CPU Wiki

A8-3820

AMD · x86-64 · AMD Socket FM1 · Desktop · 2011

Key facts

Production status: End-of-life
Release date: 2011-12-20
Cores / Threads: 4 / 4
Base clock: 2500 MHz
Turbo clock: 2800 MHz
TDP: 65 W
Process: 32 nm
Codename: Llano
Generation: A8 (Llano)

All available specs

FieldValue
nameA8-3820
SocketAMD Socket FM1
FoundryGlobalFoundries
Process Size32 nm
Transistors1,178 million
Die Size228 mm²
PackageµPGA
MarketDesktop
Production StatusEnd-of-life
Release DateDec 20th, 2011
Part#AD3820OJZ43GX AD3820OJGXBOX
Frequency2.5 GHz
Turbo Clockup to 2.8 GHz
Base Clock100 MHz
Multiplier25.0x
Multiplier UnlockedNo
Voltage1.4125 V
CodenameLlano
GenerationA8 (Llano)
Memory SupportDDR3
ECC MemoryNo
# of Cores4
# of Threads4
SMP # CPUs1
Integrated GraphicsRadeon HD 6550D
Cache L1128 KB (per core)
Cache L21 MB (per core)
FeaturesMMX, 3DNow!, SSE, SSE2, SSE3, SSE4A, AMD64, CnQ, NX bit, AMD-V
Rated Speed1866 MT/s
Memory BusDual-channel
Memory Bandwidth29.9 GB/s
PCI-ExpressGen 2
ChipsetsA75, A55
Benchmark rank2157
Benchmark samples129
Benchmark price44.95
Benchmark categoryDesktop
Benchmark socketFM1
Benchmark date2012-01-01
Benchmark TDP (W)65
Benchmark base (MHz)2500
Benchmark turbo (MHz)2800
Benchmark cores4
Benchmark threads per core1
Benchmark threads4