Asrock 4x4 Box 8640U
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

Additional

Recommended for office work, web browsing, media playback, light home or business use, memory-heavy workloads, and very small desk setups. Consider Asrock 4x4 Box 8640U if you want a ultra-compact mini PC built around its listed AMD r5 8640U/7640U processor and AMD RDNA3 760M 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.

Asrock 4x4 Box 8640U features AMD r5 8640U/7640U with AMD RDNA3 760M integrated GPU, offering 1× 2.5G Ethernet and 1× 1G Ethernet and USB4 and HDMI 2.1. CPU details include Zen 4 CPU generation, 6 performance cores, and 12 threads. Memory support includes up to 96GB RAM across 2 slots at 5600 MT/s. Storage support includes up to 2 storage drives including 2 NVMe SSD slots and 2× PCIe Gen4 x4 NVMe. Display support includes support for up to 4 displays. Port connectivity includes 1× USB4 40Gbps and 2× HDMI 2.1. Networking includes 1× 2.5G Ethernet and 1× 1G Ethernet. Physical design includes a 118 × 110 × 49 mm chassis (0.64L). Cooling information lists 80 mm main fan. Power information lists Brick power supply rated at 90W and 15W TDP. Lifecycle information lists 1-year warranty and release date listed as 15-Jun-2024.

Based on its overall score of 295.5, Asrock 4x4 Box 8640U is positioned as a strong upper-range mini PC entry in this dataset; compare it against alternatives by CPU class, GPU type, memory ceiling, storage expansion, LAN, and port selection.

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