IBM DS8700 – DS8800 Comparsion

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 32 GB/384 GB
Host adapter interfaces 4-port 4 Gbps
Fibre Channel/FICON
4- and 8-port 8 Gbps
Fibre Channel/FICON
Host adapters (min/max) 2/32 2/16
Host ports (min/max) 4/128 8/128
Drive interface Fibre Channel
arbitrated loop (FC-AL)
6 Gb/s serial-attached
SCSI (SAS-2)
Number of disk drives (min/max) 8/1024 16/1056
Device adapters Up to 16
4-port FC-AL
Up to 16
4-port FC-AL
Maximum physical storage capacity* 1024 TB 634 TB
Disk sizes** 73 GB solid-state drives
146 GB solid-state drives
146 GB (15,000 rpm)
300 GB (15,000 rpm)
450 GB (15,000 rpm)
600 GB (15,000 rpm)
1 TB (7,200 rpm)
300 GB solid-state drives
600 GB solid-state drives
146 GB (15,000 rpm)
450 GB (10,000 rpm)
600 GB (10,000 rpm)
RAID levels 5, 6, 10 5, 6, 10
Dimensions (height x width x depth) 193 x 84.7 x 118.3 cm
per frame up to
5 frames total
193.3 x 84.5 x 122.6 cm
per frame up to
3 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 min/max 26,600 (941 rack)
22,200 (94E rack)
26,000 (951 rack)
21,000 (95E rack)
Electrical power kva min/max 7.8 (941 rack)
6.5 (94E rack)
7.6 (951 rack)
6.2 (95E rack)
Warranty 4 years on type 2424
models
3 years on type 2423
models
2 years on type 2422
models
1 years on type 2421
models
4 years on type 2424
models
3 years on type 2423
models
2 years on type 2422
models
1 years on type 2421
models

 

Leave a comment

2 Comments

  1. Jason Wong

     /  July 13, 2015

    DS8800 total game changer
    – 2.5″ SFF supports

    Reply
  1. 2010 in review | Storage CH Blog

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