Pentium III 800 vs Ryzen Threadripper 3990X

Primary details

Comparing Ryzen Threadripper 3990X and Pentium III 800 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	34	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	9.19	no data
Market segment	Desktop processor	Desktop processor
Series	AMD Ryzen Threadripper	no data
Power efficiency	16.99	no data
Architecture codename	Matisse (2019−2020)	Coppermine T (2000)
Release date	25 November 2019 (4 years ago)	no data (2024 years ago)
Launch price (MSRP)	$3,999	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Ryzen Threadripper 3990X and Pentium III 800 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	64 (Tetrahexaconta-Core)	1 (Single-Core)
Threads	128	no data
Base clock speed	2.9 GHz	no data
Boost clock speed	4.3 GHz	0.8 GHz
Multiplier	29	no data
L1 cache	4 MB	8 KB
L2 cache	32 MB	256 KB
L3 cache	256 MB	0 KB
Chip lithography	7 nm, 12 nm	180 nm
Die size	74 mm2	80 mm2
Maximum case temperature (TCase)	95 °C	69 °C
Number of transistors	38740 Million	44 million
64 bit support	+	-
Windows 11 compatibility	+	-
Unlocked multiplier	+	-

Compatibility

Information on Ryzen Threadripper 3990X and Pentium III 800 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	TR4	370
Power consumption (TDP)	280 Watt	38 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen Threadripper 3990X and Pentium III 800. 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 3990X and Pentium III 800 are enumerated here.

AMD-V

+

-

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen Threadripper 3990X and Pentium III 800. Depending on the motherboard, higher memory frequencies may be supported.

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

Peripherals

Specifications and connection of peripherals supported by Ryzen Threadripper 3990X and Pentium III 800.

PCIe version

4.0

no data

Pros & cons summary

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Physical cores	64	1
Chip lithography	7 nm	180 nm
Power consumption (TDP)	280 Watt	38 Watt

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Should you still have questions on choice between Ryzen Threadripper 3990X and Pentium III 800, ask them in Comments section, and we shall answer.

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