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Asus PRIME X399-A Motherboard Compatible Memory RAM Upgrades

Asus PRIME X399-A
Filters
Device Specifications
Maximum Memory 128GB ECC DIMMs - 128GB Non-ECC DIMMs
Maximum Memory Per Slot 16GB ECC DIMMs - 16GB Non-ECC DIMMs
Number Of Memory Sockets 8
Device Specifications
Make & Model: Asus PRIME X399-A
Device Type: Motherboard
Memory RAM Type DIMM
Error Check Non-ECC
ECC Unbuffered
Memory Speed 3200MT/s (PC4-25600)
2666MT/s (PC4-21300)
Number Of Memory Sockets 8
Maximum Memory 128GB ECC DIMMs - 128GB Non-ECC DIMMs
Maximum Memory Per Slot 16GB ECC DIMMs - 16GB Non-ECC DIMMs
Memory Form Factor DDR4
Memory Voltage 1.2v
1.35v
Asus Support: http://support.asus.com/ServiceHome.aspx?SLanguage=en

2666MT/s DDR4 Non-ECC Memory

16GB Non ECC
Capacity: 16GB DDR4 Non-ECC DIMM
Memory Speed: 2666MT/s
Capacity: 16GB DDR4 Non-ECC DIMM
Memory Speed: 2666MT/s
5 Read Reviews (10)
  • Capacity: 16GB DDR4 Non-ECC DIMM
  • Module Type: DIMM
  • Type/Error Check: Non-ECC
  • Memory Form Factor: DDR4 1.2v
  • Memory Speed: 2666MT/s (PC4-21300)
  • CAS Latency (CL): CL19
  • DRAM Specifics: 8Gbit, 2R (Dual Rank), x8
  • Brand: OEM / Originals
  • Warranty: Lifetime
£36.38 (inc. VAT) £30.32 (ex. VAT)
Includes Free Delivery To UK
Want it despatched today? Order within 14hrs 24mins
Want it despatched today? Order within 14hrs 24mins
8GB Non ECC
Capacity: 8GB DDR4 Non-ECC DIMM
Memory Speed: 2666MT/s
Capacity: 8GB DDR4 Non-ECC DIMM
Memory Speed: 2666MT/s
5 Read Reviews (7)
  • Capacity: 8GB DDR4 Non-ECC DIMM
  • Module Type: DIMM
  • Type/Error Check: Non-ECC
  • Memory Form Factor: DDR4 1.2v
  • Memory Speed: 2666MT/s (PC4-21300)
  • CAS Latency (CL): CL19
  • DRAM Specifics: 8Gbit, 1R (Single Rank), x8
  • Brand: OEM / Originals
  • Warranty: Lifetime
£23.03 (inc. VAT) £19.19 (ex. VAT)
Includes Free Delivery To UK
Want it despatched today? Order within 14hrs 24mins
Want it despatched today? Order within 14hrs 24mins
4GB Non ECC
Capacity: 4GB DDR4 Non-ECC DIMM
Memory Speed: 2666MT/s
Capacity: 4GB DDR4 Non-ECC DIMM
Memory Speed: 2666MT/s
5 Read Review (1)
  • Capacity: 4GB DDR4 Non-ECC DIMM
  • Module Type: DIMM
  • Type/Error Check: Non-ECC
  • Memory Form Factor: DDR4 1.2v
  • Memory Speed: 2666MT/s (PC4-21300)
  • CAS Latency (CL): CL19
  • DRAM Specifics: 8Gbit, 1R (Single Rank), x16
  • Brand: OEM / Originals
  • Warranty: Lifetime
£21.23 (inc. VAT) £17.69 (ex. VAT)
Includes Free Delivery To UK
Want it despatched today? Order within 14hrs 24mins
Want it despatched today? Order within 14hrs 24mins

2666MT/s DDR4 ECC Unbuffered RAM Memory

16GB ECC Unbuffered (2Rx8)
5 Read Reviews (3)
  • Capacity: 16GB DDR4 ECC Unbuffered DIMM
  • Module Type: DIMM
  • Type/Error Check: ECC Unbuffered
  • Memory Form Factor: DDR4 1.2v
  • Memory Speed: 2666MT/s (PC4-21300)
  • CAS Latency (CL): CL19
  • DRAM Specifics: 8Gbit, 2R (Dual Rank), x8
  • Brand: OEM / Originals
  • Warranty: Lifetime
£71.12 (inc. VAT) £59.27 (ex. VAT)
Includes Free Delivery To UK
Want it despatched today? Order within 14hrs 24mins
16GB ECC Unbuffered (1Rx8)
  • Capacity: 16GB DDR4 ECC Unbuffered DIMM
  • Module Type: DIMM
  • Type/Error Check: ECC Unbuffered
  • Memory Form Factor: DDR4
  • Memory Speed: 2666MT/s (PC4-21300)
  • CAS Latency (CL): CL19
  • DRAM Specifics: 16Gbit, 1R (Single Rank), x8
  • Brand: OEM / Originals
  • Warranty: Lifetime
£71.12 (inc. VAT) £59.27 (ex. VAT)
Includes Free Delivery To UK
Want it despatched today? Order within 14hrs 24mins
8GB ECC Unbuffered (1Rx8)
5 Read Review (1)
  • Capacity: 8GB DDR4 ECC Unbuffered DIMM
  • Module Type: DIMM
  • Type/Error Check: ECC Unbuffered
  • Memory Form Factor: DDR4 1.2v
  • Memory Speed: 2666MT/s (PC4-21300)
  • CAS Latency (CL): CL19
  • DRAM Specifics: 8Gbit, 1R (Single Rank), x8
  • Brand: OEM / Originals
  • Warranty: Lifetime
£44.23 (inc. VAT) £36.86 (ex. VAT)
Includes Free Delivery To UK
Want it despatched today? Order within 14hrs 24mins

