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| Feature | MD1200 | MD1220 |
|---|---|---|
| Rack Height | 2U | 2U |
| Host interface | 6Gb/s SAS (SAS 2.0) | 6Gb/s SAS (SAS 2.0) |
| Number of Drive bays | 12 – 3.5” | 24 – 2.5” |
| Expandability (daisy chain) | 8 enclosures per PERC H800 (4 enclosures per port) for a total of 96 drives Redundant Path: up to 4 enclosures per PERC H800 Daisy-chain not supported with Split mode | 8 enclosures per PERC H800 (4 enclosures per port) for a total of 192 drives Redundant Path: up to 4 enclosures per PERC H800 Daisy-chain not supported with Split mode |
| Manageability | In-Band via SES | In-Band via SES |
| Backplane Options | Unified (default) or Split mode | Unified (default) or Split mode |
| Drive Support | SAS HDD and SAS SSD** | SAS HDD and SAS SSD** |
| Host-RAID adapter | PERC H800 | PERC H800 |
| Cluster Support | PERC H800: No | PERC H800: No |
| Rack or Stand alone Tower | Rack Only | Rack Only |
| Drive Hot Plug support | Yes | Yes |
| Hot Plug Fans/blowers | Yes – Dual combined fan/power supply module | Yes – Dual combined fan/power supply module |
| Hot Plug Power supplies | Yes – Dual combined fan/power supply module | Yes – Dual combined fan/power supply module |
| SAF-TE, SES Support | SES only | SES only |
| Enclosure Management configurations | Dual Redundant – SBB 2.0 compliant | Dual Redundant – SBB 2.0 compliant |
| Power Supply configurations | Redundant Auto-Sensing | Redundant Auto-Sensing |
| Fans/blowers | Redundant | Redundant |
| Chassis Dimensions | Height 8.68 cm (3.41 inches) Width 44.63 cm (17.57 inches) Depth 60.20 cm (23.70 inches) | Height 8.68 cm (3.41 inches) Width 44.63 cm (17.57 inches) Depth 54.90 cm (21.61 inches) |
| Weight | Weight (max config) 28.39 kg (62.6 lb) Weight (empty) 8.84 kg (19.5 lb) | Weight (max config) 23.31 kg (51.4 lb) Weight (empty) 8.61 kg (19 lb) |
Base Specs
| Feature | Dell™ PowerVault™ MD1220 | |
|---|---|---|
| PERC H800 / H810 | PCI-E 2.0 Host-RAID adapter with two external x4 SAS ports, standard 512MB cache and TBBU (transportable battery-backup unit) | |
| Drives and Capacity | ||
| Drives | Up to twenty-four (24) 2.5-inch hot-pluggable SAS HDDs at 7.2K, 10K, 15K RPM and SAS solid-state drive (SSDs) | |
| Drive Performance and Capacities |
2.5” 6Gbps SAS: HDD 15K – 146GB, 300GB, 600GB HDD 10K – 300GB, 600GB, 900GB, 1.2GB HDD 10K 512e – 1.8TB HDD 7.2K – 500GB, 1TB SSD – 200GB, 800GB value SLC; 400GB mainstream SLC; 800GB RI MLC; 200GB, 400GB WI SLC; 2TB eMLC |
2.5” 12Gbps SAS: HDD 15K – 600GB HDD 7.2K NL-SAS 512e – 2TB SSD – 200GB, 400GB, 800GB 1.6TB MU MLC SSD – 200GB, 400GB, 800GB WI MLC SSD – 800GB, 1.6TB RI MLC |
| Maximum Capacity (per enclosure) | Up to 48TB when using 24 x 2TB NL-SAS 2.5” HDDs | |
| Expansion Capabilities | PERC H810 enables expansion to 8 enclosures, 4 per port | |
| Host Connectivity | ||
| Unified Mode | Unified mode (single path) for daisy chaining of up to 8 enclosures per PERC H810 (4 enclosures per
port, single path) Unified mode (recommended redundant path) for daisy chaining up to 4 enclosures per PERC H810 (4 enclosures connected to both ports via redundant path cabling) |
|
| Split-Mode/Dual-Host Access | Split mode with dual Enclosure Management Modules providing direct connectivity to drives 0 though 11 and a separate connectivity to drives 12 through 23 | |
| Enclosure Management Modules (EMM) and RAID | ||
| Enclosure Management Modules (EMM) | 2 EMM provide redundant enclosure management capability | |
| RAID Levels | PERC H810 supports RAID levels 0, 1, 5, 6, 10, 50, and 60 | |
| Back-Panel Connectors (per EMM) | ||
| Host Connectivity | 1 SAS (SFF 8088) IN connector for connection to the host | |
| Expansion Connectivity | 1 SAS (SFF 8088) OUT connector for expansion to an additional enclosure | |
| Service Management | 1 6-pin UART mini-DIN connector (for factory use only) | |
| Power Supplies (per PSU) | ||
| Wattage: also supports DC power | AC - 600 W; DC - 700 W | |
| Host Heat Dissipation | AC - 2047 BTU/hr; DC - 2388 BTU/hr | |
| Input Voltage Range | 100-240 VAC, auto-sensing; 48 V DC | |
| Frequency Range | 50/60 Hz | |
| Amperage | 8.6 A at 100 V, 4.3 A at 240 V | |
| Available Hard Drive Power (per slot) | ||
| Supported Continuous Consumption | up to 1.16 A at +5V up to 1.6 A at +12V |
Physical |
| Rack Support | Dell ReadyRails™ static rails for toolless mounting in 4-post racks with square or unthreaded round holes or tooled mounting in 4-post threaded-hole racks | |
| Height x Width x Depth | 8.7cm (3.39 inches) x 48.2cm (18.8 inches) x 59.4cm (23.17 inches) | |
| Weight | 28.39 kg (62.6 lb) (maximum configuration) 8.84 kg (19.5 lb) (empty) | |
| Environmental | ||
| Temperature | Operating: 10° to 35°C (50° to 95°F) with maximum temperature gradation of 10°C per hour Storage: -40° to 65°C (-40° to 149°F) with temperature gradation of 20°C per hour Supports Fresh Air Cooling, up to 35°C |
|
| Relative Humidity | Operating: 8% to 85% (non-condensing) with maximum humidity gradation of
10% per hour Storage: 5% to 95% (non-condensing) |
|
| Altitude | Operating: -16 to 3048 m (-50 to 10,000 ft) Storage: -16 to 10,600 m (-50 to 35,000 ft) |
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