Type
CPU / Microprocessor
Market segment
Desktop
Family
A8-Series
Model number ?
A8-3870K
CPU part numbers
AD3870WNZ43GX is an OEM/tray microprocessor
AD3870WNGXBOX is a boxed microprocessor with fan and heatsink
Frequency ?
3000 MHz
Package
905-pin organic lidded micro Pin Grid Array (UOF905)
A Package number
31012
Socket
Socket FM1
Size
1.57" x 1.57" / 4cm x 4cm
Weight
1.4oz / 39g
Fan/heatsink
FHSA7015B-1268
Architecture / Microarchitecture
Microarchitecture
K10
Platform
Lynx
Processor c ?
Llano
c stepping ?
LN-B0
CPUID
300F10
Manufacturing process
0.032 micron
1178 million transistors
Die size
227mm2
Data width
64 bit
The number of CPU cores
4
The number of threads
4
Floating Point Unit
Integrated
Level 1 cache size ?
4 x 64 KB 2-way set associative instruction caches
4 x 64 KB 2-way set associative data caches
Level 2 cache size ?
4 x 1 MB 16-way set associative caches
Level 3 cache size
None
Cache latency
3 (L1 cache)
21 (L2 cache)
Multiprocessing
Uniprocessor
Features
MMX instructions
Extensions to MMX
3DNow! technology
Extensions to 3DNow!
SSE / Streaming SIMD Extensions
SSE2 / Streaming SIMD Extensions 2
SSE3 / Streaming SIMD Extensions 3
SSE4a ?
EVP / Enhanced a Protection ?
Low power features
PowerNow!
Integrated peripherals / components
Integrated graphics
GPU Type: Radeon HD 6550D
Shader cores: 400
Base frequency (MHz): 600
Memory controller
The number of controllers: 1
Memory channels: 2
Supported memory: DDR3-1866
Maximum memory bandwidth (GB/s): 29.9
Other peripherals
PCI Express 2.0
Unified Video Decoder 3.0 ?
Electrical / Thermal parameters
V c ?
0.45V - 1.4125V
Maximum operating temperature ?
72.7°C
Thermal Design Power ?
100 Watt