Corsair ONE i300
Corsair

ONE i300

CPU i9 12900K
GPU 3080 Ti
Max RAM 64GB
Drives 2
Seller Amazon

The Corsair ONE i300 is a mini PC powered by the Intel i9 12900K (12th gen). It features 8 performance cores and 24 threads and a LGA1700 socket. Graphics are handled by the discrete NVIDIA 3080 Ti. Supports up to 64GB of RAM across 2 slots at 4800 MT/s. Storage capacity of up to 2 drives including 1 NVMe, 1× 2.5" SATA. Connectivity includes USB4 40Gbps, HDMI 2.1. Networking features 1 Ethernet port (up to 2.5G). Dimensions: 380 × 200 × 173mm (13.15L). Uses a SFX PSU (750W).

CPU & Performance

CPUi9 12900K
Generation12th
P-Cores8
Threads24
Single-core82
Multi-core61
SocketLGA1700

GPU

GPU3080 Ti
Discrete GPUYes
Integrated GPUYes
eGPU supportNo

RAM

Max RAM64GB
RAM slots2
Max speed4800 MT/s
ECC supportNo

Storage

Max drives2
NVMe slots1
Gen4 x41
2.5" SATA1
SD cardNo

Ports & Connectivity

HDMI 2.11
USB4 40Gbps2
Max displays6

Network

Max Ethernet1G
2.5G ports1
vProN

Physical

Dimensions380 × 200 × 173 mm
Volume13.15L
Fan size120mm
Warranty2 yr

Power

PSU typeSFX
PSU750W

Additional

Recommended for gaming, GPU-accelerated creative work, 3D or graphics-heavy tasks, and larger multitasking workloads. Consider Corsair ONE i300 if you want a larger performance-focused mini PC built around its listed Intel i9 12900K processor and NVIDIA 3080 Ti discrete GPU plus integrated graphics. It is performance-oriented rather than ultra-compact, so it is better suited to users who can accept a larger mini PC chassis.

Corsair ONE i300 features Intel i9 12900K with NVIDIA 3080 Ti discrete GPU plus integrated graphics, offering 1× 2.5G Ethernet and USB4 and HDMI 2.1. CPU details include 12th CPU generation, 8 performance cores, and 24 threads. Memory support includes up to 64GB RAM across 2 slots at 4800 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 6 displays. Port connectivity includes 2× USB4 40Gbps, 1× HDMI 2.1, and 1× PCIe x16 expansion slot. Networking includes 1× 2.5G Ethernet. Physical design includes a 380 × 200 × 173 mm chassis (13.15L). Cooling information lists 120 mm main fan. Power information lists SFX power supply rated at 750W. Lifecycle information lists 2-year warranty.

The overall score is not populated for Corsair ONE i300, so this model should be evaluated by the listed hardware specifications rather than by a ranked dataset position.

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