FX-4170 vs Athlon II X4 635

Primary details

Comparing Athlon II X4 635 and FX-4170 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2202	1953
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	2.86	no data
Market segment	Desktop processor	Desktop processor
Power efficiency	1.40	1.44
Architecture codename	Propus (2009−2011)	Zambezi (2011−2012)
Release date	25 January 2010 (14 years ago)	27 February 2012 (12 years ago)
Launch price (MSRP)	$70	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Athlon II X4 635 and FX-4170 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores	4 (Quad-Core)	4 (Quad-Core)
Threads	4	4
Base clock speed	2.9 GHz	4.2 GHz
Boost clock speed	2.9 GHz	4.3 GHz
L1 cache	128 KB (per core)	192 KB
L2 cache	512 KB (per core)	4096 KB
L3 cache	0 KB	8192 KB
Chip lithography	45 nm	32 nm
Die size	169 mm2	315 mm2
Maximum core temperature	no data	61 °C
Number of transistors	300 million	1,200 million
64 bit support	+	+
Windows 11 compatibility	-	-
P0 Vcore voltage	no data	Min: 1.1875 V - Max: 1.4125 V

Compatibility

Information on Athlon II X4 635 and FX-4170 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration	1	1
Socket	AM3	AM3+
Power consumption (TDP)	95 Watt	125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Athlon II X4 635 and FX-4170. You'll probably need this information if you require some particular technology.

AES-NI	-	+
FMA	-	+
AVX	-	+

Virtualization technologies

Virtual machine speed-up technologies supported by Athlon II X4 635 and FX-4170 are enumerated here.

AMD-V

-

+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Athlon II X4 635 and FX-4170. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

DDR3

DDR3

Peripherals

Specifications and connection of peripherals supported by Athlon II X4 635 and FX-4170.

PCIe version

2.0

n/a

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

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Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

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Pros & cons summary

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Performance score	1.46	1.98
Recency	25 January 2010	27 February 2012
Chip lithography	45 nm	32 nm
Power consumption (TDP)	95 Watt	125 Watt

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Should you still have questions on choice between Athlon II X4 635 and FX-4170, ask them in Comments section, and we shall answer.

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