AMD A8-3870K vs AMD Athlon II X4 641

Table of Contents

Physical Specifications

Socket AMD Socket FM1 AMD Socket FM1
Process size 32 nm 32 nm
Transistors 1,178 million 1,178 million
Die size 228 mm² 228 mm²
Package µPGA µPGA

Performance

Frequency 3 GHz 2.8 GHz
Turbo clock
Base clock 100 MHz 100 MHz
Multiplier 30.0x 28.0x
Multiplier unlocked Yes No
Voltage 1.4125 V 1.4125 V
TDP 100 W 100 W

Architecture Details

Vertical Segment Desktop Desktop
Production status End-of-life unknown
Release date Dec 20th, 2011 Feb 6th, 2012
Codename Llano Llano
Generation A8 Athlon II X4
Part AD3870WNZ43GXAD3870WNGXBOX AD641XWNZ43GXAD641XWNGXBOX
Memory support DDR3 Dual-channel DDR3 Dual-channel
ECC memory No No

Cores

Total Cores 4 4
Total Threads 4 4
SMP # CPUs 1 1
Integrated graphics Radeon HD 6550D

Cache

Cache L1 128K (per core) 128K (per core)
Cache L2 1MB (per core) 1MB (per core)

Notes

Notes This processor comes with an unlocked base clock multiplier, allowing users to set the multiplier value higher than shipped value, to facilitate better overclocking.

Features & Technologies

3DNow! Yes Yes
AMD-V Yes Yes
AMD64 Yes Yes
CnQ Yes
MMX Yes Yes
NX bit Yes Yes
SSE Yes Yes
SSE2 Yes Yes
SSE3 Yes Yes
SSE4A Yes Yes

Compare

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