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ECC Unbuffered RAM Memory

We stock a range of ECC Unbuffered RAM Memory in all capacities from some of the worlds leading brands including Crucial, Elpida, Kingston, Micron, Samsung and SK Hynix. This particular RAM variant is available in speeds ranging from 667MHz (PC2-5300), 1333MHz (PC3-10600), 1600MHz (PC3-12800), 1866MHz (PC3-14900), 2133MHz (PC4-17000), 2400MHz (PC4-19200) and 2666MHz (PC4-21300).

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ECC Unbuffered RAM Memory

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  • Total Capacity: 8GB DDR3L ECC Unbuffered DIMM
  • Module Type: DIMM
  • Type/Error Check: ECC Unbuffered
  • Memory Form Factor: DDR3L 1.35v
  • Memory Speed: 1600MHz (PC3-12800)
  • CAS Latency (CL): CL11
  • Memory Rank: 2R (Dual Rank)
  • Brand: Crucial, Elpida, Kingston, Micron, Samsung or SK Hynix
  • Warranty: Lifetime
£80.99 (inc. VAT) £67.49 (ex. VAT)
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Read Review (1)
  • Total Capacity: 8GB DDR3 ECC Unbuffered DIMM
  • Module Type: DIMM
  • Type/Error Check: ECC Unbuffered
  • Memory Form Factor: DDR3 1.5v
  • Memory Speed: 1600MHz (PC3-12800)
  • CAS Latency (CL): CL11
  • Memory Rank: 2R (Dual Rank)
  • Brand: Crucial, Elpida, Kingston, Micron, Samsung or SK Hynix
  • Warranty: Lifetime
£79.99 (inc. VAT) £66.66 (ex. VAT)
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In stock for next day delivery
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Read Review (1)
  • Total Capacity: 8GB DDR4 ECC Unbuffered DIMM
  • Module Type: DIMM
  • Type/Error Check: ECC Unbuffered
  • Memory Form Factor: DDR4 1.2v
  • Memory Speed: 2666MHz (PC4-21300)
  • CAS Latency (CL): CL19
  • Memory Rank: 1R (Single Rank) x8
  • Brand: Crucial, Elpida, Kingston, Micron, Samsung or SK Hynix
  • Warranty: Lifetime
£58.99 (inc. VAT) £49.16 (ex. VAT)
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Available to order - Allow 2-3 days for delivery
Want it despatched today? Order within 7hrs 7mins
Read Review (1)
  • Total Capacity: 16GB DDR4 ECC Unbuffered DIMM
  • Module Type: DIMM
  • Type/Error Check: ECC Unbuffered
  • Memory Form Factor: DDR4 1.2v
  • Memory Speed: 2400MHz (PC4-19200)
  • CAS Latency (CL): CL17
  • Memory Rank: 2R (Dual Rank) x8
  • Brand: Crucial, Elpida, Kingston, Micron, Samsung or SK Hynix
  • Warranty: Lifetime
£96.99 (inc. VAT) £80.83 (ex. VAT)
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Available to order - Allow 2-3 days for delivery
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  • Total Capacity: 32GB DDR4 ECC Unbuffered DIMM
  • Module Type: DIMM
  • Type/Error Check: ECC Unbuffered
  • Memory Form Factor: DDR4 1.2v
  • Memory Speed: 2666MHz (PC4-21300)
  • CAS Latency (CL): CL17
  • Memory Rank: 2R (Dual Rank) x8
  • Brand: Crucial, Elpida, Kingston, Micron, Samsung or SK Hynix
  • Warranty: Lifetime
£214.99 (inc. VAT) £179.16 (ex. VAT)
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Available to order - Allow 2-3 days for delivery
  • Total Capacity: 8GB DDR4 ECC Unbuffered DIMM
  • Module Type: DIMM
  • Type/Error Check: ECC Unbuffered
  • Memory Form Factor: DDR4 1.2v
  • Memory Speed: 2133MHz (PC4-17000)
  • CAS Latency (CL): CL15
  • Memory Rank: 2R (Dual Rank) x8
  • Brand: Crucial, Elpida, Kingston, Micron, Samsung or SK Hynix
  • Warranty: Lifetime
£72.99 (inc. VAT) £60.83 (ex. VAT)
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Available to order - Allow 2-3 days for delivery
  • Total Capacity: 4GB DDR4 ECC Unbuffered DIMM
  • Module Type: DIMM
