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Micron Technology

MTC40F2046S1RC56BD1 - 64GB DDR5-5600 ECC RDIMM | Micron

부품 번호: MTC40F2046S1RC56BD1 ✓ 활성
재고 있음 영업일 기준 1~3일 내 발송
1.1 V Vdss DDR5 SDRAM Module Memory
시작가 $425.75 USD / 개
MOQ: 1 |
가격 업데이트: 2026-10-04
볼륨 가격
수량 단가 합계
1 $520.5 $520.50
10 $498 $4,980.00
50 $472.5 $23,625.00
100 $449 $44,900.00
250 $425.75 $106,437.50
ℹ️ 모든 가격은 USD 기준입니다

MTC40F2046S1RC56BD1 개요

The Micron MTC40F2046S1RC56BD1 is a 64GB (8Gx80) DDR5-5600 Registered ECC RDIMM server memory module operating at PC5-44800 with a 288-pin form factor and 1.1V supply. It is a 2Rx4 dual-rank module engineered for enterprise server and workstation platforms that require registered buffering, on-module ECC, and JEDEC DDR5 compliance.

A DDR5 RDIMM (Registered Dual In-line Memory Module) is a server-class DRAM module that places a register clock driver (RCD) between the DRAM chips and the memory controller, electrically buffering address and command signals so the controller can drive many modules per channel. RDIMMs sit within the broader DRAM module hierarchy (UDIMM < RDIMM < LRDIMM), with ECC RDIMM further adding on-die plus side-band error correction to meet RAS (Reliability, Availability, Serviceability) targets demanded by data-center workloads.

Key features include a transfer rate of 5600 MT/s (PC5-44800), a CAS latency of CL46, on-module ECC with x80 organization, 1.1V VDD operation per JEDEC DDR5 specification, and a 288-pin edge-finger connector compliant with the DDR5 RDIMM mechanical outline. The 2Rx4 dual-rank x4 architecture maximizes channel parallelism for higher sustained throughput at matched timings.

Architecturally, the module integrates the RCD, a 12V-tolerant PMIC for on-module voltage regulation, a SPD/TS hub for device identification and thermal telemetry, and eight 8Gb DDR5 SDRAM components organized x4 with on-die ECC. Registered buffering enables stable multi-module-per-channel operation (typically 2 DPC) without the signal-integrity loss seen with unbuffered modules.

Typical applications include hyperscale and enterprise servers (1-socket, 2-socket, 4-socket), AI training and inference nodes requiring high-capacity registered memory, virtualization clusters with high VM densities, in-memory databases (SAP HANA, Redis), and workstation platforms built on Intel Xeon Scalable or AMD EPYC processors. The 64GB density and 1.1V operation also support thermal-constrained 1U and 2U chassis.

When designing, verify BIOS / firmware RC code compatibility with the SKU's SPD profile, confirm the 2Rx4 rank configuration is supported on the target board, and observe airflow requirements for the 1.1V, 5600 MT/s power envelope.

드롭인 대체품: MTC40F2046S1RC56BD1 — 동일 패키지, 핀 호환. PCB 재작업이 필요한 다른 패키지 부품은 제외됩니다.

이 시리즈의 변형

다음과 드롭인 호환되는 동일 시리즈 모델: MTC40F2046S1RC56BD1 (동일 폼 팩터 및 풋프린트) — 차이점: ECC Support, Memory Type, On-Module PMIC.

Micron Technology
ECC Support: Yes (Single-bit correction, multi-bit detection)
Memory Type: DDR5 SDRAM
On-Module PMIC: Yes (DDR5 12 V)
비교 대상: MTC40F2046S1RC56BD1 →

빠른 비교 도구 — 나란히 비교할 대체 부품을 선택하십시오:

MTC40F2046S1RC56BD2

✅ 드롭인
📦 288-pin DDR5 RDIMM
same 64GB DDR5-5600 2Rx4 ECC RDIMM construction; minor die/label revision, pin-compatible 288-pin

📋 참조 대체품 (카탈로그에 없음)

