SK Hynix HMA81GS6CJR8N-VK 8GB DDR4-2666

★★★★☆ 4.2 (10)

Operating at 2666 MT/s with standard CL19 latency, this single 8GB DDR4 SODIMM module provides a straightforward path to upgrading or replacing memory in compatible laptops. It runs at an efficient 1.2V and is backed by a limited lifetime warranty, ensuring reliable, long-term operation. This module is best for users needing an affordable, no-frills capacity boost for basic productivity tasks and web browsing on older notebooks.

Capacity 8GB
Kit 1 x 8GB
Memory DDR4
Speed 2666 MT/s
CAS Latency CL19
Form Factor SODIMM
SK Hynix HMA81GS6CJR8N-VK 8GB DDR4-2666 ram
30 Overall Score
Also available in:

Snapshot

Pros & Cons

Pros

Cons

  • Below average user sentiment (5th percentile)
  • Below average feature (18th percentile)
  • Below average capacity (23rd percentile)
  • Below average social proof (30th percentile)

What owners think

How owner sentiment changed over time

Exclusive

Based on when customers actually wrote their reviews - so you can see whether early praise held up.

Owner sentiment has cooled since launch
57/100Our AI sentiment readlow confidence · 7 sources · Jul 2026
1★2★3★4★5★Q1 '20: 5.0★ · 2 reviewsQ4 '20: 1.0★ · 1 reviewQ1 '26: 3.7★ · 3 reviews (approx. date)213Q1 '20Q4 '20Q1 '26
Avg ratingHappy (4-5★)Unhappy (1-2★)Bar height = number of reviewsEstimated date

Based on 6 dated customer reviews, grouped by calendar quarter. Period analysis is in English.

The proof

Performance

Performance Percentiles

Speed 37.9
Feature 18.3
Latency 36.6
Capacity 23.2
User Sentiment 5.4
Social Proof 29.7

Specifications

Full Specifications

Memory

Type DDR4
Form Factor SODIMM
Total Capacity 8192
Modules 1
Per Module 8192
Pins 260
Rank 1Rx8

Performance

Speed 2666
CAS Latency 19
Voltage 1.2

Class

ECC No
Registered No

Features

RGB No
Heat Spreader No

vs Competition

Spec SK Hynix HMA81GS6CJR8N-VK Kingston FURY Beast KF564C32BWEAK2-64 G.Skill Trident Z5 Royal Series F5-6000J2636H32GX2-TR5NG Corsair VENGEANCE RGB CMH64GX5M2Y6400C32 Crucial Pro Overclocking CP2K16G64C32U5B KLEVV CRAS V RGB KD5KGUD80-60A300G-BLACK
Capacity 8GB 64GB 64GB 64GB 32GB 64GB
Kit 1 x 8GB 2 x 32GB 2 x 32GB 2 x 32GB 2 x 16GB 2 x 32GB
Memory Type DDR4 DDR5 DDR5 DDR5 DDR5 DDR5
Speed Mts 2666 6400 6000 6400 6400 6000
Cas Latency CL19 CL32 CL26 CL32 CL32 CL30
Form Factor SODIMM UDIMM UDIMM UDIMM UDIMM UDIMM
Ecc false false false false false false
Compare Compare Compare Compare Compare
Product SpeedFeatureLatencyCapacityUser SentimentSocial Proof
SK Hynix HMA81GS6CJR8N-VK 37.918.336.623.25.429.7
Kingston FURY Beast KF564C32BWEAK2-64 Compare 94.887.487.69089.292.3
G.Skill Trident Z5 Royal Series F5-6000J2636H32GX2-TR5NG Compare 87.587.499.19089.274.2
Corsair VENGEANCE RGB CMH64GX5M2Y6400C32 Compare 94.887.487.69097.197.8
Crucial Pro Overclocking CP2K16G64C32U5B Compare 94.873.387.671.277.185.6
KLEVV CRAS V RGB KD5KGUD80-60A300G-BLACK Compare 87.587.487.69097.185.6

Price

Value & Pricing

From MX$1,179 1 offer across 1 retailer
Amazon 1 offer From MX$1,179

Price History

MX$1,170 MX$1,180 MX$1,190 MX$1,200 MX$1,210 Jun 8Nov 9 MX$1,179

Usage Scores

Overall (29.5)Budget (47)Gaming (26.1)Laptop (44.5)Server (13.9)Workstation (27.3)

A full written review is coming soon. The specs, scores, prices and charts above are always up to date.

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