  • Type/Error Check: ECC Unbuffered
  • Memory Form Factor: DDR4 1.2v
  • Memory Speed: 2133MHz (PC4-17000)
  • CAS Latency (CL): CL15
  • Memory Rank: 1R (Single Rank) x8
  • Brand: Crucial, Elpida, Kingston, Micron, Samsung or SK Hynix
  • Warranty: Lifetime
£52.99 (inc. VAT) £44.16 (ex. VAT)
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Available to order - Allow 2-3 days for delivery
  • Total Capacity: 8GB DDR4 ECC Unbuffered SODIMM
  • Module Type: SODIMM
  • Type/Error Check: ECC Unbuffered
  • Memory Form Factor: DDR4 1.2v
  • Memory Speed: 2133MHz (PC4-17000)
  • CAS Latency (CL): CL15
  • Memory Rank: 2R (Dual Rank) x8
  • Brand: Crucial, Elpida, Kingston, Micron, Samsung or SK Hynix
  • Warranty: Lifetime
£72.99 (inc. VAT) £60.83 (ex. VAT)
View Details
Available to order - Allow 2-3 days for delivery
  • Total Capacity: 16GB DDR4 ECC Unbuffered SODIMM
  • Module Type: SODIMM
  • Type/Error Check: ECC Unbuffered
  • Memory Form Factor: DDR4 1.2v
  • Memory Speed: 2133MHz (PC4-17000)
  • CAS Latency (CL): CL15
  • Memory Rank: 2R (Dual Rank) x8
  • Brand: Crucial, Elpida, Kingston, Micron, Samsung or SK Hynix
  • Warranty: Lifetime
£128.99 (inc. VAT) £107.49 (ex. VAT)
View Details
Available to order - Allow 2-3 days for delivery
  • Total Capacity: 8GB DDR4 ECC Unbuffered DIMM
  • Module Type: DIMM
  • Type/Error Check: ECC Unbuffered
  • Memory Form Factor: DDR4 1.2v
  • Memory Speed: 2400MHz (PC4-19200)
  • CAS Latency (CL): CL17
  • Memory Rank: 2R (Dual Rank) x8
  • Brand: Crucial, Elpida, Kingston, Micron, Samsung or SK Hynix
  • Warranty: Lifetime
£58.99 (inc. VAT) £49.16 (ex. VAT)
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Available to order - Allow 2-3 days for delivery
Want it despatched today? Order within 7hrs 7mins
  • Total Capacity: 1GB DDR2 ECC Unbuffered DIMM
  • Module Type: DIMM
  • Type/Error Check: ECC Unbuffered
  • Memory Form Factor: DDR2 1.8v
  • Memory Speed: 667MHz (PC2-5300)
  • CAS Latency (CL): CL5
  • Memory Rank:
  • Brand: Crucial, Elpida, Kingston, Micron, Samsung or SK Hynix
  • Warranty: Lifetime
£24.99 (inc. VAT) £20.83 (ex. VAT)
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In stock for next day delivery
Want it despatched today? Order within 7hrs 7mins
  • Total Capacity: 2GB DDR2 ECC Unbuffered DIMM
  • Module Type: DIMM
  • Type/Error Check: ECC Unbuffered
  • Memory Form Factor: DDR2 1.8v
  • Memory Speed: 667MHz (PC2-5300)
  • CAS Latency (CL): CL5
  • Memory Rank: 2R (Dual Rank)
  • Brand: Crucial, Elpida, Kingston, Micron, Samsung or SK Hynix
  • Warranty: Lifetime
£24.99 (inc. VAT) £20.83 (ex. VAT)
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In stock for next day delivery
Want it despatched today? Order within 7hrs 7mins
  • Total Capacity: 16GB DDR4 ECC Unbuffered DIMM
  • Module Type: DIMM
  • Type/Error Check: ECC Unbuffered
  • Memory Form Factor: DDR4 1.2v
  • Memory Speed: 2400MHz (PC4-19200)
  • CAS Latency (CL): CL17
  • Memory Rank: 2R (Dual Rank) x8
  • Brand: Kingston
  • Warranty: Lifetime
£86.99 (inc. VAT) £72.49 (ex. VAT)
View Details
Awaiting Stock - Contact Us For Availability
  • Total Capacity: 8GB DDR4 ECC Unbuffered DIMM
  • Module Type: DIMM
  • Type/Error Check: ECC Unbuffered
  • Memory Form Factor: DDR4 1.2v
  • Memory Speed: 2400MHz (PC4-19200)
  • CAS Latency (CL): CL17
  • Memory Rank: 1R (Single Rank) x8
  • Brand: Kingston
  • Warranty: Lifetime
£48.99 (inc. VAT) £40.83 (ex. VAT)
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2-3 Working Days Delivery To The UK
Want it despatched today? Order within 7hrs 7mins
  • Total Capacity: 8GB DDR4 ECC Unbuffered SODIMM
