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Optical Shuffle solution

High Speed Interconnect Solution

- INFORMATION -

Optical Shuffle Product Portfolio

Detailed specification comparison between 4x4 MPO08 and 8x8 MPO16 shuffle assemblies.

Base-8 Architecture

Standard AI GPU Trays

4x4 MPO08 Optical Shuffle

Engineered for 400G and 800G GPU compute servers requiring 4-rail network plane distribution. Features 4 ingress MPO-8 APC connectors mapped directly to 4 egress MPO-8 APC connectors.

Total Optical Fibers: 32 Fibers (Single-Mode G.657.A2)

Ingress / Egress Ports: 4 Ingress (MPO-8) × 4 Egress (MPO-8)

Max Insertion Loss: ≤ 0.35 dB (Typ. 0.20 dB)

Target Optics: 400G OSFP/QSFP112 DR4, 800G 2xDR4

Base-16 Ultra-Density

Next-Gen 800G / 1.6T AI Superclusters

8x8 MPO16 Optical Shuffle

Designed for ultra-dense 8-GPU liquid-cooled chassis running 800G or 1.6T OSFP-1600 / OSFP-XD transceivers. Features 8 ingress MPO-16 APC connectors mapped to 8 egress MPO-16 APC connectors.

Total Optical Fibers: 128 Fibers (Single-Mode G.657.A2)

Ingress / Egress Ports: 8 Ingress (MPO-16) × 8 Egress (MPO-16)

Max Insertion Loss: ≤ 0.35 dB (Elite Ferrule)

Target Optics: 800G OSFP DR8, 1.6T OSFP-XD / 2xDR8

Side-by-Side Technical Specification Matrix

Specification Parameter	4x4 MPO08 Optical Shuffle	8x8 MPO16 Optical Shuffle
Total Fiber Count	32 Fibers	128 Fibers
Connector Standard	MPO-8 APC (TIA-568.3-D / FOCIS 5)	MPO-16 APC (TIA-604-18 / FOCIS 18)
Switch Rail Mapping	4 Network Switch Planes	8 Network Switch Planes
Fibers per Output Trunk	8 Fibers (2 per host port)	16 Fibers (2 per host port)
Insertion Loss (IL)	≤ 0.35 dB	≤ 0.35 dB
Return Loss (RL)	≥ 60 dB (APC 8°)	≥ 60 dB (APC 8°)
Internal Harness Length	280 mm – 350 mm Flex Ribbon	300 mm – 450 mm Flex Ribbon
Chassis Application	Air-Cooled 1U/2U GPU Server Trays	Ultra-Dense Liquid-Cooled GPU Trays

An Example of 8x8 MPO16 Optical Shuffle Block in GPU Tray

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