EPYC 7643P vs i7-13850HX

Primary details

Comparing Core i7-13850HX and EPYC 7643P processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	206	48
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	13.46
Market segment	Laptop	Server
Series	Intel Raptor Lake-HX	no data
Power efficiency	41.25	18.18
Architecture codename	Raptor Lake-HX (2023)	Milan (2021−2023)
Release date	4 January 2023 (1 year ago)	5 September 2023 (1 year ago)
Launch price (MSRP)	$428	$2,722

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i7-13850HX and EPYC 7643P 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	20 (Icosa-Core)	48 (Octatetraconta-Core)
Threads	28	96
Base clock speed	2.1 GHz	2.3 GHz
Boost clock speed	5.3 GHz	3.6 GHz
L1 cache	80K (per core)	64 KB (per core)
L2 cache	2 MB (per core)	512 KB (per core)
L3 cache	30 MB (shared)	256 MB (shared)
Chip lithography	Intel 7 nm	7 nm
Die size	257 mm2	8x 81 mm2
Maximum core temperature	100 °C	no data
Maximum case temperature (TCase)	72 °C	no data
Number of transistors	no data	33,200 million
64 bit support	+	-
Windows 11 compatibility	+	no data

Compatibility

Information on Core i7-13850HX and EPYC 7643P 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	FCBGA1964	SP3
Power consumption (TDP)	55 Watt	225 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-13850HX and EPYC 7643P. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	no data
AES-NI	+	+
FMA	+	-
AVX	+	+
vPro	+	no data
Enhanced SpeedStep (EIST)	+	no data
Speed Shift	+	no data
Hyper-Threading Technology	+	no data
TSX	+	-
Thermal Monitoring	+	-
Flex Memory Access	+	no data
SIPP	+	-
Turbo Boost Max 3.0	+	no data
Precision Boost 2	no data	+
Deep Learning Boost	+	-

Security technologies

Core i7-13850HX and EPYC 7643P technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	no data
EDB	+	no data
Secure Key	+	no data
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-13850HX and EPYC 7643P are enumerated here.

AMD-V	-	+
VT-d	+	no data
VT-x	+	no data
EPT	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-13850HX and EPYC 7643P. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4, DDR5	DDR4
Maximum memory size	192 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	89.6 GB/s	no data
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® UHD Graphics for 13th Gen Intel® Processors	N/A
Quick Sync Video	+	-
Graphics max frequency	1.6 GHz	no data
Execution Units	32	no data

Graphics interfaces

Available interfaces and connections of Core i7-13850HX and EPYC 7643P integrated GPUs.

Number of displays supported

4

no data

Graphics image quality

Maximum display resolutions supported by Core i7-13850HX and EPYC 7643P integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4	4096 x 2160 @ 60Hz	no data
Max resolution over eDP	5120 x 3200 @ 120Hz	no data
Max resolution over DisplayPort	7680 x 4320 @ 60Hz	no data

Graphics API support

APIs supported by Core i7-13850HX and EPYC 7643P integrated GPUs, sometimes API versions are included.

DirectX	12.1	no data
OpenGL	4.6	no data

Peripherals

Specifications and connection of peripherals supported by Core i7-13850HX and EPYC 7643P.

PCIe version	5.0 and 4.0	4.0
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	24.88	44.87
Recency	4 January 2023	5 September 2023
Physical cores	20	48
Threads	28	96
Power consumption (TDP)	55 Watt	225 Watt

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Should you still have questions on choice between Core i7-13850HX and EPYC 7643P, ask them in Comments section, and we shall answer.

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