AMD Athlon 1266 - A1266AMS3C

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AMD Athlon 1.26 GHz specifications

General information
Type	CPU / Microprocessor
Market segment	Desktop
Family	AMD Athlon
CPU part number	A1266AMS3C is an OEM/tray microprocessor
Stepping code	AXIA
Frequency ?	1267 MHz
Bus speed ?	266 MHz
Clock multiplier ?	9.5
Package	453-pin staggered ceramic PGA 1.95" x 1.95" (4.95 cm x 4.95 cm)
AMD Package number	27016
Socket	Socket A (Socket 462)

Architecture / Microarchitecture
Microarchitecture	K7
Processor core ?	Thunderbird (Model 4)
Manufacturing process	0.18 micron 37 million transistors
Die size	120mm²
Data width	32 bit
The number of cores	1
The number of threads	1
Floating Point Unit	Integrated
Level 1 cache size ?	64 KB 2-way set associative code cache 64 KB 2-way set associative data cache
Level 2 cache size ?	Full-speed on-die 256 KB
Multiprocessing	Uniprocessor
Features	MMX instructions Extensions to MMX 3DNow! technology Extensions to 3DNow!
Low power features	Halt state Stop Grant states Sleep state ? Probe state

Electrical / Thermal parameters
V core ?	1.75V ± 0.1V
Minimum/Maximum operating temperature ?	0°C - 95°C
Minimum/Typical/Maximum power dissipation	5 Watt (Stop Grant mode) / 60.1 Watt / 66.9 Watt

Notes on AMD A1266AMS3C
Actual bus frequency is 133 MHz. Because the processor uses Double Data Rate bus the effective bus speed is 266 MHz.

CPUs, related to AMD Athlon 1.26 GHz (A1266AMS3C)

Model Freq. L2
cache Features

AMD Athlon family, Socket 462

   Athlon 1.1 GHz (A1100AMT3B) 1.1 GHz 256 KB

   Athlon 1.1 GHz (AHL1100AUT3B) 1.1 GHz 256 KB SSE

   Athlon 1.13 GHz (A1133AMS3C) 1.13 GHz 256 KB

   Athlon 1.2 GHz (A1200AMS3B) 1.2 GHz 256 KB

   Athlon 1.2 GHz (A1200AMS3C) 1.2 GHz 256 KB

   Athlon 1.2 GHz (AHL1200AHT3B) 1.2 GHz 256 KB SSE

   Athlon 1.2 GHz (AHL1200DHT3B) 1.2 GHz 256 KB SSE

   Athlon 1.26 GHz (A1266AMS3C) 1.26 GHz 256 KB

   Athlon 1.3 GHz (A1300AMS3B) 1.3 GHz 256 KB

   Athlon 1.3 GHz (A1300APS3B) 1.3 GHz 256 KB

   Athlon 1500+ 1.3 GHz 256 KB SSE

   Athlon 1.33 GHz (A1333AMS3C) 1.33 GHz 256 KB

   Athlon 1.4 GHz (A1400AMS3B) 1.4 GHz 256 KB

   Athlon 1.4 GHz (A1400AMS3C) 1.4 GHz 256 KB

   Athlon 1600+ 1.4 GHz 256 KB SSE

Other families, K7 micro-architecture, Socket 462

   Duron 1.4 GHz (DHD1400DLV1C) 1.4 GHz 64 KB SSE

   Duron 1.6 GHz (DHD1600DLV1C) 1.6 GHz 64 KB SSE

   Duron 1.8 GHz (DHD1800DLV1C) 1.8 GHz 64 KB SSE

   Sempron 2800+ (Thorton) 2 GHz 256 KB SSE

   Sempron 3000+ 2 GHz 512 KB SSE

   Athlon XP 3200+ 2.2 GHz 512 KB SSE

   Sempron 3300+ 2.2 GHz 512 KB SSE

   Athlon XP 2800+ 2.25 GHz 256 KB SSE

   Athlon XP 3200+ 2.33 GHz 512 KB SSE

• Highlighted numbers and features indicate whether specific processor performs better or worse than Athlon 1.26 GHz (A1266AMS3C)

• Within each category, the CPUs are sorted from slower (at the top) to faster (at the bottom)

• List of related CPUs is not complete.

• Features abbreviations:

SSE - SSE instructions

AMD Athlon 1.26 GHz Overclocking

Sorry, overclocking information is not available at this time.

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CPU ID

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Last modified: 14 May 2013