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R 100
Quick Description
1GB DDR2 667MHz desktop RAM
Used in older desktop computers (2005–2010 era)
Compatible with many Intel Pentium 4, Pentium D, Core 2 Duo motherboards
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R 250
Brand: Kingston (OEM memory)
Model: KP382H-HYC / 9995403-095.A00G
Capacity: 4GB
Memory Type: DDR3 SDRAM
Speed: 1600 MHz
Standard: PC3-12800
Form Factor: 240-Pin DIMM (Desktop RAM)
Voltage: 1.5 V
ECC: Non-ECC
Buffering: Unbuffered (UDIMM)
Rank: Usually 2Rx8
Quick Description
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R 150
Brand: Samsung
Model / Part Number: M378B5773SB0-CK0
Capacity: 2GB
Memory Type: DDR3 SDRAM
Form Factor: 240-pin DIMM (Desktop RAM)
Speed: 1600 MHz
Memory Standard: PC3-12800 / PC3-12800U
CAS Latency: CL11
Data Integrity: Non-ECC
Buffer Type: Unbuffered (UDIMM)
Voltage: 1.5V
Rank: 1Rx8 (Single Rank)
Organization: 256M × 64
Number of Chips: 8 DRAM chips
Compatibility: Desktop computers supporting DDR3 memory
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R 580
General
⚡ Performance
🔌 Physical & Electrical
Pins: 260-pin SO-DIMM
Voltage: 1.2 V
ECC: Non-ECC
Buffered: Unbuffered
📦 Module Details
Configuration: 1 × 8GB module
Module Organization: 1024 × 64
Designed for: Laptops / Mini PCs
💻 Compatibility
Works with laptops that support DDR4 2666 MHz memory , including systems from:
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R 250
Brand: Transcend
Capacity: 4GB
Memory Type: DDR3 SDRAM
Form Factor: 240-pin DIMM (Desktop RAM)
Speed: 1600 MHz
Memory Standard: PC3-12800U
Rank: 1Rx8 (Single Rank)
CAS Latency: CL11
Data Integrity: Non-ECC
Buffer Type: Unbuffered (UDIMM)
Voltage: 1.5V
Module Organization: 512M × 64
Pins: 240-pin
Compatibility: Desktop computers that support DDR3 1600 MHz memory
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