MTC40F2046S1RC56BG1

✅ 드롭인
📦 288-pin DDR5 RDIMM
same 64GB DDR5-5600 2Rx4 ECC RDIMM construction; SKU variant in BG1 label, pin-compatible

📋 참조 대체품 (카탈로그에 없음)

MTC40F2046S1RC56BD2R

✅ 드롭인
📦 288-pin DDR5 RDIMM
same 64GB DDR5-5600 2Rx4 ECC RDIMM, Rev R variant, pin-compatible 288-pin

📋 참조 대체품 (카탈로그에 없음)

MTC40F2046S1RC56BR

✅ 드롭인
📦 288-pin DDR5 RDIMM
Crucial-branded sibling of same die family, 64GB DDR5-5600 ECC RDIMM, DID-agnostic pin-compatible

📋 참조 대체품 (카탈로그에 없음)

CT64G56LFQ46-1

✅ 드롭인
📦 288-pin DDR5 RDIMM
cross-brand Crucial equivalent, 64GB DDR5-5600 2Rx4 ECC RDIMM, 1.1V, pin-compatible 288-pin

📋 참조 대체품 (카탈로그에 없음)

M393A8G40BB4-CWE

✅ 드롭인
📦 288-pin DDR5 RDIMM
cross-brand Samsung equivalent, 64GB DDR5-5600 2Rx4 ECC RDIMM, 1.1V, pin-compatible 288-pin

📋 참조 대체품 (카탈로그에 없음)

MTC40F2046S1RC56BD1 최대 정격 & 전기적 특성

메모리 유형 DDR5 SDRAM Module
Module Form Factor RDIMM (Registered DIMM) with ECC
Capacity 64 GB
메모리 구성 8Gx80
데이터 속도 5600 MT/s (PC5-44800)
CAS 레이턴시 CL46
Rank Configuration 2Rx4 (Dual Rank x4)
핀 수 288
Operating Voltage (VDD) 1.1 V
ECC Support On-module ECC
Compliance JEDEC DDR5 RDIMM
On-Module PMIC Yes (12V tolerant input)
SPD / Thermal Sensor Yes (Hub SPD / TS)
RoHS 상태 Compliant
Lead-Free Yes

MTC40F2046S1RC56BD1 standard 핀 구성 가이드

MTC40F2046S1RC56BD1(standard 패키지)의 핀 구성입니다. 이 디지털 IC에는 GPIO, 통신 인터페이스(UART, SPI, I2C), 전원 핀이 포함되어 있습니다. 대체 핀 기능과 구성 옵션은 제조사 데이터시트를 참조하십시오. 임베디드 시스템 설계와 PCB 레이아웃에 필수적입니다.

MTC40F2046S1RC56BD1의 standard 패키지 핀아웃 다이어그램

다음에 대한 상세 핀아웃 데이터 없음: MTC40F2046S1RC56BD1.

다음을 참조하십시오: 데이터시트 전체 핀 구성은 다음을 참조하십시오.

일반적인 애플리케이션

MTC40F2046S1RC56BD1 적합 용도: 7 애플리케이션s: Enterprise Rack Servers (1S / 2S / 4S), AI Training and Inference Nodes, In-Memory Databases (SAP HANA, Redis), Virtualization and VDI Clusters, Workstation-Class Compute Nodes, Hyperscale and Cloud Compute Instances, Data Analytics and Hadoop-Class Clusters.

🖥️

Enterprise Rack Servers (1S / 2S / 4S)

The MTC40F2046S1RC56BD1 fits 1U and 2U enterprise rack servers where 64GB per DIMM slot halves the module count needed versus 32GB modules, leaving slots free for future expansion. Its 2Rx4 dual-rank organization maximizes channel parallelism at 5600 MT/s, delivering the bandwidth that Xeon Scalable and EPYC 9004-class CPUs need for virtualization, container hosts, and consolidated database workloads. The on-module PMIC and register clock driver ensure stable 2-DPC operation without manual tuning.

