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Micron

Micron DDR5-4800 ECC RDIMM Spec and Price in the United States

DDR51x64GBRDIMM16.67 ns true latency

Micron's own registered line at the 4800 MT/s JEDEC baseline runs the 64GB module at CL40 with 2Rx4 ranks and on-die ECC, per the documented listings, with a 32GB 1Rx4 grade — the manufacturer-branded server memory option alongside the NEMIX and Kingston Server Premier RDIMM models.

Tied 9th of 18 models in the Server RAM catalog on Speed — 4 models share this figure.

Current best price
From $1,044.96Price too old to confirm

Prices exclude sales tax.

The last tracked price for the 1x32GB Micron DDR5-4800 ECC RDIMM in the United States was $1,044.96 at Amazon.com, captured 2026-08-24. Across one tracked merchant and 112 days of recorded prices, the 90-day median for the 1x32GB Micron DDR5-4800 ECC RDIMM is $1,357.99 and the lowest recorded price is $142.97. This site began capturing prices on July 30, 2026; for Amazon listings, prices dated earlier come from Keepa's price history.

Captured periodically and may have changed.

Price history

30D90D180DAll
  • 1x64GB
  • 1x32GB
May 5, 202682 data pointstoday · $1,357.99

Each point is one day's recorded price, not a list price. Points dated before July 30, 2026, when this site began capturing prices, come from Keepa's Amazon price history. How we track prices

Specifications

Capacity
1x64GB
Memory type
DDR5
Speed
4800 MT/s
CAS latency
Form factor
RDIMM
Voltage
1.1 V
Modules
1
RGB
No
ECC support
Yes

Capacities

ConfigurationPart numberCurrent best price
1x64GBMTC40F2046S1RC48BA1

$2,493.30

Price too old to confirm

1x32GBMTC20F1045S1RC48BA2R

$1,044.96

Price too old to confirm

Guides for this category

How much RAM you actually needHow to size memory from the pressure your machine is under now, why running short quietly costs speed, and when a matched pair beats one stick.RAM speed and latency, and when they matterWhat a kit's MT/s and CAS latency each measure, why true latency is the two together, and the machines where the numbers actually change anything.SO-DIMM vs DIMM: the memory a laptop takesWhy laptop memory is a different module from desktop memory, how DDR4 and DDR5 are keyed apart, and why some machines take no module at all.What is ECC memory, and when you need itWhat error-correcting memory actually catches, how registered and load-reduced modules differ from unbuffered ones, and why the platform decides.

Sources

Every spec above was pulled from one of these — a field a source didn't state was left off rather than estimated.