Technical Specifications:

SteelHead CX: Model Specifications

	Branch office SteelHead	Mid-Size Office SteelHead
Model	CX255 Series	CX570 Series	CX770 Series
Configurations	U	L	M	H	L	M	H	L	M	H
Profile	Desktop
Upgradeable To	255 L/M/H	255M/H	255H	–	570 M/H	570-H	–	770-M/H	770H	–
Optimized WAN Capacity	2Mbps	6Mbps	6 Mbps	10 Mbps	10 Mbps	10 Mbps	10 Mbps	20 Mbps
Optimized TCP and UDP flows	50	75	150	230	250	400	650	900	1,500	2,300
QoS Bandwidth(a)	4 Mbps	12 Mbps	12 Mbps	20 Mbps	20 Mbps	45 Mbps	45 Mbps	45 Mbps
QoS Rules/Classes(b)	300	500	1000	1,000	1,000
Data Store Capacity	50GB	70 GB SSD	150 GB SSD
Storage Fault Tolerance	–	–	–
Hot Swappable Drives	–	–	–
RAM	2GB	2 GB	4 GB
Expansion Slots (PCI-e)(f)	–	–	–
Onboard Bypass Ports (Copper)	2	4	4
Max. # of Bypass Ports	2	4	4

	Large Office or Data Center SteelHead
Model	CX1555 Series	CX5055 series	CX7055 series
Configurations	L	M	H	M	H	L	M	H
Profile	1U	2U
Upgradeable To	1555-M/H	1555H	–	5055 H	–	7055-M/H	7055-H	–
Optimized WAN Capacity	50 Mbps(g)	50 Mbps(g)	100 Mbps(g)	200 Mbps	400 Mbps	622 Mbps	1 Gbps	1.5 Gbps(h)
Optimized TCP and UDP flows	3,000	4,500	6,000	14,000	25,000	75,000	100,000	150,000
QoS Bandwidth(a)	100 Mbps	100 Mbps	100 Mbps	No limit
QoS Rules/Classes(b)	2,000	2,000	2,000	4000
Data Store Capacity	400 GB	400 GB	320 GB SSD	640 GB SSD	1.6TB SSD	2.4 TB SSD	4.8 TB SSD
Storage Fault Tolerance	RAID(d)	RAID(e)
Hot Swappable Drives	4	4	4	10	12	17	18
RAM	8 GB	16 GB	32 GB	48 GB	64 GB
Expansion Slots (PCI-e)(f)	2	4
Onboard Bypass Ports (Copper)	4	4
Max. # of Bypass Ports	12	20

NOTE: All WAN Capacity / Bandwidth, TCP Connections and UDP flows, and QoS specifications listed are maximums and may not be achieved in all environments. The WAN capacity limit is enforced on outbound optimized traffic. Inbound optimized WAN traffic is not capped(a)Recommended maximum outbound QoS shaping capacity(b)Total of classes plus rules(c)Includes HDD’s with SSD’s(d)RAID10 configuration for HDD, Data store uses fault tolerant striped (FTS) configuration for SSD/HDD(e)RAID1 configuration for HDD, Data store uses fault tolerant striped (FTS) configuration for SSD(f)Optional Network Bypass cards: Dual and Quad LX and SX GigE Fiber GigE, Quad Copper GigE, 10GbE SR/LR(g)Requires RiOS 7.0.4 onwards(h)No enforced optimized WAN bandwidth limit

SteelHead CX: Power & Physical Specifications

Model	CX255 Series	CX570 Series	CX770 Series	CX1555 Series	CX5055	CX7055
Dual Power Supplies	–	–
Power [Watts] (Typical)	30	45	50	175	375	420
BTU	102	145	165	605	1280	1425
Temperature(ii)	0 – 45 deg C / 32 – 113 deg F (Operating) -40 – 65 deg C / -40 – 149 deg F (Storage)	0 – 45 deg C / 32 – 113 deg F (Operating) -40 – 65 deg C / -40 – 149 deg F (Storage)	10 – 40 deg C / 50 – 104 deg F (Operating) -40 – 65 deg C / -40 – 149 deg F (Storage)
Relative Humidity(i)	20% – 80% non-condensing (Operating) 5% – 95% non-condensing (Storage)
Operating Acoustic noise(Typical)	45 dBA	62 dBA	65 dBA
System Dimensions (LxWxH)(iii)	13.0″x8.0″x1.73″ 330x204x44mm	25.4 x 17.2 x 1.71 in 645.4 x 436 x 43.5 mm	25.4 x 17.2 x 3.43 in 645.4 x 436 x 87.1 mm
Packaging Dimensions	17.7 x 12.2 x 7 in 450x310x180 mm	36.25 x 23.38 x 12.5 in 920.8 x 593.7 x 317.5 mm
Max Weight (without packaging)	5.5lbs 2.4kg	6 Lbs 2.7 Kg	36 Lbs 16.36 Kg	52 Lbs 23.6 Kg	54 Lbs 24.5 Kg
Rail Information	Optional mounting ears. Orderable spare part RMK-010	Included spare part RMK-010, Orderable RMK-016	Mounting raiincluded. Orderable spare part RMK-002A

(i)Operating altitude up to 10,000 feet except in China 6,562 feet (2,000m)(ii)In China- for use in non-tropical locations(iii)Length is without bezelThe availability, export or re-export of these products or specific features are subject to the export laws and regulations of the U.S., EU, Singapore, and the laws and regulations of any applicable foreign agency or authority.

Riverbed

SERVER RIVERBED STEELHEAD CX-1555 C/8GB