Pc 100 Ram
Overview
Product sourcing insights & recommendations
The phrase PC100 RAM refers to a legacy computer memory standard dominant in the late 1990s. Today, it exists as a niche "retro" or industrial component, while the broader 2026 RAM market is undergoing a structural crisis characterized by extreme price surges and supply shortages.
1. Product Insights: What is PC100 RAM?
PC100 is a Synchronous Dynamic Random-Access Memory (SDRAM) standard designed for systems with a 100 MHz front-side bus (FSB), primarily used with Intel Pentium II and Pentium III processors. WikipediaScribd
* Technical Profile: Operating at 3.3V, these 168-pin DIMMs (or 144-pin SO-DIMMs for laptops) offer a maximum theoretical bandwidth of 800 MB/s. Scribd
* Quality Standard: It was the first standard to mandate a 6-layer PCB to reduce electrical noise, ensuring stability at 100 MHz speeds where previous RAM often failed. Scribd
* Modern Availability: Sourcing PC100 today involves either specialized B2B suppliers for industrial maintenance or the secondary "retro computing" market. Prices for 128MB to 512MB modules typically range from $5 to $55 per unit depending on capacity and parity (ECC).
2. 2026 Market Trends & Global Crisis
While PC100 is a legacy tech, the current RAM market in 2026 is facing unprecedented disruption. UnisystemIdc
* Structural Shortage: A massive pivot towards AI data centers has consumed up to 70% of global memory capacity, causing a severe shortage for consumer and standard industrial PCs. FacebookUnisystem
* Price Inflation: Average prices for modern RAM (DDR5) have increased by 200% to 400% since mid-2025. This "AI tax" is driving lead times for even standard modules to 20–30+ weeks. UnisystemYoutube
* The "DDR4 Purge": Manufacturers are aggressively cutting DDR4 production to prioritize high-margin AI chips, creating a supply gap for users of older (but not yet "retro") hardware. UnisystemIdc
3. Sourcing Options
I have identified over 180 listings for PC100 SDRAM modules matching your criteria, primarily from specialized industrial suppliers.
Based on these results, you might be interested in:
Pc100 Sdram 128mb 256mb 512mb 168 Pin Dimm Memory Module
Products · 2 lists
501-7385 512MB 100Mhz PC100 SDRAM
Shenzhen Guanghecheng Trade Co., Ltd.🇨🇳CN4 yrs
C2388A 128MB SD Ram Memory Sodimm Module Compatible for HP Designjet 500 500Ps 800 800Ps PC100 Printer Memory C7769-60245
Shenzhen Discawo Technology Co., Limitedverified🇨🇳CN10 yrs
KTH6097-256 KINGSTON MEMORY 256GB 100MHZ PC100 ECC SDRAM KTH6097-256 KTH6097/256, 9962228-001.A00
Compan-IT Sp.k.PL1 yr
New Plc A76l-0500-0019 Memory Module Sdram 128mb
M1SF-12MB3CDB-J Memory - Modules MODULE DDR SDRAM 512MB 200SODIMM M1SF-12MB3CDB-J
Shenzhen Vkolink Tech Co., Ltd.🇨🇳CN1 yr
Plc New A76l-0500-0019 Memory Module Sdram 128mb for Warranty Product
Xiamen Aopro Automation Equipment Co., Ltd.🇨🇳CN1 yr
Plc New A76l-0500-0019 Memory Module Sdram 128mb for Warranty Product
Xiamen Bokong Automation Equipment Co., Ltd.🇨🇳CN1 yr
Made in China High-quality and High-performance Memory Module 4GB 8GB DDR3L1600 Notebook Memory Module204-Pin DDR3 SDRAM
New Original A5E00087816 128MB SDRAM SO-DIMM Memory Module for Industrial Control System
Anxi Haituo Intelligent Technology Co., Ltd.🇨🇳CN1 yr
For 16GB DDR4 SDRAM Memory Module 2400 MHz ECC Registered M393A2G40EB1-CRC
Shenzhen Hailian Huhui Technology Co., Ltd.🇨🇳CN5 yrs
Memory Module RAM K4AAG165WA-BCTD DDR4 16Gb SDRAM Flash Chip
Shenzhen Keyongbang Electronic Co., Ltd.🇨🇳CN4 yrs
New Price KVR32N22S8/16 KVR32N22S8-16 16 GB DDR4 3200 MHz SDRAM Memory Module RAM for Kingston
Heron Technology Co., Limited🇭🇰HK3 yrs
New Price KVR32N22S8/16 KVR32N22S8-16 16 DDR4 3200 MHz SDRAM Memory Module RAM for
