Xeon Gold 6443N vs EPYC 7643P

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Primary details

Comparing EPYC 7643P and Xeon Gold 6443N processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking50not rated
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation13.71no data
Market segmentServerServer
Power efficiency18.17no data
Architecture codenameMilan (2021−2023)no data
Release date5 September 2023 (1 year ago)1 July 2023 (1 year ago)
Launch price (MSRP)$2,722no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

EPYC 7643P and Xeon Gold 6443N 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 cores48 (Octatetraconta-Core)32 (Dotriaconta-Core)
Threads9664
Base clock speed2.3 GHz2 GHz
Boost clock speed3.6 GHz3.6 GHz
L1 cache64 KB (per core)no data
L2 cache512 KB (per core)no data
L3 cache256 MB (shared)60 MB
Chip lithography7 nmIntel 7 nm
Die size8x 81 mm2no data
Maximum core temperatureno data81 °C
Number of transistors33,200 millionno data
64 bit support--

Compatibility

Information on EPYC 7643P and Xeon Gold 6443N 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 configuration1no data
SocketSP3FCLGA4677
Power consumption (TDP)225 Watt195 Watt

Technologies and extensions

Technological solutions and additional instructions supported by EPYC 7643P and Xeon Gold 6443N. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
AES-NI++
AVX+-
Speed Shiftno data+
Turbo Boost Technologyno data2.0
Hyper-Threading Technologyno data+
TSX-+
Precision Boost 2+no data
Deep Learning Boost-+

Security technologies

EPYC 7643P and Xeon Gold 6443N technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDBno data+
SGXno dataYes with Intel® SPS
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by EPYC 7643P and Xeon Gold 6443N are enumerated here.

AMD-V+-
VT-dno data+
VT-xno data+
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by EPYC 7643P and Xeon Gold 6443N. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR5-4400
Maximum memory sizeno data4 TB
Max memory channelsno data8
ECC memory support-+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardN/Ano data

Peripherals

Specifications and connection of peripherals supported by EPYC 7643P and Xeon Gold 6443N.

PCIe version4.04
PCI Express lanes12864

Pros & cons summary


Recency 5 September 2023 1 July 2023
Physical cores 48 32
Threads 96 64
Power consumption (TDP) 225 Watt 195 Watt

EPYC 7643P has an age advantage of 2 months, and 50% more physical cores and 50% more threads.

Xeon Gold 6443N, on the other hand, has 15.4% lower power consumption.

We couldn't decide between EPYC 7643P and Xeon Gold 6443N. We've got no test results to judge.


Should you still have questions on choice between EPYC 7643P and Xeon Gold 6443N, ask them in Comments section, and we shall answer.

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AMD EPYC 7643P
EPYC 7643P
Intel Xeon Gold 6443N
Xeon Gold 6443N

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