SPARKLE Thunderbolt 5 eGPU Studio-G 850 Ultra
SPARKLE Thunderbolt™ 5 eGPU Studio-G 850 Ultra is a premium external GPU enclosure featuring Thunderbolt™ 5, an 850W ATX 3.1 power supply, PCIe Gen4 x16 expansion, support for 3.5-slot desktop graphics cards, 96W Power Delivery, 2.5Gb Ethernet, and USB 3.2 connectivity. Designed for AI, gaming, 3D rendering, engineering, and professional content creation, it delivers desktop-class graphics performance to compatible laptops and mini PCs.
SPARKLE Thunderbolt 5 eGPU Studio-G 850 Ultra
Features
- Thunderbolt™ 5 powered by Intel® Barlow Ridge controller.
- Up to 80 Gbps bi-directional and 120 Gbps Bandwidth Boost.
- Supports full-size 3.5-slot PCIe desktop graphics cards.
- Built-in 850W ATX 3.1 power supply.
- Delivers up to 600W GPU power with 12V-2×6 and 3 × 8-pin PCIe connectors.
- 96W Power Delivery charges connected laptops using a single cable.
- PCIe Gen4 x16 expansion slot (x4 electrical via Thunderbolt).
- Includes USB-C, USB-A, and 2.5GbE Ethernet ports for workstation connectivity.
- Tool-less Gullwing Door Design simplifies GPU installation and upgrades.
- Ideal for gaming, AI workloads, CAD, video editing, 3D rendering, engineering, and creative professionals.
Specifications
| Product Name | SPARKLE Thunderbolt™ 5 eGPU Studio-G 850 Ultra |
| Model Number | TBX-850FAB |
| Manufacturer | SPARKLE |
| Product Type | Thunderbolt™ 5 External GPU (eGPU) Enclosure |
| Thunderbolt Controller | Intel® Barlow Ridge |
| Thunderbolt Interface | 2 × Thunderbolt™ 5 (1 Upstream, 1 Downstream) |
| Thunderbolt Bandwidth | Up to 80 Gbps Bi-directional / 120 Gbps Bandwidth Boost |
| Host Charging | Up to 96W Power Delivery |
| Downstream Power | Up to 15W |
| Internal PCIe Slot | PCIe 4.0 x16 (x4 Electrical) |
| GPU Support | Up to 3.5-Slot PCIe Graphics Card |
| Maximum GPU Size | 346 × 170 × 77 mm |
| Maximum GPU Power | Up to 600W |
| Built-in Power Supply | 850W ATX 3.1 PSU |
| GPU Power Connectors | 1 × 12V-2×6, 3 × 8-Pin PCIe |
| USB Ports | 3 × USB-A 3.2 Gen2 (10Gbps), 1 × USB-C 3.2 Gen2 (10Gbps) |
| Network | 1 × 2.5 Gigabit Ethernet |
| Cooling | Integrated High-Airflow Chassis Cooling |
| Operating System | Windows 10/11 with Thunderbolt™ 4 or Thunderbolt™ 5 |
| Dimensions | 403 × 200 × 237 mm |
| Color | Black |





