AMD Athlon II X4 651K Processor

Last updated: 27 December 2021

Athlon II X4 651K is a desktop processor from AMD released on 14 November 2011, and it is in end-of-life production status now. It belongs to Athlon II X4 family and has a Llano architecture. This processor is built on AMD Socket FM1, and uses unknown PCI express connection. 32 nm process is used in production.

Processor has 4 cores and 4 threads, with the base frequency of 3 GHz. It has DDR3 Dual-channel memory support. As for the cache, it supports L1 128K (per core) and L2 1MB (per core).

Specifications

Vertical Segment: Desktop
Release date: 14 November 2011
Production status: End-of-life
Generation: Athlon II X4
Codename: Llano
Socket: AMD Socket FM1
Total Cores: 4

Total Threads: 4
Frequency: 3 GHz
Turbo clock: N/A
Cache L1: 128K (per core)
Cache L2: 1MB (per core)
TDP: 100 W

Physical Specifications

Socket: AMD Socket FM1
Process size: 32 nm
Transistors: 1,178 million

Die size: 228 mm²
Package: µPGA

Performance

Frequency: 3 GHz
Turbo clock: N/A
Base clock: 100 MHz
Multiplier: 30.0x

Multiplier unlocked: No
Voltage: 1.4125 V
TDP: 100 W

Architecture Details

Vertical Segment: Desktop
Production status: End-of-life
Release date: 14 November 2011
Codename: Llano

Generation: Athlon II X4
Part: AD651KWNZ43GXAD651KWNGXBOX
Memory support: DDR3 Dual-channel
ECC memory: No

Cores

Total Cores: 4
Total Threads: 4

SMP # CPUs: 1
Integrated graphics: N/A

Cache

Cache L1: 128K (per core)

Cache L2: 1MB (per core)

Features & Technologies

MMX
SSE
SSE2
SSE3
SSE4A

AMD64
AMD-V
NX bit
3DNow!

Drivers

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