AMD FX-4350 vs AMD Athlon II X4 640

Comparative analysis of AMD FX-4350 and AMD Athlon II X4 640 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s), 3DMark Fire Strike - Physics Score.

AMD FX-4350

AMD Athlon II X4 640

Differences

Reasons to consider the AMD FX-4350

CPU is newer: launch date 2 year(s) 11 month(s) later
Processor is unlocked, an unlocked multiplier allows for easier overclocking
Around 43% higher clock speed: 4.3 GHz vs 3 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm SOI vs 45 nm
2x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 32% better performance in PassMark - Single thread mark: 1605 vs 1212
Around 45% better performance in PassMark - CPU mark: 3285 vs 2262
Around 60% better performance in Geekbench 4 - Single Core: 572 vs 358
Around 33% better performance in Geekbench 4 - Multi-Core: 1589 vs 1191
Around 96% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 5.452 vs 2.776
Around 54% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 11.727 vs 7.618
Around 22% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.208 vs 0.17

Specifications (specs)
Launch date	April 2013 vs May 2010
Unlocked	Unlocked vs Locked
Maximum frequency	4.3 GHz vs 3 GHz
Manufacturing process technology	32 nm SOI vs 45 nm
L2 cache	4 MB vs 512 KB (per core)
Benchmarks
PassMark - Single thread mark	1605 vs 1212
PassMark - CPU mark	3285 vs 2262
Geekbench 4 - Single Core	572 vs 358
Geekbench 4 - Multi-Core	1589 vs 1191
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	5.452 vs 2.776
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	11.727 vs 7.618
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.208 vs 0.17

Reasons to consider the AMD Athlon II X4 640

2.7x more L1 cache, more data can be stored in the L1 cache for quick access later
Around 32% lower typical power consumption: 95 Watt vs 125 Watt
Around 14% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 4.052 vs 3.54

Specifications (specs)
L1 cache	128 KB (per core) vs 192 KB
Thermal Design Power (TDP)	95 Watt vs 125 Watt
Benchmarks
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	4.052 vs 3.54

Compare benchmarks

CPU 1: AMD FX-4350
CPU 2: AMD Athlon II X4 640

PassMark - Single thread mark

CPU 1

CPU 2

1605

1212

PassMark - CPU mark

CPU 1

CPU 2

3285

2262

Geekbench 4 - Single Core

CPU 1

CPU 2

572

358

Geekbench 4 - Multi-Core

CPU 1

CPU 2

1589

1191

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

CPU 1

CPU 2

5.452

2.776

CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)

CPU 1

CPU 2

11.727

7.618

CompuBench 1.5 Desktop - T-Rex (Frames/s)

CPU 1

CPU 2

0.208

0.17

CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)

CPU 1

CPU 2

3.54

4.052

Name	AMD FX-4350	AMD Athlon II X4 640
PassMark - Single thread mark	1605	1212
PassMark - CPU mark	3285	2262
Geekbench 4 - Single Core	572	358
Geekbench 4 - Multi-Core	1589	1191
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	5.452	2.776
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	11.727	7.618
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.208	0.17
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	3.54	4.052
3DMark Fire Strike - Physics Score		0

Compare specifications (specs)

	AMD FX-4350	AMD Athlon II X4 640
Essentials
Architecture codename	Vishera	Propus
Family	AMD FX-Series Processors
Launch date	April 2013	May 2010
OPN PIB	FD4350FRHKBOX
OPN Tray	FD4350FRW4KHK
Place in performance rating	2644	3034
Price now	$129.99	$239.95
Series	AMD FX 4-Core Black Edition Processors
Value for money (0-100)	12.09	4.07
Vertical segment	Desktop	Desktop
Launch price (MSRP)		$80
Performance
64 bit support
Base frequency	4.2 GHz
Die size	315 mm	169 mm
L1 cache	192 KB	128 KB (per core)
L2 cache	4 MB	512 KB (per core)
L3 cache	8 MB
Manufacturing process technology	32 nm SOI	45 nm
Maximum core temperature	61.10°C
Maximum frequency	4.3 GHz	3 GHz
Number of cores	4	4
Number of threads	4
P0 Vcore voltage	Min: 1.275 V - Max: 1.4 V
Transistor count	1200 million	300 million
Unlocked
Memory
Supported memory frequency	1866 MHz
Supported memory types	DDR3	DDR3
Compatibility
Max number of CPUs in a configuration	1	1
Sockets supported	AM3+	AM3
Thermal Design Power (TDP)	125 Watt	95 Watt
Peripherals
PCI Express revision	n / a
Advanced Technologies
Fused Multiply-Add (FMA)
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Virtualization
AMD Virtualization (AMD-V™)