Asus PN54 340
Asus

PN54 340

CPU r5 340
GPU RDNA3.5 840M
Max RAM 96GB
Drives 2
Seller Newegg

The Asus PN54 340 is a mini PC powered by the AMD r5 340 (Zen 5 gen). It features a soldered CPU. Graphics are handled by the integrated AMD RDNA3.5 840M. 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. Networking features 2 Ethernet ports (up to 2.5G). Dimensions: 130 × 130 × 36mm (0.61L).

CPU & Performance

CPUr5 340
GenerationZen 5
Threads16
Single-core70
Multi-core30
Socket0

GPU

GPURDNA3.5 840M
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

USB4 40Gbps1
Max displays4

Network

Max Ethernet2G
2.5G ports2

Physical

Dimensions130 × 130 × 36 mm
Volume0.61L
Fan size80mm
Warranty3 yr

Power

Additional

Recommended for productivity, software development, multitasking, media use, light gaming, memory-heavy workloads, and network-focused setups. Consider Asus PN54 340 if you want a ultra-compact mini PC built around its listed AMD r5 340 processor and AMD RDNA3.5 840M 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.

Asus PN54 340 features AMD r5 340 with AMD RDNA3.5 840M integrated GPU, offering 2× 2.5G Ethernet and USB4. CPU details include Zen 5 CPU generation and 16 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 full-function USB-C with PD/video/data at 100W. Networking includes 2× 2.5G Ethernet. Physical design includes a 130 × 130 × 36 mm chassis (0.61L). Cooling information lists 80 mm main fan. Lifecycle information lists 3-year warranty.

The overall score is not populated for Asus PN54 340, so this model should be evaluated by the listed hardware specifications rather than by a ranked dataset position.

Verdict

Best for

office productivity, software development, 4K media playback, multitasking, developer workloads.

Avoid if

you need modern AAA gaming or sustained GPU rendering.

Alternatives
  • GMKtec/Morefine Nucbox K11 4090M — higher performance ceiling
  • Asus PN54 350 — closest spec alternative
  • Lenovo P3 Ultra 13900 A5500 — premium performance alternative

Review

The Asus PN54 340 is a ultra-compact mini PC built around AMD r5 340 and AMD RDNA3.5 840M integrated graphics. With pricing dependent on configuration and seller availability, it is aimed at buyers looking for office productivity, software development, 4K media playback, multitasking, developer workloads. The core spec sheet is solid for its class: up to 96GB RAM across 2 slots at 5600 MT/s, up to 2 drives, including 2 NVMe slots (2 PCIe 4.0 x4 NVMe), 2×2.5GbE, and 1 USB4 40Gbps, USB-C PD up to 100W. Because the overall score is not populated, this model is best evaluated by its listed specifications, price, and feature mix rather than a single rank. The main reason to pause is fit: avoid it if you need modern AAA gaming or sustained GPU rendering. Overall, the Asus PN54 340 makes the most sense when its CPU/GPU balance, port selection, and expansion profile match your workload; otherwise, compare it against similarly priced mini PCs with better networking, quieter cooling, or stronger upgrade paths.

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