Product comparison · 2 interface cards/adapters

StarTech.com 2-Port Serial PCIe Card, Dual-Port PCI Express to RS232/RS422/RS485 (DB9) Serial Card, Low-Profile Brackets Incl., 16C1050 UART, Windows/Linux, TAA vs StarTech.com M.2 NVMe SSD to PCIe x4 Mobile Rack/Backplane with Removable Tray for PCI Express Expansion Slot, Tool-less Installation, PCIe 4.0/3.0 Hot-Swap Dri

24specifications compared
19differ
5identical
23known for one product only

Key differences

Output interface
- 2-Port Serial PCIe Card, Dual-Port PCI Express to RS232/RS422/RS485 (DB9) Serial Card, Low-Profile Brackets Incl., 16C1050 UART, Windows/Linux, TAA:Serial
- M.2 NVMe SSD to PCIe x4 Mobile Rack/Backplane with Removable Tray for PCI Express Expansion Slot, Tool-less Installation, PCIe 4.0/3.0 Hot-Swap Dri:M.2
Expansion card standard
- 2-Port Serial PCIe Card, Dual-Port PCI Express to RS232/RS422/RS485 (DB9) Serial Card, Low-Profile Brackets Incl., 16C1050 UART, Windows/Linux, TAA:PCIe 2.0
- M.2 NVMe SSD to PCIe x4 Mobile Rack/Backplane with Removable Tray for PCI Express Expansion Slot, Tool-less Installation, PCIe 4.0/3.0 Hot-Swap Dri:PCIe 4.0
Product colour
- 2-Port Serial PCIe Card, Dual-Port PCI Express to RS232/RS422/RS485 (DB9) Serial Card, Low-Profile Brackets Incl., 16C1050 UART, Windows/Linux, TAA:Black
- M.2 NVMe SSD to PCIe x4 Mobile Rack/Backplane with Removable Tray for PCI Express Expansion Slot, Tool-less Installation, PCIe 4.0/3.0 Hot-Swap Dri:Black, Silver
Operating temperature (T-T)
- 2-Port Serial PCIe Card, Dual-Port PCI Express to RS232/RS422/RS485 (DB9) Serial Card, Low-Profile Brackets Incl., 16C1050 UART, Windows/Linux, TAA:0 - 70 °C
- M.2 NVMe SSD to PCIe x4 Mobile Rack/Backplane with Removable Tray for PCI Express Expansion Slot, Tool-less Installation, PCIe 4.0/3.0 Hot-Swap Dri:0 - 65 °C
Storage temperature (T-T)
- 2-Port Serial PCIe Card, Dual-Port PCI Express to RS232/RS422/RS485 (DB9) Serial Card, Low-Profile Brackets Incl., 16C1050 UART, Windows/Linux, TAA:-20 - 80 °C
- M.2 NVMe SSD to PCIe x4 Mobile Rack/Backplane with Removable Tray for PCI Express Expansion Slot, Tool-less Installation, PCIe 4.0/3.0 Hot-Swap Dri:-35 - 70 °C
Operating relative humidity (H-H)
- 2-Port Serial PCIe Card, Dual-Port PCI Express to RS232/RS422/RS485 (DB9) Serial Card, Low-Profile Brackets Incl., 16C1050 UART, Windows/Linux, TAA:20 - 80%
- M.2 NVMe SSD to PCIe x4 Mobile Rack/Backplane with Removable Tray for PCI Express Expansion Slot, Tool-less Installation, PCIe 4.0/3.0 Hot-Swap Dri:0 - 90%
Width
- 2-Port Serial PCIe Card, Dual-Port PCI Express to RS232/RS422/RS485 (DB9) Serial Card, Low-Profile Brackets Incl., 16C1050 UART, Windows/Linux, TAA:102 mm
- M.2 NVMe SSD to PCIe x4 Mobile Rack/Backplane with Removable Tray for PCI Express Expansion Slot, Tool-less Installation, PCIe 4.0/3.0 Hot-Swap Dri:120 mm
Depth
- 2-Port Serial PCIe Card, Dual-Port PCI Express to RS232/RS422/RS485 (DB9) Serial Card, Low-Profile Brackets Incl., 16C1050 UART, Windows/Linux, TAA:105 mm
- M.2 NVMe SSD to PCIe x4 Mobile Rack/Backplane with Removable Tray for PCI Express Expansion Slot, Tool-less Installation, PCIe 4.0/3.0 Hot-Swap Dri:167 mm

