AMD Athlon II X4 645 processor review

Athlon II X4 645 processor released by AMD; release date: September 2010. At the time of release, the processor cost $80. The processor is designed for desktop-computers and based on Propus microarchitecture.

CPU is locked to prevent overclocking. Total number of cores - 4. Maximum CPU clock speed - 3.1 GHz. Manufacturing process technology - 45 nm. Cache size: L1 - 128 KB (per core), L2 - 512 KB (per core).

Supported memory types: DDR3.

Supported socket types: AM3. Maximum number of processors in a configuration - 1. Power consumption (TDP): 95 Watt.

Benchmarks

PassMark
Single thread mark

Top 1 CPU

This CPU

4870

1256

PassMark
CPU mark

Top 1 CPU

This CPU

156834

2351

Geekbench 4
Single Core

Top 1 CPU

This CPU

5311

375

Geekbench 4
Multi-Core

Top 1 CPU

This CPU

36691

1215

CompuBench 1.5 Desktop
Face Detection

Top 1 CPU

This CPU

97.640 mPixels/s

2.103 mPixels/s

CompuBench 1.5 Desktop
Ocean Surface Simulation

Top 1 CPU

This CPU

741.453 Frames/s

9.496 Frames/s

Name	Value
PassMark - Single thread mark	1256
PassMark - CPU mark	2351
Geekbench 4 - Single Core	375
Geekbench 4 - Multi-Core	1215
CompuBench 1.5 Desktop - Face Detection	2.103 mPixels/s
CompuBench 1.5 Desktop - Ocean Surface Simulation	9.496 Frames/s

Specifications (specs)

Essentials
Architecture codename	Propus
Launch date	September 2010
Launch price (MSRP)	$80
Place in performance rating	2780
Price now	$49.99
Value for money (0-100)	20.48
Vertical segment	Desktop
Performance
64 bit support
Die size	169 mm
L1 cache	128 KB (per core)
L2 cache	512 KB (per core)
Manufacturing process technology	45 nm
Maximum frequency	3.1 GHz
Number of cores	4
Transistor count	300 million

Memory
Supported memory types	DDR3
Compatibility
Max number of CPUs in a configuration	1
Sockets supported	AM3
Thermal Design Power (TDP)	95 Watt