512mb Pc133 Sdram Memory
Overview
Product sourcing insights & recommendations


The 512MB PC133 SDRAM memory market has transitioned into a high-value industrial niche essential for maintaining legacy systems with 20–30 year lifespans Alibaba. While production for the consumer market has ceased, specialized manufacturers like ATP Electronics continue to support industrial-grade modules under licenses from Tier-1 brands like Micron Atpinc.
Current market trends highlight a scarcity premium, with 512MB modules (the maximum standard capacity) commanding prices between $20 and $70 due to their critical role in MRO for CNC machines, medical imaging equipment, and POS terminals AliexpressAlibabaAtpinc. B2B sourcing requires careful attention to chipset density (low-density vs. high-density) and form factors (168-pin DIMM vs. 144-pin SO-DIMM) to ensure compatibility with older hardware like IBM ThinkPads and Roland Fantom keyboards UbuyAlibaba.
Detailed market analysis, industrial use cases, and technical sourcing tips are provided in the comprehensive report below.
Based on these findings, you can continue with:
Industrial Grade Pc133 Sdram 512mb Memory Module
Products · 3 lists

Best Sd Ram Pc Ram for Desktop 512mb 133mhz 168 Pin
Shenzhen King Memory Technology Co., Ltd.🇨🇳CN16 yrs
PC133-333 256MB Laptop RAM Memory Original in Stock Non-ECC Desktop SDRAM Industrial-grade Laptop Memory
Shenzhen Oufade Electronics Co., Ltd.verified🇨🇳CN5 yrs
1 Piece Brand New Original A5e00133187 32mx64 Sdram 256mb Pc133-222-520 Plc Industrial Automation
Zhangpu Ruihang Boda Technology Co., Ltd.🇨🇳CN1 yr
MSIC Memory - Module MODULE DDR SDRAM 512MB 184RDIMM MT9VDDT6472Y-265D2
Niko Industry INC🇺🇸US1 yr
Original New memory 64GB DDR4 SDRAM 3200MHz Memory Module M393A8G40CB4-CWE

(Electronic Components) SDRAM PC133 128MB
Shenzhen Winsome Electronic Technology Co., Ltd.🇨🇳CN16 yrs
MT18JSF51272PDZ-1G4D1 Memory Module DDR3 SDRAM 4GB 240-RDIMM
Shenzhen Dulcimer Technology Co., Ltd.🇨🇳CN1 yr
Micron MTA36ASF8G72LZ-3G2F1 / 3G212TI / 3G2B1XI 64GB DDR4-3200 ECC LRDIMM Server Memory Module
Beijing Fengyuan Tengda Technology Co., Ltd.🇨🇳CN10 yrs
Memory M393A8G40CB4-CWE 64GB DDR4 SDRAM 3200MHz Memory Module

P65254-001 32GB DDR5 44800 SDRAM Memory Server Memory Module
Hunan Hongze Tong Information Technology Co., Ltd.🇨🇳CN1 yr
Original Used for 32GB 64GB Ddr4 Sdram Ecc 1066MHz Server Memory Ram
Shenzhen Changliu Global Trading Co., Ltd.verified🇨🇳CN2 yrs
Memory M393A8G40CB4-CWE 64GB DDR4 SDRAM 3200MHz Memory Module
Beijing Hui Tong High Tech Limited🇨🇳CN13 yrs
UCS-MR-X32G2RT-H 32GB Sdram Memory Module DDR4-2933-Mhz RDIMM 2Rx4 Memoria Ram Ddr4
Shenzhen Huatenmax Technology Co., Ltd.🇨🇳CN3 yrs
DDR4 SDRAM Desktop RAM 32GB Kit 16GBx2 3200MHz PC4-25600 288-Pin UDIMM Non-ECC Memory Module Original Crucial CT2K16G4DFRA32A
5Chips Tech Limited🇭🇰HK1 yr
A6994464 32gb 1333mhz Pc3-10600 4rx4 Ecc Registered Ddr3 Sdram Dimm Memory Module for Poweredge Server
Guangzhou Jincheng Electronic Technology Co., Ltd.verified🇨🇳CN15 yrs
M321R4GA3PB0-CWM 32GB RDIMM PC5-44800 2rx8 Ecc Registered 1.1v Cl46 Sdram 288-pin Memory Module for Server
Guangzhou Youxun Information Technology Co., Ltd.verified🇨🇳CN6 yrs
Original P00924-B21 for 32GB DDR4 SDRAM ECC Registered Server Memory Module Used 1066MHz PC4-2933Y-R
Beijing Wisdom Creative Information Technology Co., Ltd.verified🇨🇳CN6 yrs
16GB DDR4 SDRAM Memory Module
Xiamen Jianglun Import And Export Co., Ltd.🇨🇳CN1 yr
M393A2K43BB1-CTD 16 GB DDR4-2666 MHz ECC SDRAM Memory Module

New Price KVR32N22S8/16 KVR32N22S8-16 16 GB DDR4 3200 MHz SDRAM Memory Module RAM for Kingston
Heron Technology Co., Limited🇭🇰HK3 yrs
4GB 8GB PC3-10600 1333/1600MHz DDR3 SDRAM CL9 204 Pin 1.5V Sodimm Memory
Guangzhou Zhouji Electronic Technology Co., Ltd.🇨🇳CN7 yrsDeep Dive · Full Report
Full Market Report
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Sources & References
27 sources cited · Verified industry data & reports

r/vintagecomputing - Do 1gb PC133 SDRAM sticks exist?
Reddit · r/vintagecomputing
Just curious on if this image (which I pulled from ebay) is legit, unfortunately i can't find much on 1gb sticks existing outside of server ram, reason ...

256MB SDRAM PC133 168-Pin DIMM Major/3rd (16-Chip)
Amazon.com
sdram type ACP-EP Memory 512MB PC133. Memory RAM for Apple eMac, Upgrade 100+ bought in past month … © 1996-2026, Amazon.com, Inc.

1GB PC133 Computer RAM for sale
eBay
Get the best deals on 1GB PC133 Computer RAM. Open Box $31.99 D. Brand New $78.25 or Best Offer Free shipping 32. Box $69.99 Free shipping 81 sold … © 1995- ...

PC133 RAM on a Gateway 100MHz Motherboard won't work
Experts Exchange
Hi, I have a Gateway 500Mhz 128Mb RAM machine running W98. The motherboard is a Gateway Tabor3 WS440BX with a clock speed of 100MHz.

Overclocking PC133 SDR RAM: What is the best ...
VOGONS
A solid SDR RAM PC133 is required to achive high CPU frequencies. Let's check which sticks are good for overclocking and which are not.

PC133 Works in the iMac G3 | 68k Macintosh Liberation Army
68kmla.org
In general, PC133 RAM is supposed to be backwards compatible with PC100 and PC66 as well. more dense memory chips used in the 512MB RAM sticks.
