M.2 2280 PCIe 4.0 ×4

The 4 TB total here does not mean both slots are empty.

Side USB and audio1 × USB-C 10 Gbit/s with DisplayPort 2.1 / PD; 1 × charging USB-A 10 Gbit/s; 3.5 mm combo jack
Rear high-speed USB2 × Thunderbolt 4 USB-C, 40 Gbit/s, DisplayPort 2.1 / PD; 2 × USB-A 10 Gbit/s
Other rear connections2 × USB-A 480 Mbit/s; 2 × Mini DisplayPort 2.1; 1 × RJ-45

Optional Flex I/O choices do not establish standard HDMI or 10 Gb Ethernet on this model.

WirelessMediaTek MT7925, Wi-Fi 7 (2×2); Bluetooth 5.4
Power supplyInternal 300 W; no external power brick
Body dimensions3.4 × 6.6 × 7.9 inches (width × depth × height); vertical orientation
WeightStarting at 5.07 lb; configuration-dependent
Memory and servicingProcessor and memory are included in the system-board assembly; SSDs are separate service parts
Internal audio2 W mono speaker; Realtek ALC3205-VA2-CG

From the manufacturer

HP positions the Z2 Mini G1a for local language models, 3D design and running several professional applications together. It emphasizes the large memory allocation available to the GPU and the internal PSU. This does not mean it is faster than a discrete-GPU desktop in every application. HP

Strengths and limitations

  • StorageReview runs large language models locally on its 395/128 GB sample. Generation speed varies greatly with the model and quantization; fitting in memory alone does not mean fast responses.

    The test has two 1 TB SSDs, not this record's 4 TB storage configuration. Results apply to the tested software and models.

    StorageReview: Z2 Mini G1a local language model tests

  • Windows Central likes the numerous ports and compact body, but finds the fans loud under sustained load and the removable panel somewhat loose.

    HP-loaned 395/128 GB review sample; the publication says HP had no input into the review.

    Windows Central: HP Z2 Mini G1a review

  • In HotHardware's CPU-only load (Cinebench) the cores immediately hit the 100 C limit and clocks dropped to the 4.2 to 4.3 GHz range; gaming did not reach the same temperatures and no GPU clock throttling was seen. The highest power draw measured at the wall was 256 W under a power virus load.

    The test unit was 128 GB / 2 TB, which differs in storage from the 4 TB version on this page. Single review; room temperature was not stated.

    HotHardware: HP Z2 Mini G1a review

  • HotHardware finds the system completely silent at idle but fairly loud under load. Excess preinstalled software, a headphone jack that drops out when audio stops and no mini DisplayPort cable in the box are listed as negatives.

    Single review; the noise level was not given as a number in the text, and the headphone jack behaviour was seen on one unit.

    HotHardware: HP Z2 Mini G1a review

Owner experiences and issues

  • At HP's store, D Shah likes the compact body and reports a good first month. j_ai reports heat and crashes after hours of heavy CPU load. The cause is not measured or verified, and this does not establish a fault across all G1a units.

    The store pools different G1a configurations; exact model, BIOS and purchase/incentive verification are not visible in these reviews.

    HP Store: Z2 Mini G1a owner reviews

  • In HP's support community, BuyRomeSteel and RonnyIBI report audible fans even at low load. Z2ZIP's clicking, attributed by that owner to the PSU fan, is a separate symptom. The owners' proposed causes are not manufacturer diagnoses.

    G1a family experiences; exact BIOS versions and a shared cause are unverified. Fan noise, clicking and crashes are not treated as one fault.

    HP Community: Z2 Mini G1a fan noise at low load

  • Verified PcComponentes buyer Valentino4653 reports good office and Blender use, but criticizes limited expandability. Complaints about receiving a different product on that page concern fulfillment, not a device malfunction.

    A40N1ET#ABE 395/128 GB/1 TB listing, not a storage-performance test of the 4 TB model. No incentive marker is visible.

    PcComponentes: A40N1ET#ABE verified buyer reviews

Tags

Unified memoryWi-Fi 7Thunderbolt 42025

Compare

Sources

  1. HP: BN8F0UA#ABA technical specifications
  2. HP: Z2 Mini G1a Maintenance and Service Guide
  3. HP: Z2 Mini G1a unified memory and model family
  4. HP: CES 2025 business PC announcement
  5. StorageReview: Z2 Mini G1a local language model tests
  6. Windows Central: HP Z2 Mini G1a review
  7. HP Store: Z2 Mini G1a owner reviews
  8. HP Community: Z2 Mini G1a fan noise at low load
  9. PcComponentes: A40N1ET#ABE verified buyer reviews
  10. HotHardware: HP Z2 Mini G1a review