Minisforum UM690
Minisforum

UM690

CPU r9 6900HX
GPU RDNA2 680M
Max RAM 64GB
Drives 2
From $480
Seller Newegg

The Minisforum UM690 is a mini PC powered by the AMD r9 6900HX (Zen 3+ gen). It features 8 performance cores and 16 threads and a soldered CPU. Graphics are handled by the integrated AMD RDNA2 680M. Supports up to 64GB of RAM across 2 slots at 6400 MT/s. Storage capacity of up to 2 drives including 1 NVMe, 1× 2.5" SATA. Connectivity includes USB4 40Gbps. Networking features 1 Ethernet port (up to 2.5G). Dimensions: 128 × 128 × 48mm (0.79L). Uses a Brick PSU (120W), 45W TDP.

CPU & Performance

CPUr9 6900HX
GenerationZen 3+
P-Cores8
Threads16
Single-core66
Multi-core36
Socket0

GPU

GPURDNA2 680M
Discrete GPUNo
Integrated GPUYes
eGPU supportNo

RAM

Max RAM64GB
RAM slots2
Max speed6400 MT/s
ECC supportNo

Storage

Max drives2
NVMe slots1
Gen4 x41
2.5" SATA1
SD cardNo

Ports & Connectivity

USB4 40Gbps1
Max displays3

Network

Max Ethernet1G
2.5G ports1
vProN

Physical

Dimensions128 × 128 × 48 mm
Volume0.79L
Fan size80mm

Power

TDP45W
Idle9W
Peak98W
PSU typeBrick
PSU120W

Additional

Recommended for productivity, software development, multitasking, media use, light gaming, larger multitasking workloads, and very small desk setups. Consider Minisforum UM690 if you want a ultra-compact mini PC built around its listed AMD r9 6900HX processor and AMD RDNA2 680M integrated GPU. It is less suitable for heavy gaming than models with a discrete GPU, but the listed expansion and integrated graphics options make it flexible for everyday workloads.

Minisforum UM690 features AMD r9 6900HX with AMD RDNA2 680M integrated GPU, offering 1× 2.5G Ethernet and USB4. CPU details include Zen 3+ CPU generation, 8 performance cores, and 16 threads. Memory support includes up to 64GB RAM across 2 slots at 6400 MT/s. Storage support includes up to 2 storage drives including 1 NVMe SSD slot, 1× PCIe Gen4 x4 NVMe, and 1× 2.5-inch SATA bay. Display support includes support for up to 3 displays. Port connectivity includes 1× USB4 40Gbps. Networking includes 1× 2.5G Ethernet. Physical design includes a 128 × 128 × 48 mm chassis (0.79L). Cooling information lists 80 mm main fan. Power information lists Brick power supply rated at 120W and 45W TDP. Lifecycle information lists release date listed as 1-Jan-2023.

The overall score is not populated for Minisforum UM690, so this model should be evaluated by the listed hardware specifications rather than by a ranked dataset position.

Notes

June 4: New units might ship with a SSD/VRM Heatsink. Ram thermal throttles and case is difficult to open. Supports RAM overclocking. $530 to $480 April 12, Some reviews reported thermal throttling like from Robtech and ServeTheHome, many units are missing the ssd heatsink: https://www.reddit.com/r/MiniPCs/comments/11tue5b/um690_vrm_heatsink_not_present_in_early_units/

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