Asrock 4x4 Box 7840U
Asrock

4x4 Box 7840U

CPU r7 7840U
GPU RDNA3 780M
Max RAM 64GB
Drives 2
From $570
Seller Newegg

The Asrock 4x4 Box 7840U is a mini PC powered by the AMD r7 7840U (Zen 4 gen). It features 8 performance cores and 16 threads and a soldered CPU. Graphics are handled by the integrated AMD RDNA3 780M. Supports up to 64GB of RAM across 2 slots at 5600 MT/s. Storage capacity of up to 2 drives including 1 NVMe, 1× 2.5" SATA. Connectivity includes USB4 40Gbps. Networking features 2 Ethernet ports (up to 2.5G). Dimensions: 118 × 110 × 48mm (0.62L). Uses a Brick PSU (120W), 15W TDP.

CPU & Performance

CPUr7 7840U
GenerationZen 4
P-Cores8
Threads16
Single-core71
Multi-core37
Socket0

GPU

GPURDNA3 780M
Discrete GPUNo
Integrated GPUYes
eGPU supportNo
iGPU FP324300

RAM

Max RAM64GB
RAM slots2
Max speed5600 MT/s
ECC supportNo

Storage

Max drives2
NVMe slots1
Gen4 x41
2.5" SATA1
SD cardNo

Ports & Connectivity

USB4 40Gbps1
Max displays4

Network

Max Ethernet2G
2.5G ports1
1G ports1
vProN

Physical

Dimensions118 × 110 × 48 mm
Volume0.62L
Fan size80mm
Warranty1 yr

Power

TDP15W
PSU typeBrick
PSU120W

Additional

Recommended for productivity, software development, multitasking, media use, light gaming, larger multitasking workloads, and very small desk setups. Consider Asrock 4x4 Box 7840U if you want a ultra-compact mini PC built around its listed AMD r7 7840U processor and AMD RDNA3 780M 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 7840U features AMD r7 7840U with AMD RDNA3 780M integrated GPU, offering 1× 2.5G Ethernet and 1× 1G Ethernet and USB4. CPU details include Zen 4 CPU generation, 8 performance cores, and 16 threads. Memory support includes up to 64GB RAM across 2 slots at 5600 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 4 displays. Port connectivity includes 1× USB4 40Gbps. Networking includes 1× 2.5G Ethernet and 1× 1G Ethernet. Physical design includes a 118 × 110 × 48 mm chassis (0.62L). Cooling information lists 80 mm main fan. Power information lists Brick power supply rated at 120W and 15W TDP. Lifecycle information lists 1-year warranty and release date listed as 23-Oct-2023.

Based on its overall score of 287.7, Asrock 4x4 Box 7840U is positioned as a solid midrange mini PC entry in this dataset; compare it against alternatives by CPU class, GPU type, memory ceiling, storage expansion, LAN, and port selection.

Notes

Two USB4 half speed ports because they can only do 4k 60hz and not 8k 60hz

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