EPYC 9845 vs Ryzen 5 7640HS

Primary details

Comparing Ryzen 5 7640HS and EPYC 9845 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	493	3
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	0.56
Market segment	Laptop	Server
Power efficiency	39.45	21.34
Architecture codename	Phoenix-HS (Zen 4) (2023)	Turin (2024)
Release date	January 2023 (2 years ago)	10 October 2024 (less than a year ago)
Launch price (MSRP)	no data	$13,564

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Ryzen 5 7640HS and EPYC 9845 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	6 (Hexa-Core)	160
Threads	12	320
Base clock speed	4.3 GHz	2.1 GHz
Boost clock speed	5 GHz	3.7 GHz
L1 cache	64K (per core)	80 KB (per core)
L2 cache	1 MB (per core)	1 MB (per core)
L3 cache	16 MB (shared)	320 MB (shared)
Chip lithography	4 nm	3 nm
Die size	178 mm2	no data
Maximum core temperature	100 °C	no data
Number of transistors	25,000 million	no data
64 bit support	+	+
Windows 11 compatibility	+	no data

Compatibility

Information on Ryzen 5 7640HS and EPYC 9845 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	2
Socket	FP8	SP5
Power consumption (TDP)	35 Watt	390 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 5 7640HS and EPYC 9845. You'll probably need this information if you require some particular technology.

Instruction set extensions	Ryzen AI, AES, AVX, AVX2, AVX512, FMA3, MMX (+), SHA, SSE, SSE2, SSE3, SSE4.1, SSE4.2, SSE4A, SSSE3	no data
AES-NI	+	+
AVX	+	+
Precision Boost 2	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 5 7640HS and EPYC 9845 are enumerated here.

AMD-V

+

+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 5 7640HS and EPYC 9845. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

DDR5

DDR5

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

AMD Radeon 760M ( - 2600 MHz)

N/A

Peripherals

Specifications and connection of peripherals supported by Ryzen 5 7640HS and EPYC 9845.

PCIe version	4.0	5.0
PCI Express lanes	20	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	14.59	87.95
Physical cores	6	160
Threads	12	320
Chip lithography	4 nm	3 nm
Power consumption (TDP)	35 Watt	390 Watt

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Should you still have questions on choice between Ryzen 5 7640HS and EPYC 9845, ask them in Comments section, and we shall answer.

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