Silicon Power
OWC 32GB DDR4 2933MHz PC4-23400 CL21 1.2V 288pin Server ECC Registered RDIMM Memory RAM Compatible with Lenovo ThinkSystem (Xeon SP Gen 2) SD530 SD650 SN550 SN850 SR630
Enterprise ECC Stability
Validated by C.R. Vinoth Kumar ยท Founder & Senior Editor
This is an Error Correcting Code (ECC) server module designed to prevent silent data corruption in 24/7 server environments (like TrueNAS/ZFS or enterprise workloads). Ensure your motherboard and CPU officially support ECC before purchasing.
Current price
$329.99$10.31/GBAs of May 30, 2026 ยท Verify on Amazon ยท Price subject to change
$/GB vs DDR4 market avg
Near avgAt $10.31/GB โ DDR4 market rate.
Buy on AmazonLoad alertsVerify Alternative Stores
Our systems refresh prices daily from Amazon.com to secure the absolute lowest USD market rate. You can cross-reference this RAM kit (ASIN: B0CFSKYZHQ) against alternative marketplaces like Newegg or Crucial before buying.
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. As an Amazon Associate we earn from qualifying purchases.
At a Glance
Limitations
- No customer reviews available yet on Amazon
- Limited price history โ recently added to tracking, trends not yet available
- Requires ECC-compatible CPU and motherboard โ not supported on most consumer platforms
- Availability unconfirmed โ may be out of stock or delisted
All points are derived from price data, customer ratings, and product specifications โ not editorial opinion. Updated daily.
Is This RAM Right for You?
Based on 32GB DDR4 ECC DIMM specifications.
ECC RAM is not supported on gaming platforms (consumer CPUs/boards)
ECC RAM requires server-grade hardware โ not compatible with standard office PCs
ECC RAM protects long renders from silent data corruption โ ideal for professional workstations
ECC RAM detects and corrects memory errors โ required for data-critical servers and ZFS storage
This is a desktop DIMM โ laptop upgrades require SO-DIMM modules. See Laptop RAM Prices for compatible options.
Verdicts based on capacity, form factor, and ECC specifications โ not editorial opinion. Capacity recommendations reflect 2026 software requirements.
Price History
Updated daily โ track price trends over time
Current
$329.99
38d Low
$329.99
38d High
$329.99
38d Avg
$329.99
Speed Ranking
Top 42%
2933MHz ranks in the top 42% of all DDR4 speeds tracked (1,546 modules).
Z-Score Deviation
Fair / Average Price
Deviation: 1.00ฯ
This product is currently priced within normal historical margins.
Specifications
Memory TypeDDR generation (DDR4 vs DDR5) ยท guide | DDR4 |
CapacityTotal kit memory size ยท guide | 32GB |
| Kit Config | โ Single stick โ runs in single-channel mode. Buy 2ร for dual-channel performance. |
SpeedFrequency in MT/s or MHz ยท guide | 2933MHz |
CAS LatencyClock cycles response delay ยท guide | CL21 |
True LatencyAbsolute nanosecond latency | 14.32 ns(High latency)= (21 ร 2000) รท 2933 |
Form FactorDIMM (Desktop) vs SO-DIMM (Laptop) | RDIMM |
ECCError-correcting capability ยท guide | Yes |
VoltageOperating voltage level | 1.2V |
ASIN | B0CFSKYZHQ |
Spotted a wrong price or spec? Report a data correction ยท How we verify data
Cheaper Alternatives
Same 32GB DDR4 โ lower $/GB than this product
SK Hynix
Hynix HMA84GR7AFR4N-UH 32gb Ddr4-2400mhz Ecc Mem New Brown Box See Warranty Notes44% cheaper/GB
42% cheaper/GB
Samsung
Samsung 32GB DDR4 2400MHz PC4-19200 ECC RDIMM 2Rx4 Dual Rank 1.2V Registered DIMM 288-Pin Server RAM Memory M393A4K40CB1-CRC41% cheaper/GB
Ranked by lowest $/GB. Same 32GB DDR4 DIMM only. Prices updated daily.
DDR4 Price by Capacity
Average $/GB across all DDR4 modules in the database
| Capacity | Avg $/GB |
|---|---|
| 8GB | $9.68/GB |
| 16GB | $9.70/GB |
| 32GBThis product | $9.02/GB |
| 64GB | $8.97/GB |
| 128GB | $6.58/GB |
Also available from Silicon Power
Same brand, different configurations
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Patriot Viper Steel DDR4 RAM 16GB (2X8GB) 3600MHz CL17 1.35v UDIMM Desktop Gaming Memory Kit Compatible with XMP - PVS416G360C7K
Related pages
Frequently Asked Questions
Is the Silicon Power 32GB 2933MHz DDR4 compatible with my motherboard?
Compatibility depends on your motherboard's supported memory type (DDR4), speed, and capacity. Check your motherboard manufacturer's QVL list to confirm this module is validated for your specific board.
Is this DDR4 module a good deal right now?
At $329.99 ($10.31/GB), this module is priced near the DDR4 market average. Check the price history chart above to see if prices have been trending up or down recently.
What is 2933MHz 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 โ most consumer platforms do not support ECC. See our ECC RAM guide for platform compatibility details.
How does Silicon Power RAM compare to other brands?
Silicon Power has 74 modules tracked with an average customer rating of 4.5โ . Browse all Silicon Power modules or use the comparison tool to see how it stacks up against Corsair, G.Skill, Kingston, and Crucial.
Is 32GB of RAM enough for gaming in 2026?
32GB is more than enough for gaming in 2026. Most AAA titles use 16โ24GB alongside Discord and a browser. 32GB gives you headroom for streaming, recording, and running multiple applications simultaneously.
What is the difference between a single 32GB stick and a 2ร16GB kit?
A single 32GB stick runs in single-channel mode, using only one memory channel. A 2ร16GB kit of the same total capacity runs in dual-channel mode, doubling memory bandwidth and improving real-world performance by 10โ30%. For best performance, always buy RAM in matched pairs.
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Expertly Curated by C.R. Vinoth Kumar
Lead Hardware AnalystC.R. Vinoth Kumar is a senior systems systems engineer and memory hardware architect with over 12 years of experience benchmarking computer components, building performance virtualization servers, and assembling local LLM inference rigs. Every memory module tracked in our database is mathematically checked using custom telemetry to isolate nanosecond CAS latency bounds, price-per-gigabyte market averages, and Ryzen/Intel platform pairings.
As an Amazon Associate we earn from qualifying purchases. Prices are updated daily and may change on Amazon.