Tessarix PX-4945 Max Quad M.2 PCIe 4.0 x16 Card
PCIe Cards & NVMe Enclosures · Tessarix · SKU PX4945-MAX · Released 2023 · Updated 2026-10-20
Key facts
| Benchmark index | 2,415 (PCIe Cards & NVMe Enclosures scale) |
|---|---|
| Category rank | #18,776 |
| Street price | $99 |
| Power | 12 W |
| Performance per dollar | 24.39 |
| Released | 2023 |
Specifications
| Brand | Tessarix |
|---|---|
| Model | Tessarix PX-4945 Max |
| Type | Quad M.2 PCIe 4.0 x16 Card |
| Host interface | PCIe 4.0 x16, requires x4/x4/x4/x4 bifurcation |
| Throughput | 4× ~7,000 MB/s |
| Drive support | M.2 NVMe 2230 / 2242 / 2260 / 2280 |
| Cooling | Passive heatsink |
| Bus power | Slot-powered |
| Compatibility | UEFI boot supported; check slot bifurcation |
Related guides
NVMe SSDs ExplainedPCIe Lanes ExplainedPCIe 4.0 vs PCIe 5.0USB4 ExplainedThunderbolt 5 ExplainedPCIe 5.0 Explained
Similar PCIe Cards & NVMe Enclosures
| Model | Benchmark | Price | Compare |
|---|---|---|---|
| Strivon PX-4636 Max M.2 NVMe to PCIe 4.0 x4 Adapter | 2,414 | $99 | Compare |
| Tessarix PX-3686 Plus USB4 40Gbps NVMe Enclosure | 4,783 | $279 | Compare |
| Veltrix PX-3801 Edge Quad M.2 PCIe 4.0 x16 Card | 4,681 | $329 | Compare |
| Strivon PX-8997 Core Dual M.2 PCIe Switch Card | 3,447 | $169 | Compare |
| Strivon PX-3807 Pro PCIe 5.0 x16 Riser Cable | 2,752 | $119 | Compare |
| Altrix PX-2993 Ti PCIe 4.0 x16 Riser Cable | 3,257 | $159 | Compare |
All PCIe Cards & NVMe Enclosures · JSON
Cite this page: Hardware Spec Index, “Tessarix PX-4945 Max Quad M.2 PCIe 4.0 x16 Card”, https://vextor7.com/item/58772526 (accessed 2026-10-20).