Understanding Memory Capacity and Speed
Understanding Memory Capacity and Speed: Memory capacity refers to the amount of data that can be stored in a memory module, measured in gigabytes (GB) or terabytes (TB). The 815102-S21 HPE 128GB 2666Mhz Memory has a capacity of 128GB, which means it can store 128 billion bytes of data.
Memory speed, on the other hand, refers to the rate at which data can be transferred between the memory module and the processor, measured in megahertz (MHz) or gigahertz (GHz). The 815102-S21 HPE 128GB 2666Mhz Memory has a speed of 2666MHz, which means that it can transfer data at a rate of 2666 million times per second.
The speed of the memory can affect the performance of the server, as a faster memory can provide quicker access to data, which in turn can lead to faster application response times and improved overall performance. The 815102-S21 HPE 128GB 2666Mhz Memory is designed to provide high-speed memory performance for HPE servers, which is important for applications that require fast data processing.
However, it is important to note that the memory speed must be compatible with the server's memory controller and the processor's memory interface.
ECC Memory and its Benefits
ECC Memory, or Error Correction Code Memory, is a type of memory that can detect and correct single-bit errors that may occur during data transfer. It does this by adding an extra bit, called the parity bit, to each byte of data stored in the memory. These parity bits are used to check for errors and correct them if they are found.
Benefits of using ECC memory include:
- Data Integrity: ECC memory can detect and correct errors, ensuring that the data stored in memory is accurate and reliable.
- Reduced downtime: ECC memory can prevent system crashes and data corruption caused by memory errors, reducing downtime and minimizing the need for system maintenance.
- Improved system stability: ECC memory can help to improve the overall stability of the system by detecting and correcting errors before they cause problems.
- Better data security: ECC memory can protect sensitive data from being corrupted or lost due to memory errors.
- Increased system performance: ECC memory can improve system performance by reducing the number of errors that occur during data transfer, leading to faster data processing times and improved overall performance.
It is important to note that ECC memory is typically more expensive than non-ECC memory and also it may require specific motherboards and processors which support ECC memory.
Registered vs Un-buffered Memory
Registered memory, also known as buffered memory, has a register built into the memory module that acts as a buffer between the memory module and the memory controller. This register helps to control the flow of data between the memory module and the memory controller, which can help to improve system stability and performance.
Un-buffered memory, on the other hand, does not have a register built into the memory module. This means that data is transferred directly between the memory module and the memory controller, without the use of a buffer.
Benefits of registered memory include:
- Improved system stability: The buffer built into the memory module can help to control the flow of data between the memory module and the memory controller, which can help to improve system stability.
- Increased memory capacity: Registered memory can support higher memory capacities than un-buffered memory.
- Better performance: Registered memory can provide better performance than un-buffered memory in certain types of systems, such as servers and workstations.
Benefits of Unbuffered memory include:
- Lower cost: Un-buffered memory is typically less expensive than registered memory.
- Increased memory bandwidth: Un-buffered memory can provide increased memory bandwidth, which can lead to better performance in certain types of systems.
- Compatibility: Un-buffered memory is more compatible with a wider range of motherboards and processors.
It is important to note that registered memory is generally more expensive than un-buffered memory, but it also provides better performance and stability in certain types of systems, such as servers and workstations.
General Information of this HPE 815102-S21
- Brand Name: HPE
- Model Number or SKU# 815102-S21
- Type: Memory (RAM)
- RAM Type: Pc4-21300
- Product Name: 128GB DDR4 SDRAM Memory Kit
Technical Information about 128GB DDR4 Ram
- Storage Capacity: 128GB
- Memory Technology: DDR4 SDRAM
- Number Of Modules: 1 X 128GB
- Bus Speed: 2666MHZ DDR4-21300/PC4-2666
- Data Integrity Check: Ecc
- Signal Processing: Registered
- Cas Latency Timings: Cl19
- Rank Features: 8rx4
- Form Factor: 288-pin Lrdimm
Physical Characteristics of HPE Memory
- Dimensions (W X D X H) : 8.89 X 19.81 X 1.91 Cm (3.5 X 7.8 X 0.75 In)
- Weight: 0.45 Kg (1 Lb)
Compatibility for 128GB DDR4 Ram
- HPE Convergedsystem 500, Proliant Bl460c Gen10, Dl360 Gen10, Dl380 Gen10, Dl560 Gen10, Ml350 Gen10, Xl230k Gen10, Synergy 480 Gen10, 660 Gen10
Contact us or ask for live chat/help if you have any questions about the compatibility of this item to ensure the model's matching features with your current system.
About New Bulk Pack Products
Here, you can check more available conditions of your desired product 815102-S21 at a competitive price. We are trying our best to meet your needs on the enterprise-level computer, server, data centre, and networking hardware. You are welcome to ask our live chat or get live representative support over the phone.
Other Available Conditions for this Part
ALLHDD guarantees that the products will not have defects in material that will affect the product's functionality during the Standard Warranty Period. The warranty period starts when the merchandise/items from our warehouse.
What does ALLHDD.Com warranty cover?
