Ryzen 7 5700U vs EPYC 7251

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Aggregate performance score

EPYC 7251
2017
8 cores / 16 threads, 120 Watt
8.50
Ryzen 7 5700U
2021
8 cores / 16 threads, 15 Watt
8.86
+4.2%

Ryzen 7 5700U outperforms EPYC 7251 by a minimal 4% based on our aggregate benchmark results.

Primary details

Comparing processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking967941
Place by popularitynot in top-10057
Cost-effectiveness evaluation1.92no data
Market segmentServerLaptop
SeriesAMD EPYCAMD Lucienne (Zen 2, Ryzen 5000)
Power efficiency2.9924.94
DesignerAMDAMD
Manufacturerno dataTSMC
Architecture codenameNaples (2017−2018)Lucienne-U (Zen 2) (2021)
Release date29 June 2017 (8 years ago)12 January 2021 (4 years ago)
Launch price (MSRP)$574no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Performance to price scatter graph

Detailed specifications

EPYC 7251 and Ryzen 7 5700U 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 cores8 (Octa-Core)8 (Octa-Core)
Threads1616
Base clock speed2.1 GHz1.8 GHz
Boost clock speed2.9 GHz4.3 GHz
Multiplier2118
L1 cache96K (per core)64K (per core)
L2 cache512K (per core)512K (per core)
L3 cache32 MB (shared)8 MB (shared)
Chip lithography14 nm7 nm
Die size192 mm2156 mm2
Maximum core temperatureno data105 °C
Number of transistors4,800 million9,800 million
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier+-

Compatibility

Information on EPYC 7251 and Ryzen 7 5700U 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 configuration2 (Multiprocessor)1
SocketTR4FP6
Power consumption (TDP)120 Watt15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by EPYC 7251 and Ryzen 7 5700U. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataMMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, BMI2, ABM, FMA, ADX, SMEP, SMAP, SMT, CPB, AES-NI, RDRAND, RDSEED, SHA, SME
AES-NI++
FMA-+
AVX++

Virtualization technologies

Virtual machine speed-up technologies supported by EPYC 7251 and Ryzen 7 5700U are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by EPYC 7251 and Ryzen 7 5700U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4 Eight-channelDDR4
Maximum memory size2 TiB64 GB
Max memory channels8no data
Maximum memory bandwidth153.652 GB/sno data
ECC memory support+-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataAMD Radeon RX Vega 8 (Ryzen 4000/5000) ( - 1900 MHz)

Peripherals

Specifications and connection of peripherals supported by EPYC 7251 and Ryzen 7 5700U.

PCIe version3.03.0
PCI Express lanes12812

Synthetic benchmarks

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.

EPYC 7251 8.50
Ryzen 7 5700U 8.86
+4.2%

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. Other than that, Passmark measures multi-core performance.

EPYC 7251 Samples: 7 14935
Ryzen 7 5700U Samples: 3949 15571
+4.3%

Gaming performance

Pros & cons summary


Performance score 8.50 8.86
Recency 29 June 2017 12 January 2021
Chip lithography 14 nm 7 nm
Power consumption (TDP) 120 Watt 15 Watt

Ryzen 7 5700U has a 4.2% higher aggregate performance score, an age advantage of 3 years, a 100% more advanced lithography process, and 700% lower power consumption.

Given the minimal performance differences, no clear winner can be declared between AMD EPYC 7251 and AMD Ryzen 7 5700U.

Be aware that EPYC 7251 is a server/workstation processor while Ryzen 7 5700U is a notebook one.

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AMD EPYC 7251
EPYC 7251
AMD Ryzen 7 5700U
Ryzen 7 5700U

Other comparisons

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Community ratings

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


1.2 121 votes

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4.1 3706 votes

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