EPYC 7251

Details and Benchmarks for AMD EPYC 7251

Sysbuilds Alpha Stage!

Please take all results with a big grain of salt. Sysbuilds is in alpha stage at the moment which can lead to wrong data, strange counting errors, silly results and more. This site is under active development.

Benchmark Results

Combined benchmark scores based on multiple data points, giving a quick overview of this processor's performance.

Overall Score

Overall score for EPYC 7251 based on all benchmark results gathered. Look at this like a meta score, you will find more specific workload ratings below.

5,119 Rank: 777
Rank Name Score Visual
773 Core i5-10200H 5,125
+0.1%
774 Core i3-6100 5,124
+0.1%
775 Ryzen 5 2400G 5,123
+0.1%
776 Xeon E3-1230 V2 5,122
+0.1%
777 EPYC 7251 5,119
778 Core i7-7660U 5,115
-0.1%
779 Core i3-8109U 5,114
-0.1%
780 Core i7-5700HQ 5,114
-0.1%
781 Core i5-10310U 5,114
-0.1%
782 Xeon E3-1225 v5 5,113
-0.1%

View full ranking →

Multicore Score

Multicore performance score for EPYC 7251 based on multi-threaded benchmark results.

5,246 Rank: 493
Rank Name Score Visual
489 Core i5-8600K 5,252
+0.1%
490 Xeon E-2224G 5,248
+0%
491 Xeon E5-2608L v4 5,247
+0%
492 Ryzen 5 PRO 3400GE 5,246
+0%
493 EPYC 7251 5,246
494 Core i5-9600KF 5,245
+-0%
495 Xeon D-1541 5,243
-0.1%
496 Intel Core i7-4770R 5,243
-0.1%
497 Ryzen 5 PRO 4650GE 5,243
-0.1%
498 Core i7-3960X 5,241
-0.1%

View full ranking →

Singlecore Score

Single-core performance score for EPYC 7251 based on single-threaded benchmark results.

5,034 Rank: 923
Rank Name Score Visual
919 EPYC 7702 5,036
+0%
920 Ryzen 5 3550H 5,035
+0%
921 EPYC 7401P 5,035
+0%
922 Xeon D-2123IT 5,034
+0%
923 EPYC 7251 5,034
924 Pentium G3440 5,034
+0%
925 Ryzen 7 PRO 2700U 5,029
-0.1%
926 Xeon E3-1271 v3 5,027
-0.1%
927 Core i7-4800MQ 5,027
-0.1%
928 Core i3-9100TE 5,026
-0.2%

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Workload Scores

Performance scores grouped by workload type, normalized and aggregated from multiple raw benchmark results.

Number Crunching

Aggregated score for EPYC 7251 based on integer math, floating point math, and prime number computation benchmarks.

4,912 Rank: 434
Rank Name Score Visual
430 Xeon Silver 4114 4,915
+0.1%
431 Core i7-10700T 4,914
+0%
432 Xeon E-2276G 4,913
+0%
433 Xeon Silver 4215 4,912
+0%
434 EPYC 7251 4,912
435 Core i5-10600K 4,912
+0%
436 Core i7-9700 4,911
+-0%
437 Xeon E5-2687W v2 4,911
+-0%
438 Core i9-9880H 4,910
+-0%
439 Core i5-10600KF 4,909
-0.1%

View full ranking →

Data Processing

Aggregated score for EPYC 7251 based on data encryption, data compression, and string sorting benchmarks.

5,120 Rank: 359
Rank Name Score Visual
355 Ryzen 5 4500 5,126
+0.1%
356 Xeon W-2145 5,125
+0.1%
357 Ryzen 5 3600 5,123
+0.1%
358 Xeon W-3225 5,122
+0%
359 EPYC 7251 5,120
360 Ryzen 7 5800U 5,120
+0%
361 Ryzen 7 5825U 5,119
+-0%
362 Core i7-9800X 5,117
-0.1%
363 Ryzen 7 2700E 5,117
-0.1%
364 Ryzen 7 7730U 5,114
-0.1%

View full ranking →

Physics & Compute

Aggregated score for EPYC 7251 based on physics simulation and extended instruction set (SSE/AVX) benchmarks.

4,965 Rank: 416
Rank Name Score Visual
412 Core i7-10875H 4,967
+0%
413 Ryzen 5 4600G 4,967
+0%
414 Xeon E-2336 4,967
+0%
415 Xeon E5-2650 v4 4,965
+0%
416 EPYC 7251 4,965
417 Core i9-10885H 4,963
+-0%
418 Xeon E5-2648L v4 4,962
-0.1%
419 Xeon E-2186G 4,961
-0.1%
420 Ryzen 7 7730U 4,960
-0.1%
421 Xeon E-2226G 4,956
-0.2%

View full ranking →

EPYC 7251 Details

Ranking #777 of 2060 in overall performance, the AMD EPYC 7251 remains a compelling choice for server workloads despite its age, having been released in 2017. With a single-core score of 5034 and a multicore score of 5246, the processor demonstrates balanced performance, though it falls well behind modern high-end CPUs in both categories. Its position in the overall rankings—just above the Core i7-7660U and Core i3-8109U—reflects its role as a mid-tier server processor in a rapidly evolving landscape. While it no longer competes with today's flagship offerings, it holds its own in environments where multi-threaded throughput and ECC memory support are priorities.

