MINISFORUM MS-03
A compact Intel Core Ultra 9 workstation with 32GB of socketed DDR5 memory, a 1TB SSD, three M.2 slots, low-profile PCIe expansion, three 10GbE connections, 2.5GbE, and dual USB4.
Image: MINISFORUM product media
- Configuration
- Core Ultra 9 386H, 32GB RAM, 1TB SSD
- Processor
- Core Ultra 9 386H
- Graphics
- Intel Graphics
- Memory
- Up to 128 GB
- Storage
- 3 slots
- Current pricing
- Check price Affiliate link
1Is it fast for normal work?
-
PCMark system performance 8418 points
NASCompares reported a PCMark office and workstation-style score of about 8,418 on its Core Ultra 9 review unit. The reviewer did not publish enough settings for this result to enter the MiniPCBench score.
PCMark office and workstation-style test · Core Ultra 9 386H review unit; memory and storage capacities not stated
NASCompares · 7:20 -
Proxmox compatibility check All 4 NICs detected
VirtualizationHowTo installed Proxmox VE 9.2 and reported that all four network adapters were detected and that the system behaved as expected during short-term testing.
Proxmox VE 9.2 installation and short-term use · Core Ultra 9 386H review unit
VirtualizationHowTo · 9:05
2Can it handle sustained work?
-
3DMark CPU Profile multi-thread 10323 points
NASCompares reported about 10,323 points in the 3DMark CPU Profile multi-thread test. The result remains attributed evidence because the complete test configuration and run conditions were not published.
3DMark CPU Profile multi-thread · Core Ultra 9 386H review unit; complete run conditions not stated
NASCompares · 7:20
3Can it game?
-
3DMark Night Raid integrated graphics 25456 points
NASCompares reported about 25,456 points in Night Raid using the integrated Intel graphics. This is attributed reviewer evidence, not a MiniPCBench gaming score.
3DMark Night Raid · Integrated Intel Graphics; Core Ultra 9 386H review unit
NASCompares · 7:20 -
3DMark Steel Nomad Light frame rate 14 to 15 fps
NASCompares observed roughly 14 to 15 FPS in Steel Nomad Light on the integrated graphics and reported a score of about 2,137.
3DMark Steel Nomad Light · Integrated Intel Graphics; Core Ultra 9 386H review unit
NASCompares · 7:20
4Is it loud or hot?
-
Reviewer fan-noise observation Audible under full CPU load
VirtualizationHowTo found the system effectively inaudible at idle but said its fans ramped frequently and became noticeable during a full CPU load, more so than the reviewer's MS-01 systems.
Idle and 100% CPU load · Core Ultra 9 386H review unit; no sound-pressure meter result
VirtualizationHowTo · 10:43 -
Manufacturer acoustic range 32–45 dB Balance
MINISFORUM reports 32 to 45 dB at 50 cm in Balance mode and 30 to 38 dB in Quiet mode, measured in its anechoic chamber. These are manufacturer figures, not independent measurements.
Idle to full load · Manufacturer anechoic chamber at 50 cm
MINISFORUM
5How much electricity does it use?
-
VirtualizationHowTo idle wall power 13.3 W
VirtualizationHowTo measured a little over 13.3 W at idle with no VMs running, no SFP+ connection, and only the 2.5GbE port connected.
Proxmox idle · No VMs; 2.5GbE connected; SFP+ disconnected
VirtualizationHowTo · 9:45 -
VirtualizationHowTo CPU-load wall power 75.9 W
VirtualizationHowTo measured 75.9 W at the wall under a 100% CPU load.
100% CPU load · Core Ultra 9 386H review unit
VirtualizationHowTo · 9:45 -
NASCompares idle wall power 10.1 W
NASCompares measured about 10.1 W at idle in its review setup.
System idle · Core Ultra 9 386H review unit; exact installed memory, storage, and network state not stated
NASCompares · 10:11 -
NASCompares CPU-load wall power 76 to 77 W
NASCompares measured about 76 to 77 W under full CPU load in its review setup.
Full CPU load · Core Ultra 9 386H review unit; exact installed memory and storage not stated
NASCompares · 10:11
6Can I upgrade and connect everything?
-
Memory is upgradeable Yes
-
Storage is upgradeable Yes
-
USB4 is present Yes
-
Internal expansion 3x M.2 plus PCIe 4.0 x4
The MS-03 provides two PCIe 5.0 x4 M.2 positions, one PCIe 4.0 x1 M.2 position, U.2 support through the included adapter, and a physical PCIe x16 slot wired for PCIe 4.0 x4.
Manufacturer expansion-layout check · MS-03-S386H
MINISFORUM
7Is it good value?
-
Configured list price $1,899
MINISFORUM lists the Core Ultra 9 386H configuration with 32GB of memory and a 1TB SSD at $1,899 before temporary discounts.
Manufacturer retail-price check · Core Ultra 9 386H, 32GB RAM, 1TB SSD, US adapter
MINISFORUM
8Will it be dependable?
-
Seller warranty 2 years
The MINISFORUM US product page lists a two-year seller warranty for the MS-03.
Manufacturer warranty-policy check · Purchases from the MINISFORUM US store
MINISFORUM -
Short-term review only No long-term conclusion
VirtualizationHowTo reported no issues during its initial Proxmox testing but explicitly said it did not yet have long-term experience with the MS-03.
Short-term Proxmox VE 9.2 use · Core Ultra 9 386H review unit
VirtualizationHowTo · 13:41
References
-
MINISFORUM. MINISFORUM MS-03 product specifications. Product page. Accessed .
Configuration: Core Ultra 9 386H, 32GB RAM, 1TB SSD, US adapter
Disclosure: Manufacturer specifications, laboratory claims, and direct-store pricing.
-
VirtualizationHowTo. Minisforum MS-03 Review: The MS-01 Home Lab Upgrade I've Been Waiting For?. Video review. . Accessed .
Configuration: Core Ultra 9 386H review unit; installed memory and storage capacities not stated
Disclosure: VirtualizationHowTo states that MINISFORUM sent the review unit; return terms were not stated. The description links to the manufacturer's store.
-
NASCompares. Minisforum MS-03 Workstation Review. Video review. . Accessed .
Configuration: Core Ultra 9 386H review unit; installed memory and storage capacities not stated
Disclosure: NASCompares did not state how the unit was acquired. The video description and accompanying article contain affiliate links.
Processor and graphics
| Processor | Intel Core Ultra 9 386H |
|---|---|
| CPU layout | 16 cores / 16 threads |
| Processor default TDP | 25 W |
| Integrated graphics | Intel Graphics |
Memory and storage
| Memory type | DDR5-5600 SODIMM |
|---|---|
| Maximum memory | 128 GB |
| Upgradeable | Yes |
| Storage slots | 3 |
Connectivity and size
| Ethernet | Dual 10GbE SFP+ + 10GbE RJ45 + 2.5GbE RJ45 |
|---|---|
| Wireless | Wi-Fi 7 + Bluetooth 6 |
| USB4 | Yes |
| Thunderbolt | No |
| Enclosure volume | 1.78 liters |
Find it on Amazon
As an Amazon Associate I earn from qualifying purchases. Affiliate links do not affect which products appear here or how they are scored.
Search Amazon for MINISFORUM MS-03 View resultsAmazon search results may include other models and configurations. Verify the processor, memory, storage, and seller before buying.
Specifications only · Source: MINISFORUM MS-03 product specifications · Last checked Aug 25, 2026