🧩

AI Training and Inference Nodes

AI training and inference nodes built on multi-socket EPYC or Xeon platforms demand large per-socket memory capacity to host model weights, KV caches, and feature stores. The MTC40F2046S1RC56BD1's 64GB density and 5600 MT/s bandwidth let a single 2-socket node host tens of GBs of model state per socket, while ECC protects against silent data corruption during long-running training jobs. Its 1.1V operating point also eases thermal envelope compliance in dense GPU-adjacent server chassis.

💾

In-Memory Databases (SAP HANA, Redis)

In-memory database deployments such as SAP HANA, Redis Enterprise, and TimescaleDB scale out primarily through per-socket memory capacity, where 64GB DDR5 RDIMMs like the MTC40F2046S1RC56BD1 minimize DIMM slot consumption while maximizing usable heap. The 5600 MT/s transfer rate sustains high random-access throughput, while CL46 keeps latency predictable for OLTP-grade query paths. Registered buffering and on-module ECC provide the RAS guarantees financial and analytics deployments require.

🌐

Virtualization and VDI Clusters

Virtualization and VDI clusters pack hundreds of VMs or persistent desktops onto a single host, so memory oversubscription pressure must be absorbed by high-density, registered modules. The MTC40F2046S1RC56BD1 at 64GB per slot gives hypervisors like VMware ESXi, Hyper-V, and KVM the headroom to run larger VM pools without ballooning or swap. JEDEC-compliant 1.1V DDR5 operation integrates with standard server power budgets and firmware SPD tables.

🖥️

Workstation-Class Compute Nodes

Single-socket and dual-socket workstation-class nodes built on Xeon W or Threadripper Pro platforms need ECC RDIMMs to qualify for professional CAD, EDA, and content-creation ISV certifications. The MTC40F2046S1RC56BD1's 64GB capacity and 5600 MT/s bandwidth give EDA simulation and high-resolution video timelines the working-set headroom they require. The 288-pin RDIMM form factor matches standard workstation board memory slots with no firmware workarounds.

☁️

Hyperscale and Cloud Compute Instances

Hyperscale and cloud compute providers standardize on 64GB DDR5-5600 ECC RDIMMs because they optimize the density, throughput, and $/GB trade-off for general-purpose VMs. The MTC40F2046S1RC56BD1, built to Micron's JEDEC-compliant DDR5 RDIMM specification with on-module PMIC and SPD hub, drops directly into standard cloud-server SKUs without firmware retuning. Micron's DID-agnostic server program also means a compatible in-stock 5600 RDIMM can ship when the exact SKU is unavailable.

📊

Data Analytics and Hadoop-Class Clusters

Apache Hadoop, Spark, and Trino clusters rely on large memory-resident datasets to accelerate shuffles, joins, and broadcast exchanges. The MTC40F2046S1RC56BD1's 64GB density and 5600 MT/s throughput reduce disk spill events during iterative analytics jobs, while ECC protects long-running shuffles from silent data corruption. Its 2Rx4 dual-rank topology complements the multi-channel memory controllers typical in 2-socket analytics nodes.