  • Module Type: SODIMM
  • Type/Error Check: ECC Unbuffered
  • Memory Form Factor: DDR4 1.2v
  • Memory Speed: 2400MHz (PC4-19200)
  • CAS Latency (CL): CL17
  • Memory Rank: 1R (Single Rank) x8
  • Brand: Kingston
  • Warranty: Lifetime
£48.99 (inc. VAT) £40.83 (ex. VAT)
Buy Now
Available to order
Want it despatched today? Order within 7hrs 7mins
  • Total Capacity: 16GB DDR4 ECC Unbuffered SODIMM
  • Module Type: SODIMM
  • Type/Error Check: ECC Unbuffered
  • Memory Form Factor: DDR4 1.2v
  • Memory Speed: 2400MHz (PC4-19200)
  • CAS Latency (CL): CL17
  • Memory Rank: 2R (Dual Rank) x8
  • Brand: Kingston
  • Warranty: Lifetime
£86.99 (inc. VAT) £72.49 (ex. VAT)
View Details
Awaiting Stock - Contact Us For Availability
  • Total Capacity: 8GB DDR3 ECC Unbuffered DIMM
  • Module Type: DIMM
  • Type/Error Check: ECC Unbuffered
  • Memory Form Factor: DDR3 1.5v
  • Memory Speed: 1333MHz (PC3-10600)
  • CAS Latency (CL): CL9
  • Memory Rank: 2R (Dual Rank)
  • Brand: Crucial, Elpida, Kingston, Micron, Samsung or SK Hynix
  • Warranty: Lifetime
£68.99 (inc. VAT) £57.49 (ex. VAT)
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In stock for next day delivery
Want it despatched today? Order within 7hrs 7mins
  • Total Capacity: 4GB DDR3 ECC Unbuffered DIMM
  • Module Type: DIMM
  • Type/Error Check: ECC Unbuffered
  • Memory Form Factor: DDR3 1.5v
  • Memory Speed: 1600MHz (PC3-12800)
  • CAS Latency (CL): CL11
  • Memory Rank: 1R (Single Rank) x8
  • Brand: Crucial, Elpida, Kingston, Micron, Samsung or SK Hynix
  • Warranty: Lifetime
£32.99 (inc. VAT) £27.49 (ex. VAT)
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In stock for next day delivery
Want it despatched today? Order within 7hrs 7mins
  • Total Capacity: 8GB DDR3 ECC Unbuffered DIMM
  • Module Type: DIMM
  • Type/Error Check: ECC Unbuffered
  • Memory Form Factor: DDR3 1.5v
  • Memory Speed: 1866MHz (PC3-14900)
  • CAS Latency (CL): CL13
  • Memory Rank: 2R (Dual Rank)
  • Brand: Crucial, Elpida, Kingston, Micron, Samsung or SK Hynix
  • Warranty: Lifetime
£69.99 (inc. VAT) £58.33 (ex. VAT)
View Details
Available to order - Allow 2-3 days for delivery
  • Total Capacity: 8GB DDR3 VLP ECC Unbuffered VLP DIMM VLP
  • Module Type: DIMM VLP
  • Type/Error Check: ECC Unbuffered VLP
  • Memory Form Factor: DDR3 VLP 1.5v
  • Memory Speed: 1333MHz (PC3-10600)
  • CAS Latency (CL): CL9
  • Memory Rank:
  • Brand: Crucial, Elpida, Kingston, Micron, Samsung or SK Hynix
  • Warranty: Lifetime
£99.99 (inc. VAT) £83.33 (ex. VAT)
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In stock for next day delivery
Want it despatched today? Order within 7hrs 7mins
  • Total Capacity: 8GB DDR3L ECC Unbuffered DIMM
  • Module Type: DIMM
  • Type/Error Check: ECC Unbuffered
  • Memory Form Factor: DDR3L 1.35v
  • Memory Speed: 1333MHz (PC3-10600)
  • CAS Latency (CL): CL9
  • Memory Rank: 2R (Dual Rank)
  • Brand: Crucial, Elpida, Kingston, Micron, Samsung or SK Hynix
  • Warranty: Lifetime
£80.99 (inc. VAT) £67.49 (ex. VAT)
Buy Now
In stock for next day delivery
Want it despatched today? Order within 7hrs 7mins
  • Total Capacity: 4GB DDR3L ECC Unbuffered DIMM
  • Module Type: DIMM
  • Type/Error Check: ECC Unbuffered
  • Memory Form Factor: DDR3L 1.35v
  • Memory Speed: 1600MHz (PC3-12800)
  • CAS Latency (CL): CL11
  • Memory Rank:
  • Brand: Crucial, Elpida, Kingston, Micron, Samsung or SK Hynix
  • Warranty: Lifetime
£32.99 (inc. VAT) £27.49 (ex. VAT)
View Details
Available to order - Allow 2-3 days for delivery
  • Total Capacity: 16GB DDR4 ECC Unbuffered SODIMM
  • Module Type: SODIMM