30-days to 3 years warranty:
Replacement or refund. In the case of material defects, we will try to replace the product first. The product will be replaced before the expiration of the original warranty. For any failure of hardware, if we cannot process the replacement of the product(s)/model(s), we will refund the original selling/invoiced price. The shipping costs and sales tax, if any, are non-refundable. ALLHDD retains the right to decide whether the item(s) will process for replacement or refund.
What is not covered by our warranty?
The reason why our warranty does not cover any problem caused by the following conditions:
(a) misuse of hardware; accidental damage; carelessness product(s) damage; shock; temperature beyond the specification of any product; faulty installation; operation; modification of goods;
(b) any misuse outside the instructions in the user manual for any specific product;
(c) damaged caused by other hardware or equipment. The warranty will void if the item is returned with physical damage, damage to the retail box, removed from the box, counterfeit labels/labelled by them, or any modifications of internal and external covers. Data loss or damages to any other equipment we do not cover by our offered warranty.
What is the Manufacturer/Brand Warranty?
In general, a manufacturer's warranty service/support is a written guarantee to the buyer of a product. Its terms assure the replacement or repair of the product, if necessary, within a specified period after the purchase (2-5 years depending on the brand/manufacturer). It is typically included in the price of the product. Products are brand new and sealed and the original manufacturer box is complete with the Manufacturer's genuine warranty. For most of the brand new/retail products that come with the manual and box, exceptions may apply (i.e., Cisco, Juniper Networks).
For the server parts (i.e., Dell, HPE) to get Full coverage of the warranty server must have a full 3- 5 years warranty. However, ALLHDD.COM will cover the warranty duration if any Manufacturer doesn't support the advertised warranty and there is no refund for those.
Final Sale items are non-returnable/refundable in any situation. Any question? please ask our team before the shipment.
We can provide additional warranty service/support for any product you purchase from us if you need additional warranty coverage before finalizing the order from ALLHDD.Com. You need to ask in live chat/help or call us for more information.
Individual product warranty mentioned on each item product description page/detail page.
Free Technical support on purchased items, our expert consultancy over the phone, by email, by live chat, or by remote login.
Shipping Options and Estimated Delivery Time
UPS Shipping Options:
FREE UPS® Ground (Free shipping to all orders for 48 states!)
Estimated delivery time: 4-7 business days
UPS 3 Day Select®
Estimated delivery time: 3 business days
UPS 2nd Day Air®
Estimated delivery time: 1-2 business days, Delivery by 10:30 AM or 2:00 PM
UPS Next Day Air® Standard Overnight
Estimated delivery time: Overnight 2-5 PM, Standard Overnight Delivery.
UPS Next Day Air® - Priority Overnight
Estimated delivery time: Overnight Delivery (Next Business Day) Delivery by 10:30 AM or 12:00 PM
UPS Next Day Air® First Overnight - Early A.M
Estimated delivery time: Overnight 8:00 AM, Early morning, overnight delivery for your time-critical shipments.
UPS® First Overnight - Saturday
Estimated delivery time: Overnight 8:30 AM – Saturday
FedEx Shipping Options:
Estimated delivery time: (4–7 business days in the contiguous 48 states)
*For residential delivery via FedEx Ground use FedEx Home Delivery®
Estimated delivery time: 4−7 business days, based on the distance to the destination.
FedEx Express Saver®
Estimated delivery time: 3 business days (by 4:30 PM to U.S. businesses; by 8:00 PM to residences)
Available throughout all 50 states (except Hawaii and Alaska)
Estimated delivery time: 2 business days (by 4:30 PM to U.S. businesses; by 8:00 PM to residences)
Available throughout all 50 states
FedEx Standard Overnight®
Estimated delivery time: Next-business-day (by 4:30 PM to U.S. businesses and by 8:00 PM to residences)
Available throughout all 50 states (Hawaii is outbound only)
FedEx Priority Overnight®
Estimated delivery time: Next-business-day (by 10:30 PM to U.S. businesses, noon to most residences)
Available throughout all 50 states
FedEx First Overnight®
Estimated delivery time: Next-business-day (by 8:30 or 9 AM to most areas)
Available throughout all 50 states
Worldwide Shipping Options:
UPS®/FedEx® International Economy
Estimated delivery time: 4-7 business days
UPS®/FedEx® International Priority
Estimated delivery time: 2-4 business days
UPS®/FedEx® Ground Shipping Canada
Estimated delivery time: 5-8 business days
- The processing of orders with Ground Shipping can take up to 24-48 hours. But we try to process all orders the same day.
- We are not responsible for weather problems that may affect the delivery of goods by carriers. We cannot guarantee the exact delivery time, regardless of the carriers' claims.
- If you have any specific delivery time requirements, please contact our customer support and someone from our customer service team will be able to help you.
- You can estimate the shipping cost from the products detail page, also available on the checkout page
- The shipping cost depends on box dimensions, weight, and zip/postal code
- To get a FedEx® delivery service you need to mention it on the checkout page notebox.
- For urgent shipments, please contact our customer service.
- Shipping cut off 4:00 PM (Monday-Friday) and available blind drop shipment.