AMD Athlon 64 X2
Model number: 3800+
CPU part numbers    

    ADA3800DAA5BV is an OEM/tray microprocessor
    ADA3800BVBOX is a boxed microprocessor with fan and heatsink

Stepping codes    ADBHE   CDB3E   CDBAE   CDBFE   CDBHE   LDBFE   LDBHE
Frequency: 3800+ (rated) 2000 MHz (real)
Clock multiplier: 10
Package    939-pin lidded organic microPGA
AMD Package number    28730
Socket    Socket 939
Size    1.57" x 1.57" / 4cm x 4cm
Introduction date    Aug 1, 2005
Price at introduction    $354
Architecture / Microarchitecture
Microarchitecture    K8
Processor core: Manchester
Core stepping: BH-E4
CPUID    20FB1
Manufacturing process    0.09 micron
150 million transistors
Data width    64 bit
The number of CPU cores    2
The number of threads    2
Floating Point Unit    Integrated
Level 1 cache size: 2 x 64 KB 2-way set associative instruction caches
2 x 64 KB 2-way set associative data caches
Level 2 cache size: 2 x 512 KB exclusive 16-way set associative caches
Physical memory    1 TB
Virtual memory    256 TB
Multiprocessing    Uniprocessor
Extensions and Technologies    

    MMX instructions
    Extensions to MMX
    3DNow! technology
    Extensions to 3DNow!
    SSE / Streaming SIMD Extensions
    SSE2 / Streaming SIMD Extensions 2
    SSE3 / Streaming SIMD Extensions 3
    AMD64 / AMD 64-bit technology

Low power features    

    Halt state
    Stop Grant state  ?
    Cool'n'Quiet technology

Integrated peripherals / components
Memory controllers: 1
Memory channels (per controller): 2
Memory channels (total): 2
Supported memory: DDR
Other peripherals    

    HyperTransport link

Electrical / Thermal parameters
V core: 1.3V / 1.35V
Maximum operating temperature: 49°C - 71°C