  • Type/Error Check: ECC Unbuffered
  • Memory Form Factor: DDR4 1.2v
  • Memory Speed: 2666MHz (PC4-21300)
  • CAS Latency (CL): CL19
  • Memory Rank: 2R (Dual Rank) x8
  • Brand: Crucial, Elpida, Kingston, Micron, Samsung or SK Hynix
  • Warranty: Lifetime
£86.99 (inc. VAT) £72.49 (ex. VAT)
Buy Now
In stock for next day delivery
Want it despatched today? Order within 7hrs 7mins
  • Total Capacity: 8GB DDR4 ECC Unbuffered SODIMM
  • Module Type: SODIMM
  • Type/Error Check: ECC Unbuffered
  • Memory Form Factor: DDR4 1.2v
  • Memory Speed: 2666MHz (PC4-21300)
  • CAS Latency (CL): CL19
  • Memory Rank: 1R (Single Rank) x8
  • Brand: Crucial, Elpida, Kingston, Micron, Samsung or SK Hynix
  • Warranty: Lifetime
£58.99 (inc. VAT) £49.16 (ex. VAT)
Buy Now
In stock for next day delivery
Want it despatched today? Order within 7hrs 7mins
  • Total Capacity: 8GB DDR4 ECC Unbuffered SODIMM
  • Module Type: SODIMM
  • Type/Error Check: ECC Unbuffered
  • Memory Form Factor: DDR4 1.2v
  • Memory Speed: 2400MHz (PC4-19200)
  • CAS Latency (CL): CL17
  • Memory Rank: 1R (Single Rank) x8
  • Brand: Crucial, Elpida, Kingston, Micron, Samsung or SK Hynix
  • Warranty: Lifetime
£58.99 (inc. VAT) £49.16 (ex. VAT)
Buy Now
Available to order - Allow 2-3 days for delivery
Want it despatched today? Order within 7hrs 7mins
  • Total Capacity: 16GB DDR4 ECC Unbuffered SODIMM
  • Module Type: SODIMM
  • Type/Error Check: ECC Unbuffered
  • Memory Form Factor: DDR4 1.2v
  • Memory Speed: 2400MHz (PC4-19200)
  • CAS Latency (CL): CL17
  • Memory Rank: 2R (Dual Rank) x8
  • Brand: Crucial, Elpida, Kingston, Micron, Samsung or SK Hynix
  • Warranty: Lifetime
£96.99 (inc. VAT) £80.83 (ex. VAT)
Buy Now
Available to order - Allow 2-3 days for delivery
Want it despatched today? Order within 7hrs 7mins
  • Total Capacity: 8GB DDR4 ECC Unbuffered DIMM
  • Module Type: DIMM
  • Type/Error Check: ECC Unbuffered
  • Memory Form Factor: DDR4 1.2v
  • Memory Speed: 2400MHz (PC4-19200)
  • CAS Latency (CL): CL17
  • Memory Rank: 1R (Single Rank) x8
  • Brand: Crucial, Elpida, Kingston, Micron, Samsung or SK Hynix
  • Warranty: Lifetime
£58.99 (inc. VAT) £49.16 (ex. VAT)
Buy Now
Available to order - Allow 2-3 days for delivery
Want it despatched today? Order within 7hrs 7mins
  • Total Capacity: 4GB DDR4 ECC Unbuffered DIMM
  • Module Type: DIMM
  • Type/Error Check: ECC Unbuffered
  • Memory Form Factor: DDR4 1.2v
  • Memory Speed: 2400MHz (PC4-19200)
  • CAS Latency (CL): CL17
  • Memory Rank: 1R (Single Rank) x8
  • Brand: Crucial, Elpida, Kingston, Micron, Samsung or SK Hynix
  • Warranty: Lifetime
£46.99 (inc. VAT) £39.16 (ex. VAT)
Buy Now
Available to order
Want it despatched today? Order within 7hrs 7mins
  • Total Capacity: 16GB DDR4 ECC Unbuffered DIMM
  • Module Type: DIMM
  • Type/Error Check: ECC Unbuffered
  • Memory Form Factor: DDR4 1.2v
  • Memory Speed: 2133MHz (PC4-17000)
  • CAS Latency (CL): CL15
  • Memory Rank: 2R (Dual Rank) x8
  • Brand: Crucial, Elpida, Kingston, Micron, Samsung or SK Hynix
  • Warranty: Lifetime
£128.99 (inc. VAT) £107.49 (ex. VAT)
View Details
Available to order - Allow 2-3 days for delivery
  • Total Capacity: 16GB DDR4 ECC Unbuffered DIMM
  • Module Type: DIMM
  • Type/Error Check: ECC Unbuffered
  • Memory Form Factor: DDR4 1.2v
  • Memory Speed: 2666MHz (PC4-21300)
  • CAS Latency (CL): CL19
  • Memory Rank: 2R (Dual Rank) x8
  • Brand: Crucial, Elpida, Kingston, Micron, Samsung or SK Hynix
  • Warranty: Lifetime
£86.99 (inc. VAT) £72.49 (ex. VAT)
Buy Now
Available to order - Allow 2-3 days for delivery
Want it despatched today? Order within 7hrs 7mins

