Random Access Memory (RAM) is a type of computer memory that stores frequently used data and instructions for faster access by the processor. The speed of RAM is measured by its frequency, which is expressed in megahertz (MHz) or gigahertz (GHz).
The frequency of RAM refers to how many times per second the RAM can perform a cycle, which is a process of accessing and transferring data. A higher frequency means that the RAM can perform more cycles per second, resulting in faster data access and transfer.
For example, a RAM with a frequency of 2666MHz can perform 2.66 billion cycles per second, while a RAM with a frequency of 3200MHz can perform 3.2 billion cycles per second.
It's important to note that the frequency of RAM is not the same as its bandwidth. Bandwidth refers to the amount of data that can be transferred in a single cycle, and it is determined by the number of bits that the RAM can transfer per cycle.
RAM frequencies are typically advertised as DDR (Double Data Rate) speeds, which means that the RAM can transfer data twice per cycle. For example, DDR4-2666 RAM has a frequency of 1333MHz, but because it's DDR, it can transfer data at a rate of 2666MT/s (mega transfers per second).
Benefits of ECC DDR4 SDRAM for Data IntegrityECC (Error Correcting Code) DDR4 SDRAM (Double Data Rate Fourth Generation Synchronous Dynamic Random Access Memory) is a type of memory module that provides an additional level of data integrity and reliability. Here are some of the benefits of using ECC DDR4 SDRAM for data integrity:
- Detect and Correct Errors: ECC DDR4 SDRAM can detect and correct errors in real-time, which means that it can identify errors as they occur and automatically fix them. This feature ensures that the data stored in memory is accurate and reliable.
- Improved Data Integrity: ECC DDR4 SDRAM provides improved data integrity compared to non-ECC memory. It helps to minimize the risk of data corruption and data loss due to memory errors.
- Reduced Downtime: With ECC DDR4 SDRAM, errors can be corrected on the fly without the need to shut down the system or reboot. This reduces downtime and increases system availability.
- Better Performance: ECC DDR4 SDRAM can provide better system performance than non-ECC memory, especially in systems that handle large amounts of data. This is because ECC memory can correct errors without slowing down the system.
- Higher Reliability: ECC DDR4 SDRAM provides a higher level of reliability, making it ideal for applications that require constant uptime and data integrity. It is commonly used in mission-critical systems such as servers, workstations, and data centers.
Dell is a leading computer manufacturer, and the compatibility of third-party components, including memory modules, with Dell systems can vary depending on the specific model and configuration. However, most Dell systems are designed to be compatible with a wide range of memory modules, including DDR4 SDRAM.
Before upgrading the memory in your Dell system, it is important to check the system specifications to determine the type, speed, and capacity of memory that is supported. You can find this information in the system documentation or by using Dell's online support resources.
It is also essential to purchase memory modules from a reputable vendor that specializes in memory products and has a proven track record of compatibility with Dell systems. Some memory module manufacturers even provide compatibility testing and certification with Dell systems.
The compatibility of DDR4 SDRAM memory modules with Dell systems can vary depending on the specific model and configuration. Checking the system specifications and purchasing from a reputable vendor can help ensure that the memory upgrade is compatible with your Dell system.
General Information
- Brand Name: Dell
- MPN: VDFYD
- Type: Memory (RAM)
- RAM -Type: Pc4-21300
- Product Name: 16GB DDR4 SDRAM Memory Module
- SKU: VDFYD
Technical Information
- Storage Capacity: 16GB
- Memory Technology: DDR4 SDRAM
- Number Of Modules: 1 X 16GB
- Bus Speed: 2666MHz DDR4-21300/Pc4-21300
- Data Integrity Check: Ecc
- Signal Processing: Unbuffered
- cas Latency Timings: Cl19
- Rank Features: 2rx8
- Form Factor: 288-Pin UDIMM
Physical Characteristics
- 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)
Warranty
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.
Important notes:
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.
Delivery
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:
FedEx Ground®
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)
FedEx 2Day®
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
Important notes:
- 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.
