[Dual CPU] AMD EPYC 7643

Benchmarks for the [Dual CPU] AMD EPYC 7643 can be found below. Release dates, price and performance comparisons are also listed when available. This is made using thousands of PerformanceTest benchmark results and is updated daily.

The first graph shows the relative performance of the CPU compared to the 10 other common (single) CPUs in terms of PassMark CPU Mark.
The 2nd graph shows the value for money, in terms of the CPUMark per dollar.
The pricing history data shows the price for a single Processor. For multiple Processors, multiply the price shown by the number of CPUs.

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[Dual CPU] AMD EPYC 7643

Description:

Class: Server

Socket: SP3

Clockspeed: 2.3 GHz

Turbo Speed: 3.6 GHz

Cores: 48^# Threads: 96^#

Typical TDP: 225 W^#

TDP Up: 240 W

Cache per CPU Package:
L1 Instruction Cache: 48 x 32 KB
L1 Data Cache: 48 x 32 KB
L2 Cache: 48 x 512 KB
L3 Cache: 256 MB

Other names: AMD EPYC 7643 48-Core Processor

CPU First Seen on Charts: Q1 2021

CPUmark/$Price: 36.13

Overall Rank:
65th fastest in multithreading out of all multi-CPU CPUs

Last Price Change: $2,534.00 USD Total for 2 CPUs (2024-11-05)

Average CPU Mark rating

Multithread Rating

91554

Single Thread Rating

2020

Samples: 3*
*Margin for error: High

^#The number of cores/threads and TDP is per CPU. To determine the total, multiply by the total CPU count.

CPU Test Suite Average Results for [Dual CPU] AMD EPYC 7643

Integer Math	767,021 MOps/Sec
Floating Point Math	429,988 MOps/Sec
Find Prime Numbers	1,494 Million Primes/Sec
Random String Sorting	275,578 Thousand Strings/Sec
Data Encryption	173,522 MBytes/Sec
Data Compression	2,557,014 KBytes/Sec
Physics	14,515 Frames/Sec
Extended Instructions	166,438 Million Matrices/Sec
Single Thread	2,020 MOps/Sec

From submitted results to PerformanceTest V10 as of 18th of April 2025.

CPU Mark Distribution for [Dual CPU] AMD EPYC 7643

Submitted Baseline Distribution Graph as of 15th of April 2025

Not Enough Data from Current Version of PerformanceTest to Create Distribution Graph.

From submitted results since PerformanceTest V10 as of 15th of April 2025.

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Pricing History

CPU Mark Relative to Top 10 Common Server CPUs
As of 18th of April 2025 - Higher results represent better performance
Processor	Average CPU Mark
[Dual CPU] AMD EPYC 7643		91,554
AMD Ryzen Threadripper PRO 5975WX		75,662
AMD Ryzen Threadripper PRO 3975WX		62,300
AMD Ryzen Threadripper PRO 3955WX		40,207
ARM Neoverse-N1 128 Core 3000 MHz		39,163
ARM Neoverse-N1 80 Core 3000 MHz		35,123
ARM Neoverse-N1 64 Core 0 MHz		28,044
Intel Xeon E5-2680 v4 @ 2.40GHz		17,467
Intel Xeon E5-2697 v2 @ 2.70GHz		14,256
Intel Xeon E5-1650 v3 @ 3.50GHz		10,394
Intel Xeon E5-1650 v2 @ 3.50GHz		9,333

CPU Value (CPU Mark / $Price )
As of 18th of April 2025 - Higher results represent better value
Processor	CPU Mark / $Price
Intel Xeon E5-2680 v4 @ 2.40GHz		82.41
Intel Xeon E5-2697 v2 @ 2.70GHz		73.70
AMD Ryzen Threadripper PRO 3975WX		47.02
Intel Xeon E5-1650 v2 @ 3.50GHz		40.59
[Dual CPU] AMD EPYC 7643		36.13
AMD Ryzen Threadripper PRO 5975WX		34.37
Intel Xeon E5-1650 v3 @ 3.50GHz		7.29
ARM Neoverse-N1 80 Core 3000 MHz		NA
ARM Neoverse-N1 128 Core 3000 MHz		NA
ARM Neoverse-N1 64 Core 0 MHz		NA
AMD Ryzen Threadripper PRO 3955WX		NA

Single Thread Rating
As of 18th of April 2025 - Higher results represent better performance
Processor	Average Thread Rating
AMD Ryzen Threadripper PRO 5975WX		3,319
AMD Ryzen Threadripper PRO 3955WX		2,678
AMD Ryzen Threadripper PRO 3975WX		2,659
Intel Xeon E5-1650 v3 @ 3.50GHz		2,123
Intel Xeon E5-1650 v2 @ 3.50GHz		2,049
[Dual CPU] AMD EPYC 7643		2,020
Intel Xeon E5-2680 v4 @ 2.40GHz		1,935
Intel Xeon E5-2697 v2 @ 2.70GHz		1,788
ARM Neoverse-N1 128 Core 3000 MHz		1,329
ARM Neoverse-N1 80 Core 3000 MHz		1,327
ARM Neoverse-N1 64 Core 0 MHz		1,092

Last 5 Baselines for [Dual CPU] AMD EPYC 7643
Most recent listed first
Baseline	CPU Mark
BL2404665 - Feb 10 2025		97967
BL2125459 - Jun 17 2024 [Excluded]		98024
BL2125023 - Jun 16 2024 [Excluded]		100008
BL2125022 - Jun 16 2024 [Excluded]		98110
BL2121220 - Jun 11 2024		61020

Additional baselines can be obtained using Windows version of PerformanceTest's Manage Baselines feature.

Popular comparisons for AMD EPYC 7643
As of 18th of April 2025 - Higher results represent better performance
Processor	Average CPU Mark
AMD EPYC 7643		91,554
AMD Ryzen Threadripper PRO 5975WX vs AMD EPYC 7643		75,662 (-17.4%)
AMD EPYC 7713P vs AMD EPYC 7643		81,351 (-11.1%)
AMD EPYC 7643P vs AMD EPYC 7643		77,307 (-15.6%)
AMD EPYC 9354P vs AMD EPYC 7643		74,960 (-18.1%)
AMD EPYC 7643P vs AMD EPYC 7643		77,307 (-15.6%)
AMD EPYC 9355P vs AMD EPYC 7643		97,290 (+6.3%)
AMD EPYC 7763 vs AMD EPYC 7643		84,591 (-7.6%)
AMD EPYC 7543P vs AMD EPYC 7643		66,687 (-27.2%)
AMD EPYC 9554 vs AMD EPYC 7643		107,465 (+17.4%)
Intel Xeon w7-3565X vs AMD EPYC 7643		73,318 (-19.9%)
AMD EPYC 9354 vs AMD EPYC 7643		71,452 (-22.0%)
Intel Xeon Gold 6348 @ 2.60GHz vs AMD EPYC 7643		51,843 (-43.4%)

CPU Benchmarks

CPU Benchmarks

[Dual CPU] AMD EPYC 7643

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CPU Test Suite Average Results for [Dual CPU] AMD EPYC 7643

CPU Mark Distribution for [Dual CPU] AMD EPYC 7643

Pricing History