Motherboard MB4C911-0300 Series
Qotom mini motherboard with Intel Denverton CPU, 5×2.5G LAN, 4×10G SFP+, dual SATA, Mini SAS, ideal for NAS, router, server, and storage switch solutions.
Main Features
Intel Denverton Processor
1 × VGA, 1 × RS-232 (RJ-45)
1 × USB 3.0, 1 × USB 2.0, 1 × Type C (USB 3.0)
2 × M.2 (PCIe 3.0 × 2)
1 × Mini SAS, 2 × SATA 3.0
4 × 10G SFP+
5 × Intel I225-V/I226-V 2.5 Gigabit LAN
| Processor System | |
| Dimension | 165 × 115mm |
| CPU | Intel Denverton Processor |
| Core Number | By CPU |
| Max. Speed | By CPU |
| L2 Cache | By CPU |
| Chipset | By CPU |
| BIOS | UEFI |
| Expansion Slot | |
| M.2 | 2 × M.2 for SSD (M key, Type: 2280, PCIe 3.0 × 2) |
| M.2 | 1 × M.2 for 4G/5G (B key, Type: 3042/3052), |
| Memory | |
| Technology | DDR4 2133MHz SDRAM |
| Max. | 64GB |
| Socket | 2 × SO-DIMMs |
| Graphics | |
| Controller | - |
| VRAM | - |
| VGA | 1 |
| Ethernet | |
| Interface | 100/1000/2500Mbps |
| Controller | 5 × Intel I225-V/I226-V 2.5 Gigabit LAN |
| Connector | 5 × RJ-45 |
| Interface | 1000Mbps/10Gbps |
| Controller | 4 × 10G |
| Connector | 4 × SFP+ |
| Audio | |
| Controller | No |
| SATA | |
| Max. Data Transfer Rate | SATA 3.0 (6.0Gb/S) |
| Accessories | |
| Accessories | Cable for HDD |
| Real I/O | |
| DC-IN | 1 |
| Serial Port | 1 × RS-232 (RJ-45) |
| USB | 1 × USB 3.0, 1 × USB 2.0 |
| Ethernet | 5 |
| SFP+ | 4 × 10G SFP+ |
| Front I/O | |
| Power Button | 1 × Power Button, 1 × Reset Button |
| LED | 1 × Power LED, 1 × HDD LED |
| VGA | 1 |
| SIM Card Slot | 1 |
| Type C | 1 × Type C (USB 3.0) |
| Mini SAS | 1 × Mini SAS (SFF8087) |
| Internal Connector | |
| TPM | 1 (Option) |
| VGA Header | 1, 2 × 5Pin, Pitch 2.0mm |
| SATA | 2, SATA 3.0 (6.0Gb/S) |
| SATA PWR Connector | 2, 1 × 4Pin, Pitch PH2.0mm |
| SIM Card Slot | 1 |
| AutoStart Jumper | 0 |
| Clear CMOS Jumper | 0 |
| USB Header | 1, 2 × 5Pin, Pitch 2.0mm (Option) |
| Front Panel Header | 1, 2 × 5Pin, Pitch 2.0mm |
| Power Header | 1, 1 × 2Pin, Pitch 5.0mm (Option) |
| Watchdog Timer | |
| Output | From Super I/O to Drag RESETCON# |
| Interval | 256 Segments,0,1,2,3,,,255 sec/min |
| Power Requirement | |
| Input PWR | 12V DC in, 5.5mm/2.5mm |
| Environment | |
| Operating Temperature | 0-50 ℃ |
| OS Support | |
| OS | Windows 10, Linux |
Packing List
| NO. | Category | Quantity | Remark |
| 1 | Motherboard | 1 | |
| 2 | HDD cable | 1 | |
| 3 | Radiator | 1 | Option |
| 4 | Fan | 1 | Option |
| 5 | Serial cable | Several | Depending on the model |
Ordering and Specifications Information
Quick Order Model: MB4C911-0332
| Ordering Code | Code Name | Processor Type | Processor Number | # of Cores | # of Threads | Base Frequency | Max Turbo Frequency | Cache | Processor Graphics | TDP | |
| MB4C911-0311 | Denverton | Atom | C3338R | 2 | 2 | 1.80Ghz | 2.20Ghz | 4M | 10.5W | ||
| MB4C911-0321 | Denverton | Atom | C3558R | 4 | 4 | 2.40Ghz | 8M | 17W | |||
| MB4C911-0322 | Denverton | Atom | C3558 | 4 | 4 | 2.20Ghz | 8M | 16W | |||
| MB4C911-0331 | Denverton | Atom | C3758R | 8 | 8 | 2.40Ghz | 16M | 26W | |||
| MB4C911-0332 | Denverton | Atom | C3758 | 8 | 8 | 2.2Ghz | 16M | 25W | |||
| MB4C911-0342 | Denverton | Atom | C3808 | 12 | 12 | 2.0Ghz | 12M | 25W | |||
| MB4C911-0352 | Denverton | Atom | C3908 | 16 | 16 | 2.0Ghz | 16M | 31W |
Functional Differences
| Ordering Code | SFP+ 10G | SFP 1G （2.5G） | M.2 M Key （PCIe 3.0 × 2） | M.2 M Key （PCIe 3.0 × 1） | RJ-45 | VGA | SATA 3.0 | 5G | Mini SAS | USB 3.0 | Type C |
| MB4C911-0311 | - | 4 | - | 2 | 5 | 1 | 1 | 1 | - | - | 1 |
| MB4C911-0321 | 2 | 2 | 2 | - | 5 | 1 | 2 | 1 | 1 | 1 | 1 |
| MB4C911-0322 | 2 | 2 | 2 | - | 5 | 1 | 1 | 1 | - | - | - |
| MB4C911-0331 | 4 | - | 2 | - | 5 | 1 | 2 | 1 | 1 | 1 | 1 |
| MB4C911-0332 | 4 | - | 2 | - | 5 | 1 | 2 | 1 | 1 | 1 | 1 |
| MB4C911-0342 | 4 | - | 2 | - | 5 | 1 | 2 | 1 | 1 | 1 | 1 |
| MB4C911-0352 | 4 | - | 2 | - | 5 | 1 | 2 | 1 | 1 | 1 | 1 |