Side by side

Differences highlightedShow differences only

Comparison of 2S232422485-PC-CARD, M2-REMOVABLE-PCIE-N1
47 specifications	A StarTech.com 2-Port Serial PCIe Card, Dual-Port PCI Express to RS232/RS422/RS485 (DB9) Serial Card, Low-Profile Brackets Incl., 16C1050 UART, Windows/Linux, TAA Model 2S232422485-PC-CARD View product	B StarTech.com M.2 NVMe SSD to PCIe x4 Mobile Rack/Backplane with Removable Tray for PCI Express Expansion Slot, Tool-less Installation, PCIe 4.0/3.0 Hot-Swap Dri Model M2-REMOVABLE-PCIE-N1 View product
Ports & interfaces2 differ
Host interface	PCIe	PCIe
Output interfaceDiffers	Serial	M.2
Expansion card standardDiffers	PCIe 2.0	PCIe 4.0
Serial ports quantityKnown for one	2	Unknown — not stated by the source
Serial interface typeKnown for one	RS-232/422/485	Unknown — not stated by the source
Design1 differ
Internal	Yes	Yes
Product colourDiffers	Black	Black, Silver
PurposeKnown for one	Unknown — not stated by the source	PC
Number of fansKnown for one	Unknown — not stated by the source	0 fan(s)
LED indicatorsKnown for one	Unknown — not stated by the source	Yes
Hot-swapKnown for one	Unknown — not stated by the source	Yes
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	10000 h
Featuresidentical
ChipsetKnown for one	ASIX - AX99100	Unknown — not stated by the source
Baud rateKnown for one	921.6 Kbit/s	Unknown — not stated by the source
FIFO (First In, First Out)Known for one	256 B	Unknown — not stated by the source
Data bitsKnown for one	5, 6, 7, 8, 9	Unknown — not stated by the source
Stop bitsKnown for one	1, 1.5, 2	Unknown — not stated by the source
Flow control supportKnown for one	Yes	Unknown — not stated by the source
Parity bitKnown for one	Even, Mark, No, Odd, Space	Unknown — not stated by the source
Data transfer rate (max)Known for one	Unknown — not stated by the source	64 Gbit/s
S.M.A.R.T. supportKnown for one	Unknown — not stated by the source	Yes
TRIM supportKnown for one	Unknown — not stated by the source	Yes
Plug and PlayKnown for one	Unknown — not stated by the source	Yes
Operational conditions3 differ
Operating temperature (T-T)Differs	0 - 70 °C	0 - 65 °C
Storage temperature (T-T)Differs	-20 - 80 °C	-35 - 70 °C
Operating relative humidity (H-H)Differs	20 - 80%	0 - 90%
System requirementsidentical
Windows operating systems supportedKnown for one	Windows 11 Enterprise x64, Windows 7 Professional x64, Windows 8.1 Pro, Windows 10, Windows 11 Home, Windows 7 Starter, Windows 8.1 Pro x64, Windows 10 Education, Windows 11 Pro, Windows 7 Starter x64, Windows 8.1 x64, Windows 10 Education x64, Windows 11 x64, Windows 7 Ultimate, Windows 10 Enterpri	Unknown — not stated by the source
Linux operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Server operating systems supportedKnown for one	Windows Server 2016, Windows Server 2019, Windows Server 2022	Unknown — not stated by the source
Technical details1 differ
Compliance certificatesDiffers	RoHS, Trade Agreements Act (TAA)	RoHS
Sustainability compliance	Yes	Yes
Weight & dimensions4 differ
WidthDiffers	102 mm	120 mm
DepthDiffers	105 mm	167 mm
HeightDiffers	16 mm	19 mm
WeightDiffers	57 g	65 g
Packaging data4 differ
Cables includedKnown for one	Ribbon cable	Unknown — not stated by the source
Mounting brackets included	Yes	Yes
Quick installation guide	Yes	Yes
Package widthDiffers	144 mm	119 mm
Package depthDiffers	174 mm	153 mm
Package heightDiffers	32 mm	47 mm
Package weightDiffers	147.6 g	215 g
Logistics data4 differ
Products per master (outer) caseDiffers	75 pc(s)	20 pc(s)
Master (outer) case widthDiffers	685 mm	325 mm
Master (outer) case lengthDiffers	355 mm	485 mm
Master (outer) case heightDiffers	310 mm	270 mm
Other featuresidentical
Electrostatic Discharge (ESD) protectionKnown for one	15 kV	Unknown — not stated by the source

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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