Ryzen 5 PRO 8645HS vs Ryzen Threadripper 1920X

Primary details

Comparing Ryzen Threadripper 1920X and Ryzen 5 PRO 8645HS processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	489	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	4.47	no data
Market segment	Desktop processor	Server
Series	AMD Ryzen Threadripper	no data
Power efficiency	7.64	no data
Architecture codename	Zen (2017−2020)	Hawk Point (2024)
Release date	13 July 2017 (7 years ago)	16 April 2024 (less than a year ago)
Launch price (MSRP)	$799	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Ryzen Threadripper 1920X and Ryzen 5 PRO 8645HS 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	12 (Dodeca-Core)	6 (Hexa-Core)
Threads	24	12
Base clock speed	3.5 GHz	4.3 GHz
Boost clock speed	3.5 GHz	5 GHz
Bus rate	4 × 8 GT/s	no data
Multiplier	35	no data
L1 cache	1.125 MB	64 KB (per core)
L2 cache	6 MB	1 MB (per core)
L3 cache	32 MB	16 MB (shared)
Chip lithography	14 nm	4 nm
Die size	213 mm2	178 mm2
Number of transistors	9600 Million	25,000 million
64 bit support	+	+
Windows 11 compatibility	-	no data
Unlocked multiplier	+	-

Compatibility

Information on Ryzen Threadripper 1920X and Ryzen 5 PRO 8645HS 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)	1
Socket	SP3r2	FP7
Power consumption (TDP)	180 Watt	45 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen Threadripper 1920X and Ryzen 5 PRO 8645HS. 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 1920X and Ryzen 5 PRO 8645HS are enumerated here.

AMD-V

+

+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen Threadripper 1920X and Ryzen 5 PRO 8645HS. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4 Quad-channel	DDR5
Maximum memory size	2 TiB	no data
Max memory channels	4	no data
Maximum memory bandwidth	85.33 GB/s	no data
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

-

AMD Radeon 760M

Peripherals

Specifications and connection of peripherals supported by Ryzen Threadripper 1920X and Ryzen 5 PRO 8645HS.

PCIe version	3.0	4.0
PCI Express lanes	60	20

Pros & cons summary

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Recency	13 July 2017	16 April 2024
Physical cores	12	6
Threads	24	12
Chip lithography	14 nm	4 nm
Power consumption (TDP)	180 Watt	45 Watt

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Should you still have questions on choice between Ryzen Threadripper 1920X and Ryzen 5 PRO 8645HS, ask them in Comments section, and we shall answer.

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