За тестовете бяха използвани две системи със следните конфигурации:

Case CSE-836E1-R800B, motherboard X8DTN+, 2x Intel Xeon 5520, 12GB RAM
8x Intel X25-E 32GB, HW Raid Controller - цена ~ 7500$ без ДДС

Case CSE-836E1-R800B, motherboard X8DTN+, 2x Intel Xeon 5520, 12GB RAM
16x Intel X25-E 32GB, HW SAS2 Raid Controller - цена ~ 11 000$ без ДДС

Използван Хардуер за извършване на тестовете:

16 броя Intel X25-E Extreme SATA Solid-State Drives



Capacity: 32 GB and 64 GB
NAND Flash Components: Intel Single-Level Cell (SLC) NAND Flash Memory
10 Parallel Channel Architecture with 50nm SLC ONFI 1.0 NAND
Bandwidth Sustained sequential read: up to 250 MB/s
Sustained sequential write: up to 170 MB/s
Read Latency 75 microseconds
I/O Per Second (IOPS) Random 4 KB reads: >35,000 IOPS, Random 4 KB writes: >3,300 IOPS

пълното описание на SSD дисковете

RAID Контролери:
Supermicro AOC-SAS2LP-H8iR - SAS 2 контролер на PCI-Express x8 интерфейс



LSISAS 2108 8-port PCI-E SAS-2 controller
512MB 800MHz DDR2 on-card cache
Supports 1.5, 3.0 and 6.0 Gb/s SAS and SATA data transfer rates
Optional Battery Backup Unit for cached data protection (BTR-0018L-0000-LSI)

Supermicro AOC-USAS-H8iR - SAS контролер на специализиран UIO интерфейс



LSISAS 1078 8-port PCI-E SAS controller
256MB 667MHz DDR2 on-card cache
Supports 1.5 and 3.0 Gb/s SAS and SATA data transfer rates
Optional Battery Backup Unit for cached data protection (BTR-0012L-0000-LSI)

Дънна платка Supermicro X8DTN+



Dual Intel 5500 series Xeon Quad / Dual-Core, with QPI up to 6.4 GT/s
Intel 5520 (Tylersburg) Chipset
Up to 192GB DDR3 1333/ 1066/ 800MHz ECC Registered DIMM
Intel 82576 Dual-port Gigabit Ethernet Controller
6x SATA2 (3 Gbps) Ports via ICH10R Controller
2 (x8) PCI-E 2.0 (1 in x16 slot)
1 (x4) PCI-E (in x 8 slot)
1x 64-bit 133MHz PCI-X
2x 64-bit 133/100MHz PCI-X & 1 UIO slot
ATI ES1000 Graphics with 32MB video memory

Шаси 3U и поддръжка на 16 Hotswap диска - Supermicro CSE-836E1-R800B



800W Redundant Power Supply
16 x 3.5" Hot-swappable SAS or SATA Drive Bays
28-Port 3Gb/s SAS Expander with Enclosure Management
1 x Slim DVD-ROM Drive
100% Cooling Redundancy
Can be configured as either HEAD Or JBOD unit