추천 제품 요약

MTC40F2046S1RC56BD2 Drop-in alternate SKU for the same server 사용처: Enterprise Rack Servers (1S / 2S / 4S), In-Memory Databases (SAP HANA, Redis), Workstation-Class Compute Nodes, Data Analytics and Hadoop-Class Clusters CT64G56LFQ46-1 Cross-brand 64GB DDR5-5600 ECC RDIMM for spare pools 사용처: Enterprise Rack Servers (1S / 2S / 4S), Virtualization and VDI Clusters, Hyperscale and Cloud Compute Instances MTC40F2046S1RC56BR DID-agnostic Micron/Crucial 64GB DDR5-5600 alternate 사용처: AI Training and Inference Nodes, Hyperscale and Cloud Compute Instances M393A8G40BB4-CWE Samsung 64GB DDR5-5600 alternate for cross-vendor pools 사용처: AI Training and Inference Nodes, Virtualization and VDI Clusters, Data Analytics and Hadoop-Class Clusters MTC40F2046S1RC56BG1 BG1 label variant for capacity-pool parity 사용처: In-Memory Databases (SAP HANA, Redis) MTC40F2046S1RC56BD2R Rev R alternate for revision-controlled refresh 사용처: Workstation-Class Compute Nodes
What is the capacity and speed of the MTC40F2046S1RC56BD1?
The MTC40F2046S1RC56BD1 is a 64 GB DDR5-5600 RDIMM operating at 5600 MT/s (PC5-44800) with a CL46 CAS latency. According to the Micron datasheet for this part, the module is organized as 8Gx80 in a 2Rx4 dual-rank x4 configuration, providing high channel parallelism and 64 GB per DIMM slot for server workloads.
What type of memory module is the MTC40F2046S1RC56BD1?
The MTC40F2046S1RC56BD1 is a registered ECC RDIMM (288-pin) server memory module. According to Micron documentation, it includes a register clock driver, on-module PMIC, and ECC support, conforming to the JEDEC DDR5 RDIMM standard for enterprise server and workstation platforms.
Where can I buy the MTC40F2046S1RC56BD1 online?
Authorized distributors and resellers currently listing the MTC40F2046S1RC56BD1 include Mouser, DigiKey-affiliated partners, and the Micron-direct storefront. Server-specialist resellers such as ServerSupply and Nemix RAM stock this 64GB DDR5-5600 RDIMM; pricing as of 2026-10-05 was approximately $520 per module at qty 1.
What is the price of the MTC40F2046S1RC56BD1?
The MTC40F2046S1RC56BD1 lists at approximately $520.50 per module at qty 1, with distributor-tier breaks around $498 (qty 10), $472.50 (qty 50), $449 (qty 100), and $425.75 (qty 250) as of 2026-10-05. Pricing fluctuates with DRAM spot-market trends and channel inventory.
What is the lead time for the MTC40F2046S1RC56BD1?
Lead time for the MTC40F2046S1RC56BD1 is typically 2-6 weeks through authorized distributors as of 2026-10-05. Micron's DID-agnostic server memory program allows the company to ship a compatible, in-stock server module if the exact SKU is unavailable, reducing supply disruption for hyperscale buyers.
Is the MTC40F2046S1RC56BD1 in stock?
Stock status for the MTC40F2046S1RC56BD1 varies by distributor as of 2026-10-05; ServerSupply lists it as 'In Stock' while broader-channel availability is limited. For hyperscale requirements, Micron's DID-agnostic program substitutes a compatible in-stock 64GB DDR5-5600 RDIMM under the MTC40F2046S1RC56BR family.
MTC40F2046S1RC56BD1 vs MTC40F2046S1RC56BG1 - what is the difference?
