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MemorySK hynix
HMT31GR7EFR4C-PB

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part number

HMT31GR7EFR4C-PB

SK hynix HMT31GR7EFR4C-PB — Server memory

SK hynixMemory7 recorded fields

Source-listed identity · parameters unverified

Price and availability: Request quotation

Download editable RFQ checklist ↓

A technical record does not certify stock, condition, current orderability or a factory-approved BOM.

Identity & purchasing scope

This record identifies HMT31GR7EFR4C-PB in the SK hynix memory catalog. Its classification is part number. Preserve the full identifier when comparing offers: suffixes, revisions and assembly contents are part of the purchasing question.

Prepare an ASTER RACKIT enquiry for SK hynix HMT31GR7EFR4C-PB in Server memory. Preserve the full model or ordering number and confirm the target system, quantity, physical and electrical fit, and offered assembly. Source-listed specifications require review. Use the technical record to prepare an inquiry rather than as evidence that an item is available, tested, licensed or covered by a particular warranty. Inherited fast-shipping and stock language is not carried into this catalog's commercial fields.

Inherited search aliases: HMT31GR7EFR4C-PB. These are lookup aids, not certified equivalents.

Recorded technical specifications

Each field states its evidence status. Inherited and title-derived values remain unverified; reviewed OEM facts do not certify an offered configuration.

Recorded product specifications and source observations
FieldRecorded valueSource snapshot
component density8GBReseller product page
Reseller statement; unverified · Observed 12 Sep 2026 · 13:47:10 UTC
Scope & source details

Reference: component-expansion

product bus typePC3-12800RReseller product page
Reseller statement; unverified · Observed 12 Sep 2026 · 13:47:10 UTC
Scope & source details

Reference: component-expansion

component speedDDR3-1600Reseller product page
Reseller statement; unverified · Observed 12 Sep 2026 · 13:47:10 UTC
Scope & source details

Reference: component-expansion

module signal typeREGISTEREDReseller product page
Reseller statement; unverified · Observed 12 Sep 2026 · 13:47:10 UTC
Scope & source details

Reference: component-expansion

component rank2RX4Reseller product page
Reseller statement; unverified · Observed 12 Sep 2026 · 13:47:10 UTC
Scope & source details

Reference: component-expansion

pin count240-PINReseller product page
Reseller statement; unverified · Observed 12 Sep 2026 · 13:47:10 UTC
Scope & source details

Reference: component-expansion

voltage1.5VReseller product page
Reseller statement; unverified · Observed 12 Sep 2026 · 13:47:10 UTC
Scope & source details

Reference: component-expansion

Configuration & purchase checks

  1. Confirm the complete module number, capacity, DDR generation, buffer type and organization instead of matching capacity alone.
  2. Use the platform population rules. The speed printed on a DIMM is not a promise of operating speed in every processor and slot combination.
  3. List the modules already installed and the modules being added. Existing parts are part of the compatibility question, not an afterthought.
  4. Confirm processor count, accessible slots and a growth target. A logical slot-count picture is not the OEM physical installation sequence.
  5. Ask for module labels and a memory-test record that identifies the tested system and population.

Adding an item prepares a local RFQ line. It does not create a price offer, reserve inventory or submit an order.

Read the category procurement guide →

Platform relationships & upgrade review

No explicit target-platform relationship is provided for this record. Brand, socket, capacity and visual resemblance alone must not be used to invent a compatibility claim.

Related records below are category neighbors. They are not approved replacement parts.

Actual-unit evidence to request

01

Module labels

02

Connector and PCB condition

03

Protective packaging

04

Installed population list

05

Test scope

No server boot-screen image is attached to this record. Request product photographs and any diagnostic or entitlement record as separate evidence.

At acceptance, compare the delivered unit, labels and accessories with the approved list. Retain source revisions and receiving records for later maintenance.

Source trace & documentation

Remaining review: OEM model verification · all reseller-asserted parameters · compatibility · lifecycle

Source fileSource recordEvidence status
How evidence quality is classified →

Frequently asked questions

Is the item currently available?

This is not a live stock feed. Confirm full identifier, condition, quantity, price and delivery scope in a written quotation.

Does this record certify compatibility?

No. Inherited fields and platform associations require review against the exact destination system and current manufacturer documentation.

What should I send in an RFQ?

Include the full identifier, quantity, destination, target platform, condition, accessories and evidence needed for acceptance.

Is a configuration number another server model?

