Xeon w7-3465X vs EPYC 7643

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Aggregate performance score

EPYC 7643
2021
48 cores / 96 threads, 225 Watt
49.17
+15.4%

EPYC 7643 outperforms Xeon w7-3465X by a moderate 15% based on our aggregate benchmark results.

Primary details

Comparing EPYC 7643 and Xeon w7-3465X processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking3147
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation3.28no data
Market segmentServerServer
SeriesAMD EPYCno data
Architecture codenameMilan (2021)Sapphire Rapids
Release date15 March 2021 (3 years ago)no data
Launch price (MSRP)$4,995no data
Current price$8164 (1.6x MSRP)$3079

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

EPYC 7643 and Xeon w7-3465X 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)28 (Octacosa-Core)
Threads9656
Base clock speed2.3 GHz2.5 GHz
Boost clock speed3.6 GHz4.8 GHz
L1 cache64 KB (per core)80K (per core)
L2 cache512 KB (per core)2 MB (per core)
L3 cache256 MB (shared)75 MB
Chip lithography7 nm+Intel 7 nm
Die size8x 81 mm24x 477 mm2
Maximum core temperatureno data75 °C
Maximum case temperature (TCase)no data75 °C
Number of transistors33,200 millionno data
64 bit support++
Windows 11 compatibility++
Unlocked multiplierYesYes

Compatibility

Information on EPYC 7643 and Xeon w7-3465X 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 configuration21
SocketSP3FCLGA4677
Power consumption (TDP)225 Watt300 Watt

Technologies and extensions

Technological solutions and additional instructions supported by EPYC 7643 and Xeon w7-3465X. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® SSE4.1, Intel® AMX, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
AES-NI++
AVX++
vProno data+
Enhanced SpeedStep (EIST)no data+
Speed Shiftno data+
Turbo Boost Technologyno data2.0
Hyper-Threading Technologyno data+
TSXno data+
Turbo Boost Max 3.0no data+
Statusno dataLaunched

Security technologies

EPYC 7643 and Xeon w7-3465X technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDBno data+
SGXno data-
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by EPYC 7643 and Xeon w7-3465X are enumerated here.

AMD-V+no data
VT-dno data+
VT-xno data+
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by EPYC 7643 and Xeon w7-3465X. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-3200DDR5-4800
Maximum memory size4 TiB4 TB
Max memory channelsno data8
Maximum memory bandwidth204.795 GB/sno data
ECC memory supportno data+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardN/Ano data

Peripherals

Specifications and connection of peripherals supported by EPYC 7643 and Xeon w7-3465X.

PCIe version4.05.0
PCI Express lanes128112

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.


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.

EPYC 7643 49.17
+15.4%
Xeon w7-3465X 42.59

EPYC 7643 outperforms Xeon w7-3465X by 15% based on our aggregate benchmark results.


Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Benchmark coverage: 68%

EPYC 7643 76050
+15.4%
Xeon w7-3465X 65879

EPYC 7643 outperforms Xeon w7-3465X by 15% in Passmark.

Gaming performance

Pros & cons summary


Performance score 49.17 42.59
Physical cores 48 28
Threads 96 56
Power consumption (TDP) 225 Watt 300 Watt

The EPYC 7643 is our recommended choice as it beats the Xeon w7-3465X in performance tests.


Should you still have questions on choice between EPYC 7643 and Xeon w7-3465X, ask them in Comments section, and we shall answer.

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AMD EPYC 7643
EPYC 7643
Intel Xeon w7-3465X
Xeon w7-3465X

Similar processor comparisons

We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


1.2 232 votes

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2.9 12 votes

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Questions & comments

Here you can ask a question about EPYC 7643 or Xeon w7-3465X, agree or disagree with our judgements, or report an error or mismatch.