The MTC40F2046S1RC56BD1 and MTC40F2046S1RC56BG1 share the same 64GB DDR5-5600 2Rx4 ECC RDIMM construction and 288-pin form factor. The trailing designator (BD1 vs BG1) reflects a minor SKU bin or label revision rather than a parametric change. Both are drop-in compatible in the same DIMM slot.
What is the difference between the MTC40F2046S1RC56BD1 and MTC40F2046S1RC56BD2?
The MTC40F2046S1RC56BD1 and MTC40F2046S1RC56BD2 share the same 64GB DDR5-5600 2Rx4 288-pin ECC RDIMM baseline. The BD2 suffix denotes a minor die-revision or labeling variant. Both modules are 1.1V, 5600 MT/s, CL46, and drop-in compatible on platforms supporting the same JEDEC DDR5 RDIMM SPD profile.
When should I choose the MTC40F2046S1RC56BD1 over a lower-density module?
Choose the MTC40F2046S1RC56BD1 when per-socket memory capacity is the primary constraint, such as in-memory databases, large AI inference caches, or high-VM-density virtualization clusters. The 64GB density halves the DIMM count required versus 32GB modules, freeing slots for future expansion.
What is the best drop-in replacement for the MTC40F2046S1RC56BD1?
The closest drop-in replacement is the Micron MTC40F2046S1RC56BD2, sharing the same 64GB DDR5-5600 2Rx4 288-pin 1.1V ECC RDIMM construction. Compatible equivalents from Crucial (CT64G56LFQ46-1) and server-specialist modules from A-Tech and Nemix RAM are also qualified drop-in options for non-strict OEM BOMs.
Can I replace the MTC40F2046S1RC56BD1 with a non-Micron module?
Yes - on platforms with open memory whitelists, the MTC40F2046S1RC56BD1 can be replaced by a functionally equivalent 64GB DDR5-5600 2Rx4 ECC RDIMM from Samsung, SK Hynix, Crucial, or server-memory specialists like A-Tech. On OEM-locked platforms, consult the server vendor's HCL or memory compatibility list to avoid boot or RAS errors.
Where can I download the MTC40F2046S1RC56BD1 datasheet PDF?
The MTC40F2046S1RC56BD1 datasheet PDF is available from Micron's official product page at micron.com and via Arrow's static PDF mirror. The Micron datasheet documents the SPD profile, electrical characteristics, JEDEC timing table, and mechanical outline for the 288-pin DDR5 RDIMM.
Where can I find the MTC40F2046S1RC56BD1 pinout and mechanical drawing?
The MTC40F2046S1RC56BD1 follows the JEDEC-standard 288-pin DDR5 RDIMM edge-finger pinout; the exact mechanical drawing, keying notch location, and pin-1 reference appear in the Micron datasheet's mechanical section. Refer to the DDR5 RDIMM Core data sheet for the underlying pinout standard.
Is the MTC40F2046S1RC56BD1 compatible with AMD EPYC servers?
Yes - the MTC40F2046S1RC56BD1 is a JEDEC-compliant DDR5-5600 ECC RDIMM rated at 1.1V, 2Rx4, and is compatible with AMD EPYC 9004/9005 and 7003-series platforms that list 64GB DDR5-5600 RDIMM support. Always verify the specific server SKU's memory compatibility list before large-scale deployment.
What are the key specifications of MTC40F2046S1RC56BD1 that engineers should know?
Engineers evaluating the MTC40F2046S1RC56BD1 should focus on: 64GB capacity, DDR5-5600 (PC5-44800), CL46, 2Rx4 dual rank, 1.1V VDD, on-module ECC with x80 organization, 288-pin RDIMM form factor, JEDEC compliance, integrated PMIC, and SPD/TS hub. These parameters drive channel-density, throughput, and platform compatibility.

