Asrock
4x4 Box 8640U
CPU r5 8640U/7640U
GPU RDNA3 760M
Max RAM 96GB
Drives 2
From $520
Seller Newegg
The Asrock 4x4 Box 8640U is a mini PC powered by the AMD r5 8640U/7640U (Zen 4 gen). It features 6 performance cores and 12 threads and a soldered CPU. Graphics are handled by the integrated AMD RDNA3 760M. Supports up to 96GB of RAM across 2 slots at 5600 MT/s. Storage capacity of up to 2 drives including 2 NVMe. Connectivity includes USB4 40Gbps, HDMI 2.1. Networking features 2 Ethernet ports (up to 2.5G). Dimensions: 118 × 110 × 49mm (0.64L). Uses a Brick PSU (90W), 15W TDP.
CPU & Performance
CPUr5 8640U/7640U
GenerationZen 4
P-Cores6
Threads12
Single-core70
Multi-core31
Socket0
GPU
GPURDNA3 760M
Discrete GPUNo
Integrated GPUYes
eGPU supportNo
RAM
Max RAM96GB
RAM slots2
Max speed5600 MT/s
ECC supportNo
Storage
Max drives2
NVMe slots2
Gen4 x42
SD cardNo
Ports & Connectivity
HDMI 2.12
USB4 40Gbps1
Max displays4
Network
Max Ethernet2G
2.5G ports1
1G ports1
vProN
Physical
Dimensions118 × 110 × 49 mm
Volume0.64L
Fan size80mm
Warranty1 yr
Power
TDP15W
PSU typeBrick
PSU90W
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