Product comparison · 2 print servers

HP Jetdirect 640n Print Server vs HP Jetdirect 635n

30specifications compared
9differ
21identical
12known for one product only

Key differences

The HP Jetdirect 640n Print Server has 24 MB more flash memory than the HP Jetdirect 635n (32 MB vs 8 MB). The HP Jetdirect 640n Print Server has 480 MB more internal memory than the HP Jetdirect 635n (512 MB vs 32 MB). The HP Jetdirect 640n Print Server has 0.3 W more power consumption (typical) than the HP Jetdirect 635n (4 W vs 3.7 W). Product colour: Black on the HP Jetdirect 640n Print Server, Green, Grey on the HP Jetdirect 635n. Storage temperature (T-T): -40 - 65 °C on the HP Jetdirect 640n Print Server, -40 - 70 °C on the HP Jetdirect 635n.

Product colour
- Jetdirect 640n Print Server:Black
- Jetdirect 635n:Green, Grey
Flash memory
- Jetdirect 640n Print Server:32 MB
- Jetdirect 635n:8 MB
Internal memory
- Jetdirect 640n Print Server:512 MB
- Jetdirect 635n:32 MB
Power consumption (typical)
- Jetdirect 640n Print Server:4 W
- Jetdirect 635n:3.7 W
Depth
- Jetdirect 640n Print Server:137 mm
- Jetdirect 635n:136 mm
Weight
- Jetdirect 640n Print Server:77 g
- Jetdirect 635n:70 g
Storage temperature (T-T)
- Jetdirect 640n Print Server:-40 - 65 °C
- Jetdirect 635n:-40 - 70 °C

Side by side

Differences highlightedShow differences only

Comparison of 640n, Jetdirect 635n
42 specifications	A HP Jetdirect 640n Print Server Model 640n View product	B HP Jetdirect 635n View product
Features1 differ
Internal	Yes	Yes
Product colourDiffers	Black	Green, Grey
Firmware upgradeable	Yes	Yes
IPP support	Yes	Yes
HP segmentKnown for one	Business, Enterprise	Unknown — not stated by the source
Memory2 differ
Flash memoryDiffers	32 MB	8 MB
Internal memoryDiffers	512 MB	32 MB
Network1 differ
Network connection type	Ethernet LAN	Ethernet LAN
Networking standards	IEEE 802.3, IEEE 802.3ab, IEEE 802.3u	IEEE 802.3, IEEE 802.3ab, IEEE 802.3u
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
Security algorithms	HTTPS, SSL/TLS	HTTPS, SSL/TLS
Copper ethernet cabling technologyDiffers	1000BASE-T, 100BASE-T, 10BASE-T	1000BASE-T, 1000BASE-TX, 100BASE-TX, 10BASE-T
Protocols1 differ
Supported network protocolsDiffers	IPv4/IPv6, HTTP, HTTPS, FTP, TFTP, Port 9100, LPD, IPP, Secure-IPP, WS Discovery, IPsec/Firewall, DHCPv6, MLDv1, ICMPv6, Auto-IP, SLP, Telnet, IGMPv2, BOOTP/DHCP, WINS, IP Direct Mode, WS Print, IPX/SPX, AppleTalk, NetWare NDS, Bindery, NDPS, iPrint	IPv4/IPv6, HTTP, FTP, TFTP, Port 9100, LPD, IPP, Secure-IPP, WS Discovery, IPsec/Firewall, DHCPv6, MLDv1, ICMPv6, Auto-IP, SLP, Telnet, IGMPv2, BOOTP/DHCP, WINS, IP Direct Mode, WS Print, IPX/SPX, AppleTalk, NetWare NDS, Bindery, NDPS, iPrint
Management protocols	SNMP v1/v2c/v3	SNMP v1/v2c/v3
Ports & interfacesidentical
Ethernet LAN (RJ-45) ports	1	1
USB 2.0 ports quantity	0	0
Parallel ports quantity	0	0
Serial ports quantity	0	0
Power1 differ
Power consumption (typical)Differs	4 W	3.7 W
Softwareidentical
Windows operating systems supported	Yes	Yes
Mac operating systems supported	Yes	Yes
Linux operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Certificatesidentical
Certification	FCC	FCC
Weight & dimensions2 differ
DepthDiffers	137 mm	136 mm
Height	31 mm	31 mm
Width	89 mm	89 mm
WeightDiffers	77 g	70 g
Packaging dataidentical
Package dimensions (WxDxH)Known for one	Unknown — not stated by the source	153 x 223 x 57 mm
Package weightKnown for one	Unknown — not stated by the source	200 g
Operational conditions1 differ
Operating temperature (T-T)	0 - 55 °C	0 - 55 °C
Operating relative humidity (H-H)	0 - 95%	0 - 95%
Storage relative humidity (H-H)	15 - 85%	15 - 85%
Storage temperature (T-T)Differs	-40 - 65 °C	-40 - 70 °C
Logistics dataidentical
Pallet gross weightKnown for one	Unknown — not stated by the source	162 kg
Other featuresidentical
Data transfer rateKnown for one	Unknown — not stated by the source	6.5 Mbit/s
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	89 x 136 x 31 mm
Embedded web serverKnown for one	Unknown — not stated by the source	Yes
Supports EPP and ECP	No	No
Install, configure, and manage via web serverKnown for one	Unknown — not stated by the source	Yes
Recommended operating temperature range (T-T)Known for one	Unknown — not stated by the source	0 - 55 °C
Pallet dimensions (W x D x H)Known for one	Unknown — not stated by the source	1200 x 1000 x 1520 mm
Recommended humidity operating rangeKnown for one	Unknown — not stated by the source	15 - 95%

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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