2666MT/s DDR4 FURY Beast (RGB) Gaming RAM Memory

64GB (16GBx4) Non ECC 2Rx8
Capacity: 64GB (16GB x4) DDR4 Non-ECC DIMM
Memory Speed: 2666MT/s
KF426C16BB12AK4/64
Capacity: 64GB (16GB x4) DDR4 Non-ECC DIMM
Memory Speed: 2666MT/s
KF426C16BB12AK4/64
  • Capacity: 64GB (16GB x4) DDR4 Non-ECC DIMM
  • Module Type: DIMM
  • Type/Error Check: Non-ECC
  • Memory Form Factor: DDR4 1.2v
  • Memory Speed: 2666MT/s (PC4-21300)
  • CAS Latency (CL): CL16
  • DRAM Specifics: 8Gbit, 2R (Dual Rank), x8
  • Brand: Kingston
  • Warranty: Lifetime
£174.61 (inc. VAT) £145.51 (ex. VAT)
Includes Free Delivery To UK
Want it despatched today? Order within 14hrs 24mins
32GB (8GBx4) Non ECC 1Rx8
Capacity: 32GB (8GB x4) DDR4 Non-ECC DIMM
Memory Speed: 2666MT/s
KF426C16BB2AK4/32
Capacity: 32GB (8GB x4) DDR4 Non-ECC DIMM
Memory Speed: 2666MT/s
KF426C16BB2AK4/32
  • Capacity: 32GB (8GB x4) DDR4 Non-ECC DIMM
  • Module Type: DIMM
  • Type/Error Check: Non-ECC
  • Memory Form Factor: DDR4 1.2v
  • Memory Speed: 2666MT/s (PC4-21300)
  • CAS Latency (CL): CL16
  • DRAM Specifics: 8Gbit, 1R (Single Rank), x8
  • Brand: Kingston
  • Warranty: Lifetime
£113.01 (inc. VAT) £94.18 (ex. VAT)
Includes Free Delivery To UK
Want it despatched today? Order within 14hrs 24mins

3200MT/s DDR4 FURY Beast (RGB) Gaming RAM Memory

32GB (8GBx4) Non ECC 1Rx8
Capacity: 32GB (8GB x4) DDR4 Non-ECC DIMM
Memory Speed: 3200MT/s
KF432C16BB2AK4/32
Capacity: 32GB (8GB x4) DDR4 Non-ECC DIMM
Memory Speed: 3200MT/s
KF432C16BB2AK4/32
  • Capacity: 32GB (8GB x4) DDR4 Non-ECC DIMM
  • Module Type: DIMM
  • Type/Error Check: Non-ECC
  • Memory Form Factor: DDR4 1.35v
  • Memory Speed: 3200MT/s (PC4-25600)
  • CAS Latency (CL): CL16
  • DRAM Specifics: 8Gbit, 1R (Single Rank), x8
  • Brand: Kingston
  • Warranty: Lifetime
£113.01 (inc. VAT) £94.18 (ex. VAT)
Includes Free Delivery To UK
Want it despatched today? Order within 14hrs 24mins

3200MT/s DDR4 FURY Beast Gaming RAM Memory

32GB (8GBx4) Non ECC 1Rx8
Capacity: 32GB (8GB x4) DDR4 Non-ECC DIMM
Memory Speed: 3200MT/s
KF432C16BBK4/32
Capacity: 32GB (8GB x4) DDR4 Non-ECC DIMM
Memory Speed: 3200MT/s
KF432C16BBK4/32
  • Capacity: 32GB (8GB x4) DDR4 Non-ECC DIMM
  • Module Type: DIMM
  • Type/Error Check: Non-ECC
  • Memory Form Factor: DDR4 1.35v
  • Memory Speed: 3200MT/s (PC4-25600)
  • CAS Latency (CL): CL16
  • DRAM Specifics: 8Gbit, 1R (Single Rank), x8
  • Brand: Kingston
  • Warranty: Lifetime
£86.79 (inc. VAT) £72.33 (ex. VAT)
Includes Free Delivery To UK
Want it despatched today? Order within 14hrs 24mins

