Ryzen Threadripper PRO 3995WX vs FX-4300

Primary details

Comparing FX-4300 and Ryzen Threadripper PRO 3995WX processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1973	27
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.33	6.03
Market segment	Desktop processor	Server
Series	no data	AMD Ryzen Threadripper
Power efficiency	1.87	17.81
Architecture codename	Vishera (2012−2015)	Matisse (2019−2020)
Release date	23 October 2012 (12 years ago)	14 July 2020 (4 years ago)
Launch price (MSRP)	$122	$5,500

Cost-effectiveness evaluation

Performance per price, higher is better.

Ryzen Threadripper PRO 3995WX has 1727% better value for money than FX-4300.

Detailed specifications

FX-4300 and Ryzen Threadripper PRO 3995WX 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)	64 (Tetrahexaconta-Core)
Threads	4	128
Base clock speed	3.8 GHz	2.7 GHz
Boost clock speed	4 GHz	4.2 GHz
Multiplier	no data	27
L1 cache	no data	64K (per core)
L2 cache	4096 KB	512K (per core)
L3 cache	no data	256 MB
Chip lithography	32 nm	7 nm, 12 nm
Die size	315 mm2	74 mm2
Maximum core temperature	71 °C	95 °C
Maximum case temperature (TCase)	no data	95 °C
Number of transistors	1,200 million	3,800 million
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 Ryzen Threadripper PRO 3995WX 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+	sWRX8
Power consumption (TDP)	95 Watt	280 Watt

Technologies and extensions

Technological solutions and additional instructions supported by FX-4300 and Ryzen Threadripper PRO 3995WX. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AES, AVX, AVX2, BMI1, BMI2, SHA, F16C, FMA3, AMD64, EVP, AMD-V, SMAP, SMEP, SMT, Precision Boost 2, XFR 2
AES-NI	+	+
FMA	+	-
AVX	+	+
Precision Boost 2	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by FX-4300 and Ryzen Threadripper PRO 3995WX are enumerated here.

AMD-V

+

+

Memory specs

Types, maximum amount and channel quantity of RAM supported by FX-4300 and Ryzen Threadripper PRO 3995WX. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR4-3200
Maximum memory size	no data	2 TiB
Maximum memory bandwidth	no data	204.8 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

On certain motherboards (Chipset feature)

-

Peripherals

Specifications and connection of peripherals supported by FX-4300 and Ryzen Threadripper PRO 3995WX.

PCIe version	n/a	4.0
PCI Express lanes	no data	128

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	1.88	52.69
Recency	23 October 2012	14 July 2020
Physical cores	4	64
Threads	4	128
Chip lithography	32 nm	7 nm
Power consumption (TDP)	95 Watt	280 Watt

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Should you still have questions on choice between FX-4300 and Ryzen Threadripper PRO 3995WX, ask them in Comments section, and we shall answer.

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