ECC Unbuffered RAM Memory upgrades are the quickest and most cost effective way to give your system a performance boost. We stock every capacity possible within the DDR2, DDR3, DDR3 VLP, DDR3L or DDR4 range and these capacities include 1GB, 2GB, 4GB, 8GB, 16GB and 32GB. ECC Unbuffered RAM Memory is available in ECC Unbuffered or ECC Unbuffered VLP and we stock the full range!

Looking for memory with low latencies? We also offer memory with low CAS Latencies too including; CL11, CL13, CL15, CL17, CL19, CL5 or CL9.

Enjoy Free Fast Next Day Delivery from MemoryCow on DDR2, DDR3, DDR3 VLP, DDR3L or DDR4 memory upgrades from some of the worlds leading brands such as Crucial, Elpida, Kingston, Micron, Samsung and SK Hynix. Click here to see our delivery options and costs.

We offer warranties on all our DDR2, DDR3, DDR3 VLP, DDR3L or DDR4 RAM modules including Lifetime.

Not sure which RAM type is suitable for your device? Why not try our configurator to find a recommended DDR2, DDR3, DDR3 VLP, DDR3L or DDR4 memory upgrade for your device. Click here to configure your perfect Memory/RAM upgrade today.

Still unsure on what DDR2, DDR3, DDR3 VLP, DDR3L or DDR4 memory upgrade you require for your device? Contact us today for advice. Click here for our contact details.

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Our Customer Reviews
I was pleased with my contact with this company. Good product good price. Fast despatch. No complaints. Thank you 
ekomi customer feedback
on 2019-09-16
Did what it said on the tin. Ordered specific samsung ddr4 desktop memory online with memory cow .. Fast delivery. Correct memory and it works fine. £*** for 8gb Cheapest I could find online ...Amazon was £*** more ...would recommend great 
ekomi customer feedback
on 2019-09-15
First time using this company, and it’s been first class. Delivery time acceptable(Free Delivery) product very good. Never had to contact customer service, so can’t comment. Would I use this company again, yes I probably would, their prices seem very competitive, so yes would definitely give them another go. 
ekomi customer feedback
on 2019-09-14
Excellent service and quality product searched for a while to find the correct product for my phone and this one was the right one. Highly recommend memory cow 
ekomi customer feedback
on 2019-09-13
Really helpful to be able to enter device and only be shown compatible items. Easy ordering, competitive prices, quick delivery. Would definitely recommend. 
ekomi customer feedback
on 2019-09-12
I can’t think of any at the moment. This is the first time I have purchased through you and I found the site easy and delivery was quick 
ekomi customer feedback
on 2019-09-11
ekomi gold customer feedback

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