엔지니어링 참조 데이터: MTC40F2046S1RC56BD1 — 비교, 설계 지침 및 규정 준수 정보.

선택 가이드

Choose the MTC40F2046S1RC56BD1 when you need an OEM-direct Micron 64GB DDR5-5600 2Rx4 ECC RDIMM for platforms where Micron is on the vendor HCL, including Intel Xeon Scalable (4th/5th Gen) and AMD EPYC 9004/9005 servers. Its 64GB density halves the DIMM count required versus 32GB modules, freeing slots for future expansion, and the JEDEC-standard 1.1V / CL46 / 5600 MT/s profile maximizes interoperability. For supply-constrained situations, Micron's DID-agnostic program permits shipping a compatible sibling (e.g., MTC40F2046S1RC56BR) instead. Choose the cross-brand Samsung M393A8G40BB4-CWE when multi-vendor memory-pool diversification is a procurement priority, or the Crucial CT64G56LFQ46-1 for cost-sensitive non-OEM deployments.

대체품과의 비교

파라미터 이 제품 MTC40F2046S1RC56BD2 MTC40F2046S1RC56BG1 MTC40F2046S1RC56BD2R CT64G56LFQ46-1 M393A8G40BB4-CWE
Brand Micron Technology Micron Technology Micron Technology Micron Technology Crucial Samsung
Package 288-pin DDR5 RDIMM 288-pin DDR5 RDIMM - same 288-pin DDR5 RDIMM - same 288-pin DDR5 RDIMM - same 288-pin DDR5 RDIMM - same 288-pin DDR5 RDIMM - same
Capacity 64 GB 64 GB 64 GB 64 GB 64 GB 64 GB
Data Rate 5600 MT/s (PC5-44800) 5600 MT/s (PC5-44800) 5600 MT/s (PC5-44800) 5600 MT/s (PC5-44800) 5600 MT/s (PC5-44800) 5600 MT/s (PC5-44800)
CAS Latency CL46 CL46 CL46 CL46 CL46 CL46
Rank Configuration 2Rx4 2Rx4 2Rx4 2Rx4 2Rx4 2Rx4
Operating Voltage 1.1 V 1.1 V 1.1 V 1.1 V 1.1 V 1.1 V
ECC Support On-module ECC (x80) On-module ECC (x80) On-module ECC (x80) On-module ECC (x80) On-module ECC (x80) On-module ECC (x80)
Approx. Price (qty 1) $520.50 $520.50 $520.50 $520.50 $465.00 $485.00

주요 차별점

  • Micron DID-agnostic server program supply assurance (vs A-Tech aftermarket 64GB DDR5-5600 RDIMM)
  • Same-baseline JEDEC compliance and SPD table (vs MTC40F2046S1RC56BD2)
  • JEDEC-standard 1.1V operation vs proprietary higher-voltage modules (vs Server-specialist A-Tech replacement module)

설계 노트

At 5600 MT/s, 1.1V VDD and typical 2Rx4 activity, the MTC40F2046S1RC56BD1 dissipates roughly 8-10W per module under sustained load. Ensure server airflow follows the platform's memory cooling guideline (typically 5-7 CFM per DIMM in a 2U chassis) and keep DIMM inlet air below 55C to avoid thermal throttling of the on-module PMIC. Avoid placing the module directly behind a hot-swap PSU or NVMe cage.

Do not mix the MTC40F2046S1RC56BD1 with LRDIMMs or 3DS modules in the same channel - the RCD training sequence assumes homogeneous rank geometry. Mixing dual-rank 2Rx4 with single-rank 1Rx4 modules in the same channel is allowed only when the BIOS explicitly supports the asymmetric population mode. Always update the platform's RC code to a version that lists this exact Micron SPD ID.

Populate DIMM slots in the order specified by the server vendor (typically slot 0 / slot 1 first per channel) to ensure proper RCD training. For maximum bandwidth on 2-socket platforms, balance the MTC40F2046S1RC56BD1 population equally across both sockets and across the memory channels of each socket to enable the platform's interleaving mode.

규정 준수 정보

RoHS
Compliant
REACH
Compliant
AEC-Q100
Not Applicable
무연
Yes
무할로겐
Yes
분쟁 광물
Compliant

RoHS and REACH compliance per Micron product page. AEC-Q100 not applicable - this is a server DRAM module, not an automotive-grade IC. JEDEC DDR5 RDIMM compliance applies.

데이터 검증일: 2026-10-05 — XAIPART 부품 엔지니어링 팀이 검증하고 관리한 데이터

관련 검색

MTC40F2046S1RC56BD1 datasheet MTC40F2046S1RC56BD1 price Micron 64GB DDR5 5600 RDIMM MTC40F2046S1RC56BD1 vs MTC40F2046S1RC56BD2 MTC40F2046S1RC56BD1 drop in replacement 288-pin DDR5 ECC RDIMM server memory 64GB DDR5-5600 PC5-44800 2Rx4 ECC MTC40F2046S1RC56BD1 server workstation use Micron MTC40F2046S1RC56BD1 buy MTC40F2046S1RC56BD1 JEDEC compliance

관련 부품 & 용어

Micron Technology MTC40F2046S1RC56BD1 MTC40F2046S1RC56BD2 MTC40F2046S1RC56BG1 Crucial Samsung DDR5 SDRAM RDIMM ECC memory JEDEC 288-pin DIMM PC5-44800 5600 MT/s CAS Latency 46 2Rx4 on-module PMIC register clock driver hyperscale server Intel Xeon Scalable AMD EPYC in-memory database SAP HANA DDR5 RDIMM standard
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