Products Description
The HID5R56C46HBD-E is a 64GB DDR5-5600 RDIMM Memory Module designed for compatible server systems and enterprise computing platforms. It features a 5600 MT/s data rate, CL46-45-45 timings, and a nominal DRAM voltage of 1.1V.
Built with 20 × 32Gb DDR5 SDRAM devices, a JEDEC-compliant register driver, and an 8Kbit SPD EEPROM, this 288-pin Registered DIMM is designed for server platforms that support DDR5 RDIMM memory. The standard operating temperature range is 0°C to +85°C, with an optional extended temperature range of +85°C to +95°C available for applicable configurations.
Contact YOTTAWIN to confirm product availability, configuration options, and pricing for your project.
Key features
Capacity & Performance
64GB DDR5 memory with a data rate of 5600 MT/s and CL46-45-45 timings for compatible server platforms.
RDIMM Design
288-pin RDIMM architecture with a JEDEC-compliant register driver, designed for compatible DDR5 server systems.
Memory Integrity
Supports on-die ECC, ECC transparency, error scrub, and CRC-related functionality as specified in the product documentation.
Extended Temperature Option
Standard operating temperature from 0°C to +85°C, with an optional extended range of +85°C to +95°C for applicable configurations.
Products Specification
| Parameter | Specification |
|---|---|
| Model Number | HID5R56C46HBD-E |
| Product Type | DDR5 RDIMM Memory Module |
| Capacity | 64GB |
| Memory Technology | DDR5 SDRAM |
| Data Rate | 5600 MT/s |
| Timing | CL46-45-45 |
| Module Type | Registered DIMM (RDIMM) |
| DRAM Configuration | 4096M × 80-bit |
| DRAM Components | 20 × 32Gb DDR5 SDRAM |
| Register Driver | JEDEC-compliant |
| SPD EEPROM | 8Kbit |
| Nominal DRAM Voltage | 1.1V |
| Pin Count | 288-pin |
| Module Length | 133.35 mm |
| Standard Operating Temperature | 0°C to +85°C |
| Optional Extended Operating Temperature | +85°C to +95°C |
Compatibility
The HID5R56C46HBD-E is designed for server platforms that support DDR5 Registered DIMMs (RDIMMs).
Before ordering, verify the following:
Server or motherboard model
CPU memory controller and supported memory type
Supported module capacity and memory data rate
RDIMM compatibility and platform memory configuration
Required operating temperature range
RDIMMs are not interchangeable with UDIMMs or SODIMMs. Actual memory operating speed depends on the host platform and system configuration. Please provide your server or motherboard model if compatibility verification is required.
Products application




Virtual Desktop Infrastructure
service
B2B Support
OEM/ODM customization, tiered pricing (min. 100 pcs), free samples for qualified customers.
Technical Support
Compatibility reports, firmware upgrades, installation guides/videos.
Logistics
72-hour delivery in major markets, anti-static packaging, full tracking.
After-Sales
Lifetime limited warranty, quick replacement of faulty parts, technical hotline.
FAQ
Q: What are the specifications of the HID5R56C46HBD-E?
A: The HID5R56C46HBD-E is a 64GB DDR5-5600 RDIMM Memory Module with CL46-45-45 timings, a nominal DRAM voltage of 1.1V, and a 288-pin design.
Q: Are there special requirements for operation above +85°C?
A: The product documentation specifies an increased refresh-command frequency in the extended temperature range, reducing the refresh interval to 3.9 μs. System-level requirements should be verified before deployment.
Q: Is this module compatible with desktop motherboards?
A: Compatibility depends on the motherboard and CPU. This product is an RDIMM intended for compatible server platforms; conventional desktop motherboards that require UDIMM memory generally cannot use RDIMMs.
Q: Does this module support ECC?
A: The product documentation specifies on-die ECC, ECC transparency, and error scrub functionality. Overall system-level ECC support depends on the host platform.
Q: How can I confirm compatibility before ordering?
A: Provide your server or motherboard model, CPU model, required capacity, target memory data rate, and operating temperature requirements. Our team can help review the relevant specifications.
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