CRYSTAL DRINK COMPANY LIMITED🇹🇭TH1 yr
MT62F1G32D2DS-023 IT:B 1GB LPDDR4 SDRAM Memory Chip 32-bit High Speed for Smartphone Tablet IoT Module and Embedded Systems
One Stop Electronics (Shenzhen) Co., Ltd.🇨🇳CN1 yr
#24058 SDRAM Board (B) H57V1262GTR Accessory Sensor Modules Kits for Synchronous DRAM Memory Evaluation & Development
Shenzhen Chipskey Technology Co., Ltd.verified🇨🇳CN15 yrs
16GB DDR4 SDRAM Memory Module
Xiamen Jianglun Import And Export Co., Ltd.🇨🇳CN1 yr
MODULE 128MB SDRAM 128MB FLASH FS-3002 Electronic Components And Parts Embedded In Stock
New in Stock M321R8GA0PB0-CWMXH 64GB PC5-44800 DDR5-5600MHz ECC Registered RDIMM Dual Rank Memory Module for Server
Beijing Shibei Acceleration Technology Co., Ltd.verified🇨🇳CN4 yrs
New in Stock M321R8GA0PB0-CWMXH 64GB PC5-44800 DDR5-5600MHz ECC Registered RDIMM Dual Rank Memory Module for Server
Beijing Chuanghai Xinji Information Technology Co., Ltd.verified🇨🇳CN2 yrs
H5PS1G63JFR-Y5C 1Gb DDR2 SDRAM Memory IC 1.8 V FBGA84 High Speed DRAM Module for Embedded System Industrial Control
Shenzhen Tianzheng Xuan Electronic Technology Co., Ltd.verified🇨🇳CN1 yr
A7910488 16gb (1x16gb) 2133mhz PC4-17000 Cl15 2rx4 Ecc Registered 1.2v DDR4 Sdram 288-pin Rdimm Memory Module Server
Guangzhou Jincheng Electronic Technology Co., Ltd.verified🇨🇳CN15 yrs
Original Used for 32GB 64GB DDR4 SDRAM ECC 1066MHz Server Memory RAM
Beijing Wisdom Creative Information Technology Co., Ltd.verified🇨🇳CN6 yrs
KVR32N22S6L/8-SP 8GB DDR4-3200 CL16 SDRAM (Synchronous DRAM) 1Rx8, Memory Module
Guangzhou Fangbo Trade Limited🇨🇳CN8 yrs
P03051-191 16GB (1x16gb) DDR4-2933MHZ Pc4-23400 Cl21 Ecc Registered Single Rank X4 1.2v 288pin Sdram Server Memory Module
Shenzhen Sitenghui Technology Co., Ltd.🇨🇳CN13 yrs
New Original 512Mbit SDRAM Memory IC LVTTL 133MHz 65Ns 54-TSOP II Integrated Circuit
Shenzhen Kuanwei Technology Co., Ltd.🇨🇳CN1 yr
MAX6447UK46L 8Gb DDR4 SDRAM Chip 1.2V 3200Mbps 512Mx16 96FBGA for PC & Server
Shenzhen Jinhongrui Electronics Co., Ltd.🇨🇳CN1 yr
Good Price KVR32N22S8/16 16 DDR4 3200 MHz SDRAM Memory Module RAM
P03051-191 16GB (1x16gb) DDR4-2933MHZ Pc4-23400 Cl21 Ecc Registered Single Rank X4 1.2v 288pin Sdram Server Memory Module
New Original 512Mbit SDRAM Memory IC LVTTL 133MHz 65Ns 54-TSOP II Integrated Circuit
MAX6447UK46L 8Gb DDR4 SDRAM Chip 1.2V 3200Mbps 512Mx16 96FBGA for PC & Server
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Sources & References
24 sources cited · Verified industry data & reports
What kind of RAM is this? I'm trying to upgrade my retro pc ...
Reddit · r/computers
It's on that left sticker. PC100-322-620 is the what you need to match. Make sure the motherboard can support the upgrade.
Understanding PC100 and PC133 SDRAM | PDF
Scribd
PC100 SDRAM was developed to provide stable operation at 100MHz bus speeds, with minimum 10ns access time. Higher quality PC100 SDRAM with CAS latency of 2 ...
128MB PC100 Computer RAM for sale
eBay
PC100 memory is SDRAM (synchronous dynamic random-access memory) designed for use in systems with a 100MHz front side bus. This means that its clock frequency ...
Generic 256 MC PC100 SDRAM PC Memory
Amazon.com
RAM Memory Technology, sdram. Memory Speed, 100 MHz. Compatible Devices, Personal Computer. Additional Features, Light Weight. Voltage, 3.3 Volts.
PC100 SDRAM - Ram Guide
Tom's Hardware
PC100 SDRAM on a 100 MHz (or faster) system bus will provide a performance boost for Socket 7 systems of between 10% and 15%, since the L2 cache ...
Synchronous dynamic random-access memory
Wikipedia
PC100 is used in many older computers; PCs around the late 1990s were the most common computers with PC100 memory. PC133. edit. PC133 is a computer memory ...