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| Models | DS8700 (941, 94E) | DS8800 (951, 95E) |
|---|---|---|
| Shared SMP processor configuration | POWER6 dual 2-way or 4-way | POWER6+ dual 2-way or 4-way |
| Other major processors | PowerPC, ASICs | PowerPC, ASICs |
| Processor memory for cache and NVS (min/max) | 32 GB/384 GB | 16 GB/384 GB |
| Host adapter interfaces | 4-port 4 Gbps and 4-port 8 Gbps Fibre Channel/FICON® |
4- and 8-port 8 Gbps Fibre Channel/FICON |
| Host adapters (minimum and maximum) | 2/32 | 2/16 |
| Host ports (minimum and maximum) | 8/128 | 8/128 |
| Drive interface | 4 Gbps point-to-point switched Fibre Channel connection | 6 Gbps point-to-point switched SAS-2 connection to an 8Gbps Fibre Channel backbone |
| Number of disk drives (minimum and maximum) | 8/1024 | 8/1536 (small form factor) 8/768 (large form factor) |
| Device adapters | Up to 16 4-port, 2 Gbps Fibre Channel | Up to 16 4-port, 8 Gbps Fibre Channel |
| Maximum physical storage capacity* | 2048 TB | 2304 TB |
| Disk sizes** | 600 GB solid-state drives 300 GB (15,000 rpm) 450 GB (15,000 rpm) 600 GB (15,000 rpm) 2 TB (7,200 rpm) |
300 GB solid-state drives 400 GB solid-state drives 146 GB (15,000 rpm) 300 GB (15,000 rpm) 450 GB (10,000 rpm) 600 GB (10,000 rpm) 900 GB (10,000 rpm) 3 TB (7,200 rpm and 3.5 in. form factor) |
| RAID levels | 5, 6, 10 | 5, 6, 10 |
| Dimensions (height x width x depth) | 193 × 84.7 × 118.3 cm per frame up to 5 frames total | 193.4 × 84.8 × 122.7 cm per frame up to 4 frames total |
| Maximum weight | 1307 kg (2880 lb) base rack Add per expansion frame: 1089 kg (2400 lb) |
1324 kg (2920 lb) base rack Add per expansion frame: 1307 kg (2880 lb) |
| Dry bulb temperature | 16 - 32°C (60 - 90°F) | 16 - 32°C (60 - 90°F) |
| Relative humidity | 20 - 80% | 20 – 80% |
| Power supply | Single-phase some configurations or three-phase 50/60 Hz | Single-phase some configurations or three-phase 50/60 Hz |
| Caloric value BTU/hr (maximum) | 26,600 (941 rack) 22,200 (94E rack) |
25,000 (951 rack) 24,600 (95E rack) |
| Electrical power kva (maximum) | 7.8 (941 rack) 6.5 (94E rack) |
7.3 (951 rack) 7.2 (95E rack) |
| Warranty | All models: CRU and On-site service, Same Day, 24 × 7 4 years on type 2424 models 3 years on type 2423 models 2 years on type 2422 models 1 years on type 2421 models |
All models: CRU and On-site service, Same Day, 24 × 7 4 years on type 2424 models 3 years on type 2423 models 2 years on type 2422 models 1 years on type 2421 models |
* Usable capacity depends on factors such as RAID level and spare disks configured.
** 6 Gbps SAS (SAS-2) drives available on DS8800 model only
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