No. Models, ordering configurations, options and reference labels are distinct record types. Ask which actual purchasing unit will be supplied.

Related category records

Browse category →
SK hynixmanufacturer part number
HMAG84EXNRA084N

SK hynix HMAG84EXNRA084N — Server memory

Capacity
32 GB
Memory type
DDR4
Module type
RDIMM

Inherited technical record

View details →
SK hynixmanufacturer model
HMAA8GR7MJR4N-WM T4

SK hynix HMAA8GR7MJR4N-WM T4 - 64GB DDR4 RDIMM

Memory type
DDR4
Capacity
64GB
Chip or register supplier as published
SKhynix-Montage

Host-OEM model reference · parameters need review

View details →
SK hynix HMA82GR7CJR8N-VK published product reference photograph
SK hynixpart number
HMA82GR7CJR8N-VK

SK hynix HMA82GR7CJR8N-VK — Server memory

Title-derived · capacity / module size
16GB
Title-derived · memory generation/type
DDR4, Registered, ECC
component density
16GB

Title-derived fields · unverified

View details →
SK hynixmanufacturer part number
HMA81GS7CJR8N-UHT0

SK hynix HMA81GS7CJR8N-UHT0 — Server memory

Capacity
8 GB
Memory type
DDR4
Module type
ECC-SODIMM

Inherited technical record

View details →
SK hynixmanufacturer part number
HMA81GS7CJR8N-VKT0

SK hynix HMA81GS7CJR8N-VKT0 — Server memory

Capacity
8 GB
Memory type
DDR4
Module type
ECC-SODIMM

Inherited technical record

View details →
SK hynixmanufacturer part number
HMA81GS7CJR8N-XNT0

SK hynix HMA81GS7CJR8N-XNT0 — Server memory

Capacity
8 GB
Memory type
DDR4
Module type
ECC-SODIMM

Inherited technical record

View details →
01

Server memory — the next decisions

SK hynix / Server memory

HMT31GR7EFR4C-PB

Keep every suffix and revision; capacity alone is not an identity.

This guide adds the decisions, documents and next steps that support this page.

Memory & drive search
Server memory illustrative environment
02

Choose the right route

Module type

RDIMM, LRDIMM and unbuffered modules require different platform support.

Memory records
03

Details that change the configuration

Full module PN

Keep every suffix and revision; capacity alone is not an identity.

Rank & organization

Record rank count and x4/x8 organization from the module label.

Operating speed

A label data rate does not guarantee the installed system speed.

04

From requirement to handover

  1. 01

    Capture full label

  2. 02

    Match platform support

  3. 03

    Plan population

  4. 04

    Request memory test

A planning sequence, not a record of completed work.

05

Explore the relevant catalog

SK hynix

Recorded catalog identities

Counts show records in the site catalog. They do not represent stock, available quantities or verified compatibility.

Snapshot: 2026-11-03

06

Compare the buying requirements

Server memory comparison brief
DecisionRecord in your briefEvidence to retain
Full module PNKeep every suffix and revision; capacity alone is not an identity.Complete identifier and source revision
Rank & organizationRecord rank count and x4/x8 organization from the module label.Platform document or written clarification
Operating speedA label data rate does not guarantee the installed system speed.Offered-unit details and agreed scope
Open the comparison workspace
07

Build your readiness checklist

Your preparation progress

Tick items as you prepare them. This is your personal checklist, not a hardware validation.

0 / 4 prepared0

Saved in this browser when local storage is available.

08

A closer look at the hardware

SK hynix HMCG88MEBRA174N held by two blue-gloved hands above a blue electronics workbench; generated scene
SK hynix HMCG88MEBRA174N Explore
SK hynix HMCG94MEBRA123N held by two blue-gloved hands above a blue electronics workbench; generated scene
SK hynix HMCG94MEBRA123N Explore
SK hynix HMCG84MEBRA107N held by two blue-gloved hands above a blue electronics workbench; generated scene
SK hynix HMCG84MEBRA107N Explore
1 / 3

Reference-based generated scenes; actual-unit photos are available only through an explicit unit-specific request. Related models are separate catalog records, not substitutes for the item on this page.

09

Keep the supporting material together

Memory & drive search

Continue the relevant directory or service flow.

Open resource

Memory checklist

Retain the supporting reference with your project brief.

Open resource
10

Turn the brief into the next step

SK hynix / Server memory

Keep the requirement specific.

Complete PN including suffix copied · DDR and buffer type checked · Existing slot population recorded · Target server generation specified.