Ryzen 5 PRO 8645HS vs EPYC 7H12

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Primary details

Comparing EPYC 7H12 and Ryzen 5 PRO 8645HS processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking47not rated
Place by popularitynot in top-100not in top-100
Market segmentServerServer
SeriesAMD EPYCno data
Power efficiency14.82no data
Architecture codenameZen 2 (2017−2020)Hawk Point (2024)
Release date18 September 2019 (5 years ago)16 April 2024 (less than a year ago)

Detailed specifications

EPYC 7H12 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 cores64 (Tetrahexaconta-Core)6 (Hexa-Core)
Threads12812
Base clock speed2.6 GHz4.3 GHz
Boost clock speed3.3 GHz5 GHz
Multiplier26no data
L1 cache96K (per core)64 KB (per core)
L2 cache512K (per core)1 MB (per core)
L3 cache256 MB (shared)16 MB (shared)
Chip lithography7 nm, 14 nm4 nm
Die size192 mm2178 mm2
Number of transistors4,800 million25,000 million
64 bit support++
Windows 11 compatibility+no data
Unlocked multiplier+-

Compatibility

Information on EPYC 7H12 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 configuration2 (Multiprocessor)1
SocketTR4FP7
Power consumption (TDP)280 Watt45 Watt

Technologies and extensions

Technological solutions and additional instructions supported by EPYC 7H12 and Ryzen 5 PRO 8645HS. You'll probably need this information if you require some particular technology.

AES-NI++
AVX++
Precision Boost 2++

Virtualization technologies

Virtual machine speed-up technologies supported by EPYC 7H12 and Ryzen 5 PRO 8645HS are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by EPYC 7H12 and Ryzen 5 PRO 8645HS. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4 Eight-channelDDR5
Maximum memory size4 TiBno data
Max memory channels8no data
Maximum memory bandwidth204.763 GB/sno data
ECC memory support+-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataAMD Radeon 760M

Peripherals

Specifications and connection of peripherals supported by EPYC 7H12 and Ryzen 5 PRO 8645HS.

PCIe versionno data4.0
PCI Express lanesno data20

Pros & cons summary


Recency 18 September 2019 16 April 2024
Physical cores 64 6
Threads 128 12
Chip lithography 7 nm 4 nm
Power consumption (TDP) 280 Watt 45 Watt

EPYC 7H12 has 966.7% more physical cores and 966.7% more threads.

Ryzen 5 PRO 8645HS, on the other hand, has an age advantage of 4 years, a 75% more advanced lithography process, and 522.2% lower power consumption.

We couldn't decide between EPYC 7H12 and Ryzen 5 PRO 8645HS. We've got no test results to judge.


Should you still have questions on choice between EPYC 7H12 and Ryzen 5 PRO 8645HS, ask them in Comments section, and we shall answer.

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AMD EPYC 7H12
EPYC 7H12
AMD Ryzen 5 PRO 8645HS
Ryzen 5 PRO 8645HS

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Community ratings

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