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Interface Support
PCI Support :PCIe Gen 3.1
SAS Connection : 2 x 4 Internal
Cache Memory Size : 8 GB NV
Write Back Cache : Flash Backed Cache
Raid Level : 0,1,5,6,10,50,60
Max Drive Support : 32
RAID Support : Hardware RAID
| Feature | PERC H755 adapter | PERC H755 front SAS | PERC H755N front NVMe | PERC H755 MX adapter | PERC H750 adapter SAS |
|---|---|---|---|---|---|
| RAID levels | 0, 1, 5, 6, 10, 50, 60 | 0, 1, 5, 6, 10, 50, 60 | 0, 1, 5, 6, 10, 50, 60 | 0, 1, 5, 6, 10, 50 ,60 | 0, 1, 5, 6, 10, 50 ,60 |
| Non–RAID | Yes | Yes | Yes | Yes | Yes |
| Enclosures per port | Not applicable | Not applicable | Not applicable | Not applicable | Not applicable |
| Processor | Broadcom RAID-on-chip, SAS3916 chipset | Broadcom RAID-on-chip, SAS3916 chipset | Broadcom RAID-on-chip, SAS3916 chipset | Broadcom RAID-on-chip, SAS3916 chipset | Broadcom RAID-on-chip, SAS3916 chipset |
| Battery backup unit | Yes | Yes | Yes | Yes | Yes |
| Local Key Management security | Yes | Yes | Yes | Yes | Yes |
| Controller queue depth | 5120 | 5120 | 5120 | 5120 | 5120 |
| Secure enterprise key manager security | Yes | Yes | Yes | No | Yes |
| Non-volatile cache | Yes | Yes | Yes | Yes | Yes |
| Cache memory | 8 GB DDR4 2666 MT/s cache | 8 GB DDR4 2666 MT/s cache | 8 GB DDR4 2666 MT/s cache | 8 GB DDR4 2666 MT/s cache | 8 GB DDR4 2666 MT/s cache |
| Cache function | Write back, write through, no read ahead, and read ahead | Write back, write through, no read ahead, and read ahead | Write back, write through, no read ahead, and read ahead | Write back, write through, no read ahead, and read ahead | Write back, write through, no read ahead, and read ahead |
| Max no of VDs in RAID mode | 240 | 240 | 240 | 240 | 240 |
| Max no of disk groups | 240 | 240 | 240 | 240 | 240 |
| Max no of VDs per disk group | 16 | 16 | 16 | 16 | 16 |
| Hot swap devices supported | Yes | Yes | Yes | Yes | Yes |
| Autoconfig | Yes | Yes | Yes | Yes | Yes |
| Hardware XOR engine | Yes | Yes | Yes | Yes | Yes |
| Online capacity expansion | Yes | Yes | Yes | Yes | Yes |
| Dedicated and global hot spare | Yes | Yes | Yes | Yes | Yes |
| Drives types | 3 Gbps SATA, 6 Gbps SATA/SAS, and 12 Gbps SAS, Gen3 (8 GT/s), and Gen4 (16 GT/s) NVMe | 3 Gbps SATA, 6 Gbps SATA/SAS, and 12 Gbps SAS | Gen3 (8 GT/s) and Gen4 (16 GT/s) NVMe | 3 Gbps SATA, 6 Gbps SATA/SAS, and 12 Gbps SAS, Gen3 (8 GT/s), and Gen4 (16 GT/s) NVMe | 3 Gbps SATA, 6 Gbps SATA/SAS, and 12 Gbps SAS |
| VD strip size | 64 KB, 128 KB, 256 KB, 512 KB, 1 MB | 64 KB, 128 KB, 256 KB, 512 KB, 1 MB | 64 KB, 128 KB, 256 KB, 512 KB, 1 MB | 64 KB, 128 KB, 256 KB, 512 KB, and 1 MB | 64 KB, 128 KB, 256 KB, 512 KB, 1 MB |
| PCIe support | Gen 4 | Gen 4 | Gen 4 | Gen 4 | Gen 4 |
| SAS/SATA maximum drive support |
|
| Not applicable | Limited by platform: 8 drives per controller |
|
| NVMe maximum drive support |
| Not applicable |
| Limited by platform:8 drives per controller | Not applicable |
| Feature | PERC H355 adapter SAS | PERC H355 front SAS | PERC H350 adapter SAS | PERC H350 Mini Monolithic SAS |
|---|---|---|---|---|
| RAID levels | 0, 1, 10 | 0, 1, 10 | 0, 1, 10 | 0, 1, 10 |
| Non–RAID | Yes | Yes | Yes | Yes |
| Enclosures per port | Not applicable | Not applicable | Not applicable | Not applicable |
| Processor | Broadcom RAID-onchip, SAS3816 chipset | Broadcom RAID-onchip, SAS3816 chipset | Broadcom RAID-onchip, SAS3816 chipset | Broadcom RAID-onchip, SAS3816 chipset |
| Battery backup unit | No | No | No | No |
| Local Key Management security | No | No | No | No |
| Controller queue depth | 1536 | 1536 | 1536 | 1536 |
| Secure enterprise key manager security | No | No | No | No |
| Non-volatile cache | No | No | No | No |
| Cache memory | Not applicable | Not applicable | Not applicable | Not applicable |
| Cache function | Write through, no read ahead | Write through, no read ahead | write through, no read ahead | write through, no read ahead |
| Max no of VDs in RAID mode | 32 | 32 | 32 | 32 |
| Max no of disk groups | 32 | 32 | 32 | 32 |
| Max no of VDs per disk group | 16 | 16 | 16 | 16 |
| Hot swap devices supported | Yes | Yes | Yes | Yes |
| Autoconfig | Yes | Yes | Yes | Yes |
| Hardware XOR engine | Yes | Yes | Yes | Yes |
| Online capacity expansion | Yes | Yes | Yes | Yes |
| Dedicated and global hot spare | Yes | Yes | Yes | Yes |
| Drives types | 3 Gbps SATA, 6 Gbps SATA/SAS, and 12 Gbps SAS, Gen3 (8 GT/s) | 3 Gbps SATA, 6 Gbps SATA/SAS, and 12 Gbps SAS, Gen3 (8 GT/s) | 3 Gbps SATA, 6 Gbps SATA/SAS, and 12 Gbps SAS, Gen3 (8 GT/s) | 3 Gbps SATA, 6 Gbps SATA/SAS, and 12 Gbps SAS, Gen3 (8 GT/s) |
| VD strip size | 64 KB | 64 KB | 64 KB | 64 KB |
| PCIe support | Gen 4 | Gen 4 | Gen 4 | Gen 4 |
| SAS/SATA maximum drive support |
|
|
|
|
| NVMe maximum drive support | Not applicable | Not applicable | Not applicable | Not applicable |
