EPYC 7443 vs Ryzen Threadripper 3960X

Primary details

Comparing Ryzen Threadripper 3960X and EPYC 7443 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	97	92
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	19.14	15.40
Market segment	Desktop processor	Server
Series	AMD Ryzen Threadripper	AMD EPYC
Architecture codename	Matisse (2019−2020)	Milan (2021−2023)
Release date	7 November 2019 (4 years ago)	12 January 2021 (3 years ago)
Launch price (MSRP)	$1,399	$2,010

Cost-effectiveness evaluation

Performance per price, higher is better.

Ryzen Threadripper 3960X has 24% better value for money than EPYC 7443.

Detailed specifications

Ryzen Threadripper 3960X and EPYC 7443 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	24 (Tetracosa-Core)	24 (Tetracosa-Core)
Threads	48	48
Base clock speed	3.8 GHz	2.85 GHz
Boost clock speed	4.5 GHz	4 GHz
Bus rate	8 × 16 GT/s	no data
Multiplier	38	28.5
L1 cache	1536 KB	1536 KB
L2 cache	12 MB	12 MB
L3 cache	128 MB	128 MB (shared)
Chip lithography	7 nm, 12 nm	7 nm+
Die size	no data	4x 81 mm2
Number of transistors	23540 Million	16,600 million
64 bit support	+	+
Windows 11 compatibility	+	+
Unlocked multiplier	+	+

Compatibility

Information on Ryzen Threadripper 3960X and EPYC 7443 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 (Uniprocessor)	2
Socket	TR4	SP3
Power consumption (TDP)	280 Watt	200 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen Threadripper 3960X and EPYC 7443. You'll probably need this information if you require some particular technology.

AES-NI	+	+
AVX	+	+
Precision Boost 2	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen Threadripper 3960X and EPYC 7443 are enumerated here.

AMD-V

+

+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen Threadripper 3960X and EPYC 7443. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4 Eight-channel	DDR4-3200
Maximum memory size	256 GB	4 TiB
Max memory channels	4	no data
Maximum memory bandwidth	102.403 GB/s	204.795 GB/s
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

-

N/A

Peripherals

Specifications and connection of peripherals supported by Ryzen Threadripper 3960X and EPYC 7443.

PCIe version	no data	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.

Pros & cons summary

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Performance score	35.48	36.59
Recency	7 November 2019	12 January 2021
Power consumption (TDP)	280 Watt	200 Watt

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Should you still have questions on choice between Ryzen Threadripper 3960X and EPYC 7443, ask them in Comments section, and we shall answer.

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