3200MT/s DDR4 FURY Renegade (RGB) Gaming RAM Memory

64GB (16GBx4) Non ECC 2Rx8
Capacity: 64GB (16GB x4) DDR4 Non-ECC DIMM
Memory Speed: 3200MT/s
KF432C16RB12AK4/64
Capacity: 64GB (16GB x4) DDR4 Non-ECC DIMM
Memory Speed: 3200MT/s
KF432C16RB12AK4/64
  • Capacity: 64GB (16GB x4) DDR4 Non-ECC DIMM
  • Module Type: DIMM
  • Type/Error Check: Non-ECC
  • Memory Form Factor: DDR4 1.35v
  • Memory Speed: 3200MT/s (PC4-25600)
  • CAS Latency (CL): CL16
  • DRAM Specifics: 8Gbit, 2R (Dual Rank), x8
  • Brand: Kingston
  • Warranty: Lifetime
£186.41 (inc. VAT) £155.34 (ex. VAT)
Includes Free Delivery To UK
Want it despatched today? Order within 14hrs 24mins
32GB (8GBx4) Non ECC 1Rx8
Capacity: 32GB (8GB x4) DDR4 Non-ECC DIMM
Memory Speed: 3200MT/s
KF432C16RB2AK4/32
Capacity: 32GB (8GB x4) DDR4 Non-ECC DIMM
Memory Speed: 3200MT/s
KF432C16RB2AK4/32
  • Capacity: 32GB (8GB x4) DDR4 Non-ECC DIMM
  • Module Type: DIMM
  • Type/Error Check: Non-ECC
  • Memory Form Factor: DDR4 1.35v
  • Memory Speed: 3200MT/s (PC4-25600)
  • CAS Latency (CL): CL16
  • DRAM Specifics: 8Gbit, 1R (Single Rank), x8
  • Brand: Kingston
  • Warranty: Lifetime
£123.49 (inc. VAT) £102.91 (ex. VAT)
Includes Free Delivery To UK

3200MT/s DDR4 FURY Renegade Gaming RAM Memory

32GB (8GBx4) Non ECC 1Rx8
Capacity: 32GB (8GB x4) DDR4 Non-ECC DIMM
Memory Speed: 3200MT/s
KF432C16RB2K4/32
Capacity: 32GB (8GB x4) DDR4 Non-ECC DIMM
Memory Speed: 3200MT/s
KF432C16RB2K4/32
  • Capacity: 32GB (8GB x4) DDR4 Non-ECC DIMM
  • Module Type: DIMM
  • Type/Error Check: Non-ECC
  • Memory Form Factor: DDR4 1.35v
  • Memory Speed: 3200MT/s (PC4-25600)
  • CAS Latency (CL): CL16
  • DRAM Specifics: 8Gbit, 1R (Single Rank), x8
  • Brand: Kingston
  • Warranty: Lifetime
£95.97 (inc. VAT) £79.98 (ex. VAT)
Includes Free Delivery To UK
Want it despatched today? Order within 14hrs 24mins
Asus PRIME X399-A

High quality Asus PRIME X399-A Motherboard upgrades.

Buy Asus PRIME X399-A Motherboard Memory/RAM upgrades from MemoryCow. MemoryCow stocks DDR4 4GB, 8GB and 16GB memory upgrades for your Asus PRIME X399-A Motherboard to boost performance, capacity and your overall computing experience.

Why buy from MemoryCow?

All our orders are shipped from the UK and all our RAM/Memory upgrades are backed by a lifetime warranty. We supply only the highest quality memory from the worlds premium memory brands including Kingston, Samsung, Crucial, Micron and SK-hynix. If you are looking for a fixed supply of memory from a particular brand with a particular part number please contact us with your specific requirements and we will quote and source for you accordingly.

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Delivery Costs

 

MemoryCow despatch times:

 

Day/Time Of Order Same Day Despatch Expected Despatch Date
Monday-Friday (Up to 4pm) Yes. Same day.
Monday-Friday (After 4pm) No. Next working day. If ordered after 4pm on a Friday the despatch date will be the following Monday (excluding public holidays).
Saturday-Sunday N/A. The following Monday excluding public holidays.

United Kingdom (Inc Channel Islands);

Next Working Day By 1pm (Royal Mail Guaranteed Next Working) - £7.99.

Tracked24 (Royal Mail Estimated Next Working Day) £4.99.

Economy (Royal Mail Estimated 3-5 working days) £FREE.

Express Courier (DPD/DHL/TNT/UPS) £7.99.

Our Customer Reviews
It works well, cheap for such high capacity. Thanks  
ekomi customer feedback
on 2022-12-08
Great service and great product. I will definitely use you again and tell my friends.  
ekomi customer feedback
on 2022-12-07
Great service and my order came earlier than was expected. The best part was when I went to the checkout it gave me the option to type in what my device was then they did a check to make sure it was compatible with my order! Nice Touch!!  
ekomi customer feedback
on 2022-12-06
I was very satisfied from start to finish. You kept me updated regarding my order all the way through the process  
ekomi customer feedback
on 2022-12-05
Excellent service  
ekomi customer feedback
on 2022-12-04
Good product at the right price.  
ekomi customer feedback
on 2022-12-02
ekomi gold customer feedback

Awarded the eKomi
Gold Seal of Approval!

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