Express Computer Systems can ship to virtually any address in the world and provides you with the best shipping rates possible. Cost of shipping varies depending on what service you require, your destination and size of the shipment. Shipping costs will be calculated separately from your order and billed to you post purchase. In the notes section of your order please provide us with your preferred shipping method and we will get back to you.
Custom configured orders ship within 2 business days after all required products are in stock.
Please allow 3 business days for products that are not in stock to arrive to our facility in Irvine, California.
Domestic Shipments
| Standard Ground | Shipping time: 2-7 business days |
|
Order processing time: 0-3 business days |
|
| Delivery time after order is placed: 2-10 business days | |
| Excludes weekends, holidays or weather delays. |
| 3 Business Days | Shipping time: 3 business days |
|
Order processing time: 0-3 business days |
|
| Delivery time after order is placed: 3-6 business days | |
| Excludes weekends, holidays or weather delays. |
| 2 Business Days | Shipping time: 2 business days |
|
Order processing time: 0-3 business days |
|
| Delivery time after order is placed: 2-5 business days | |
| Excludes weekends, holidays or weather delays. |
| Overnight / Next Business Day | Shipping time: 1 business day |
|
Order processing time: 0-3 business days |
|
| Delivery time after order is placed: 1-4 business days | |
| Excludes weekends, holidays or weather delays. |
International Shipments
| International Economy | Shipping time: 4-6 business days |
|
Order processing time: 0-3 business days |
|
| Delivery time after order is placed: 5-9 business days | |
| Excludes weekends, holidays or weather delays. |
| International Priority | Shipping time: 1-3 business days |
|
Order processing time: 0-3 business days |
|
| Delivery time after order is placed: 2-6 business days | |
| Excludes weekends, holidays or weather delays. |
For more information on shipping view our Shipping Information page or send us a message
Express Computer Systems (ECS) provides a 1 year parts warranty against defects in material or workmanship that will affect the products functionality. All refurbished items are tested prior to shipping to guarantee up-time upon arrival. If you are having issues with an item we provided please Contact Us and we will do our best to assist you.
What does our ECS warranty cover?
We offer 1 year warranty as standard and additional years can be added to fit your needs. Please reach out to a sales associate via the Contact Us page or live chat for more information on extended coverage options. During the coverage period if your product fails we will offer a Next Business Day replacement. If we are unable to replace the product we will refund its original selling price. Shipping costs and tax are not refundable. Express Computer Systems retains the right to decide whether the goods will be replaced or refunded.
What is not covered by our warranty?
Our warranty does not cover any problem caused by the following conditions:
Important notes:
Express Computer Systems is committed to transforming our customers’ IT infrastructure with high quality products at affordable costs. Our sales reps and customer support engineers understand our customers rely heavily on advanced technology to run their business but need to do so without breaking the bank.
We specialize in building custom server configurations, custom storage solutions, networking solutions, and components from top manufacturers including HPE, Dell, Cisco, NetApp, Dell EMC, HPE Nimble and many others.
Same-Day Shipping
At Express Computer Systems, we know hardware emergencies can happen at anytime. We also understand that you want to receive the best hardware as quickly as possible. At Express Computer Systems we'll ship the majority of our orders out the same day payment is made. Curious if the item you need will make it out on time? Feel free to contact us directly via the Contact Us link at the bottom, Live Chat feature or (800) 327-0730.
Buy, Sell, Rent, Lease, Trade-In
At Express Computer Systems we not only will sell you equipment at a great value, but we'll also purchase your used Dell, Cisco, NetApp or other networking equipment. Feel free to contact us with the model of the items you're looking to sell and we'll get you a quote ASAP. We also have flexible financing options for your purchasing needs.
In-House Configuration and Testing Lab
Every item we sell is tested on-site in our state-of-the-art hardware engineering lab. We use certified technicians to test every piece of equipment as well as updating all necessary firmware. The highest quality of testing and certification is guaranteed. We warranty all of our items we sell. Ask us today about warranty for a specific item.
