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CMS 8GB (4X2GB) DDR2 5300 667MHZ ECC Registered DIMM Memory Ram Upgrade Compatible with Dell® Poweredge M605 Ddr2 Ecc Reg for Server Only - B115

CMS 8GB (4X2GB) DDR2 5300 667MHZ ECC Registered DIMM Memory Ram Upgrade Compatible with Dell® Poweredge M605 Ddr2 Ecc Reg for Server Only - B115

DDR28GB (4x2)667MHzRDIMMECC

Current price

$58.50

$7.31/GB

As of Apr 14, 2026 · Verify on Amazon · Price subject to change

vs avg $/GB

28% cheaper

Deal score

65/100

At $7.31/GB — 28% below the DDR2 market average.

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Availability unconfirmed

Product prices and availability are accurate as of the date of the last daily update and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product. Affiliate link.

At a Glance

Strengths

  • +28% below the overall DDR2 market average $/GB

Limitations

  • No customer reviews available yet on Amazon
  • Limited price history — recently added to tracking, trends not yet available
  • Requires ECC-compatible CPU and motherboard — not supported on most consumer platforms
  • Availability unconfirmed — may be out of stock or delisted

All points are derived from price data, customer ratings, and product specifications — not editorial opinion. Updated daily.

Is This RAM Right for You?

Based on 8GB (4x2) DDR2 ECC DIMM specifications.

Gaming✕ Not suited

ECC RAM is not supported on gaming platforms (consumer CPUs/boards)

Office / School✕ Not suited

ECC RAM requires server-grade hardware — not compatible with standard office PCs

Content Creation✓ Ideal

ECC RAM protects long renders from silent data corruption — ideal for professional workstations

Server / NAS✓ Ideal

ECC RAM detects and corrects memory errors — required for data-critical servers and ZFS storage

Laptop Upgrade✕ Not suited

This is a desktop DIMM — laptop upgrades require SO-DIMM modules. See Laptop RAM Prices for compatible options.

Verdicts based on capacity, form factor, and ECC specifications — not editorial opinion. Capacity recommendations reflect 2026 software requirements.

Price History

Updated daily — track price trends over time

Speed Ranking

Top 43%

667MHz ranks in the top 43% of all DDR2 speeds tracked (33 modules).

SlowestFastest

Specifications

Memory TypeDDR2
Capacity8GB (4x2)
Speed667MHz
Form FactorRDIMM
ECCYes
ASINB00G00QOHC

Frequently Asked Questions

Is the 8GB (4x2) 667MHz DDR2 compatible with my motherboard?

Compatibility depends on your motherboard's supported memory type (DDR2), speed, and capacity. Check your motherboard manufacturer's QVL list to confirm this module is validated for your specific board.

Is this DDR2 module a good deal right now?

At $7.31/GB, this module is 28% below the overall DDR2 market average $/GB across all capacities. Check the price history chart above to see how the price has moved recently. Prices are updated daily from Amazon.

What is 667MHz RAM used for?

This is an ECC (Error-Correcting Code) RAM module designed for servers, workstations, and NAS systems where data integrity is critical. ECC RAM detects and corrects single-bit memory errors automatically. It requires a compatible CPU and motherboard — most consumer platforms do not support ECC. See our ECC RAM guide for platform compatibility details.

How does this brand RAM compare to other brands?

Compare this module against other brands using the RAM comparison tool. Key factors to consider: price per GB, customer ratings, warranty coverage, and compatibility with your specific motherboard.

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