Phenom II X4 P940 vs FX-4300

Primary details

Comparing FX-4300 and Phenom II X4 P940 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1973	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.26	no data
Market segment	Desktop processor	Laptop
Series	no data	4x AMD Phenom II
Power efficiency	1.87	no data
Architecture codename	Vishera (2012−2015)	Champlain (2010−2011)
Release date	23 October 2012 (12 years ago)	4 October 2010 (14 years ago)
Launch price (MSRP)	$122	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

FX-4300 and Phenom II X4 P940 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	3.8 GHz	no data
Boost clock speed	4 GHz	1.7 GHz
Bus rate	no data	3600 MHz
L1 cache	no data	512 KB
L2 cache	4096 KB	2 MB
Chip lithography	32 nm	45 nm
Die size	315 mm2	no data
Maximum core temperature	71 °C	no data
Number of transistors	1,200 million	no data
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	+	-
P0 Vcore voltage	Min: 1.225 V - Max: 1.3875 V	no data

Compatibility

Information on FX-4300 and Phenom II X4 P940 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	no data
Socket	AM3+	S1 (S1g4)
Power consumption (TDP)	95 Watt	25 Watt

Technologies and extensions

Technological solutions and additional instructions supported by FX-4300 and Phenom II X4 P940. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	MMX, 3DNow, SSE (1,2,3,4A), AMD64, Enhanced Virus Protection, Virtualization, HyperTransport 3.0
AES-NI	+	-
FMA	+	-
AVX	+	-
VirusProtect	-	+

Virtualization technologies

Virtual machine speed-up technologies supported by FX-4300 and Phenom II X4 P940 are enumerated here.

AMD-V

+

+

Memory specs

Types, maximum amount and channel quantity of RAM supported by FX-4300 and Phenom II X4 P940. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

DDR3

DDR3

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

On certain motherboards (Chipset feature)

no data

Peripherals

Specifications and connection of peripherals supported by FX-4300 and Phenom II X4 P940.

PCIe version

n/a

no data

Pros & cons summary

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Recency	23 October 2012	4 October 2010
Chip lithography	32 nm	45 nm
Power consumption (TDP)	95 Watt	25 Watt

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Should you still have questions on choice between FX-4300 and Phenom II X4 P940, ask them in Comments section, and we shall answer.

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