Built on AMD’s Zen (Naples) microarchitecture and fabricated at 14 nm by GlobalFoundries, the EPYC 7251 features 8 cores and 16 threads via Simultaneous Multithreading (SMT), enabling efficient handling of virtualized workloads and parallel tasks. It operates at a base frequency of 2.1 GHz, capable of boosting to 2.9 GHz under load, and includes 32 MiB of L3 cache to reduce memory latency. The processor is designed for the Socket SP3 platform and supports up to 2097152 MiB of DDR4-2400 memory across eight channels, delivering a maximum memory bandwidth of 143.1 GiB/s. Its 120 W TDP reflects a focus on performance over power efficiency, requiring robust cooling in server racks.

The EPYC 7251 lacks integrated graphics, making it reliant on discrete GPUs for any visual processing tasks. However, it includes a suite of virtualization features such as AMD-V and AMD-Vi, which enhance performance and security in virtual machine environments. It also supports advanced technologies like Secure Memory Encryption (SME), Secure Encrypted Virtualization (SEV), and Advanced Vector Extensions (AVX/AVX2), which accelerate data processing in scientific and financial applications. The processor's unlocked multiplier allows for fine-tuned overclocking, a rare feature in server CPUs.

In benchmark comparisons, the EPYC 7251 trails behind its immediate peers like the Xeon E-2224G and Core i5-8600K in single-core performance but outperforms several lower-tier processors. Its multicore performance is competitive with older Xeon E5 and D-series models, though it lags behind modern Ryzen and Xeon Scalable CPUs. The processor’s strengths lie in its multi-threaded throughput and ECC memory support, making it suitable for data centers, cloud servers, and enterprise applications where reliability and scalability are critical.

As of March 2026, the EPYC 7251 serves as a reliable workhorse in legacy server environments, particularly where cost-effective performance and virtualization capabilities are key. While it no longer represents the cutting edge of CPU technology, its robust feature set and strong multicore performance continue to make it a viable option for specific server and workstation use cases.
Frequently Compared

Intel Core M 5Y70 6 views

AMD Ryzen 3 PRO 2200GE 3 views

AMD Ryzen 9 PRO 3900 3 views

AMD Ryzen 5 PRO 3500U 3 views

Intel Xeon Silver 4214 1 view

Intel Xeon Silver 4210 1 view

Intel Xeon Silver 4114 1 view

Intel Core i7-6920HQ 1 view

AMD EPYC 7251

Main Specifications

Designer: AMD
Name: EPYC 7251
Family: EPYC
Series: 7000
Model Number: 7251
Cores: 8
Threads: 16
Base Frequency: 2100 MHz
Turbo Frequency (1 core): 2900 MHz
Turbo Frequency (2 cores): 2900 MHz
Turbo Frequency (3 cores): 2900 MHz
Turbo Frequency (4 cores): 2900 MHz
Clock Multiplier: 21x (unlocked)
Microarchitecture: Zen
Core Name: Naples
Core Family: 23
Core Model: 1
Socket: Socket
Package: FCLGA-4094
Target Segment: Server
Max CPUs: 2
TDP: 120 W
Release Price: $574.00

Cache Specifications

L1 Cache: 768 KiB
L1 Instruction Cache: 512 KiB (4-way set associative)
L1 Data Cache: 256 KiB (8-way set associative)
L2 Cache: 4 MiB (8-way set associative)
L3 Cache: 32 MiB (16-way set associative)

Memory Specifications

Supported Memory Type: DDR4-2400
Memory Channels: 8
Maximum Memory: 2,048 GB
Maximum Bandwidth: 143.1 GB/s
ECC Support: Yes

Physical Specifications

Process: 14 nm
Die Area: 213 mm²
Transistor Count: 19.20 billion
Manufacturer: GlobalFoundries
Technology: CMOS
Word Size: 64-bit
ISA: x86-64 (x86)

CPU Features

MMX EMMX SSE SSE2 SSE3 SSSE3 SSE4.1 SSE4.2 AVX AVX2 ABM BMI1 BMI2 FMA3 AES RdRand ADX CLMUL F16C x86-16 x86-32 x86-64 Real Protected SMM FPU NX SSE4a SHA AMD-Vi AMD-V TSME SenseMI SMT SME SEV
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