Minisforum UM590
Minisforum

UM590

CPU r9 5900HX
GPU Vega 8
Max RAM 64GB
Drives 2
From $520
Seller Amazon

The Minisforum UM590 is a mini PC powered by the AMD r9 5900HX (Zen 3 gen). It features 8 performance cores and 16 threads and a soldered CPU. Graphics are handled by the integrated AMD Vega 8. Supports up to 64GB of RAM across 2 slots at 3200 MT/s. Storage capacity of up to 2 drives including 1 NVMe, 1× 2.5" SATA. Networking features 1 Ethernet port (up to 2.5G). Dimensions: 128 × 127 × 47mm (0.76L). Uses a Brick PSU (120W), 45W TDP.

CPU & Performance

CPUr9 5900HX
GenerationZen 3
P-Cores8
Threads16
Single-core63
Multi-core33
Socket0

GPU

GPUVega 8
Discrete GPUNo
Integrated GPUYes
eGPU supportNo

RAM

Max RAM64GB
RAM slots2
Max speed3200 MT/s
ECC supportNo

Storage

Max drives2
NVMe slots1
Gen3 x41
2.5" SATA1
SD cardNo

Ports & Connectivity

Max displays3

Network

Max Ethernet1G
2.5G ports1
vProN

Physical

Dimensions128 × 127 × 47 mm
Volume0.76L
Fan size80mm

Power

TDP45W
PSU typeBrick
PSU120W

Additional

Recommended for productivity, software development, multitasking, media use, light gaming, larger multitasking workloads, and very small desk setups. Consider Minisforum UM590 if you want a ultra-compact mini PC built around its listed AMD r9 5900HX processor and AMD Vega 8 integrated GPU. It is less suitable for heavy gaming or GPU-accelerated workloads because no discrete or high-speed external GPU path is listed.

Minisforum UM590 features AMD r9 5900HX with AMD Vega 8 integrated GPU, offering 1× 2.5G Ethernet. CPU details include Zen 3 CPU generation, 8 performance cores, and 16 threads. Memory support includes up to 64GB RAM across 2 slots at 3200 MT/s. Storage support includes up to 2 storage drives including 1 NVMe SSD slot, 1× PCIe Gen3 x4 NVMe, and 1× 2.5-inch SATA bay. Display support includes support for up to 3 displays. Networking includes 1× 2.5G Ethernet. Physical design includes a 128 × 127 × 47 mm chassis (0.76L). Cooling information lists 80 mm main fan. Power information lists Brick power supply rated at 120W and 45W TDP.

The overall score is not populated for Minisforum UM590, so this model should be evaluated by the listed hardware specifications rather than by a ranked dataset position.

Notes

June 1: $590 to $400, Case is difficult to open. Some units might be missing the ssd heatsink: https://www.reddit.com/r/MiniPCs/comments/11tue5b/um690_vrm_heatsink_not_present_in_early_units/

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