i7-11700K vs EPYC 7551

VS

Aggregate performance score

EPYC 7551
2017
32 cores / 64 threads, 180 Watt
16.34
+5.7%
Core i7-11700K
2021
8 cores / 16 threads, 125 Watt
15.46

EPYC 7551 outperforms Core i7-11700K by a small 6% based on our aggregate benchmark results.

Primary details

Comparing EPYC 7551 and Core i7-11700K processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking409451
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation1.27no data
Market segmentServerDesktop processor
SeriesAMD EPYCIntel Core i7
Power efficiency8.5911.70
Architecture codenameNaples (2017−2018)Rocket Lake (2021)
Release date20 June 2017 (7 years ago)16 March 2021 (3 years ago)
Launch price (MSRP)$3,400no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

EPYC 7551 and Core i7-11700K 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 cores32 (Dotriaconta-Core)8 (Octa-Core)
Threads6416
Base clock speed2 GHz3.6 GHz
Boost clock speed2 GHz5 GHz
Bus rateno data8 GT/s
Multiplier20no data
L1 cache3 MB64K (per core)
L2 cache16 MB512K (per core)
L3 cache64 MB (shared)16 MB (shared)
Chip lithography14 nm14 nm
Die size213 mm2no data
Maximum core temperatureno data100 °C
Maximum case temperature (TCase)no data72 °C
Number of transistors19200 Millionno data
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier++

Compatibility

Information on EPYC 7551 and Core i7-11700K 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
SocketTR4FCLGA1200
Power consumption (TDP)180 Watt125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by EPYC 7551 and Core i7-11700K. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
AES-NI++
FMA-+
AVX++
vProno data+
Enhanced SpeedStep (EIST)no data+
Turbo Boost Technologyno data2.0
Hyper-Threading Technologyno data+
TSX-+
Idle Statesno data+
Thermal Monitoring-+
SIPP-+
Turbo Boost Max 3.0no data+
Deep Learning Boost-+

Security technologies

EPYC 7551 and Core i7-11700K technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDBno data+
Secure Keyno data+
Identity Protection-+
SGXno data-
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by EPYC 7551 and Core i7-11700K 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 7551 and Core i7-11700K. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4 Eight-channelDDR4
Maximum memory size2 TiB128 GB
Max memory channels82
Maximum memory bandwidth170.671 GB/s50 GB/s
ECC memory support+-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel UHD Graphics 750
Max video memoryno data64 GB
Quick Sync Video-+
Clear Videono data+
Clear Video HDno data+
Graphics max frequencyno data1.3 GHz
Execution Unitsno data32
InTru 3Dno data+

Graphics interfaces

Available interfaces and connections of EPYC 7551 and Core i7-11700K integrated GPUs.

Number of displays supportedno data3

Graphics image quality

Maximum display resolutions supported by EPYC 7551 and Core i7-11700K integrated GPUs, including resolutions over different interfaces.

4K resolution supportno data+
Max resolution over HDMI 1.4no data4096x2160@60Hz
Max resolution over eDPno data5120 x 3200 @60Hz
Max resolution over DisplayPortno data5120 x 3200 @60Hz

Graphics API support

APIs supported by EPYC 7551 and Core i7-11700K integrated GPUs, sometimes API versions are included.

DirectXno data12.1
OpenGLno data4.5

Peripherals

Specifications and connection of peripherals supported by EPYC 7551 and Core i7-11700K.

PCIe version3.04.0
PCI Express lanes12820

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 7551 16.34
+5.7%
i7-11700K 15.46

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.

EPYC 7551 25960
+5.7%
i7-11700K 24551

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

EPYC 7551 897
i7-11700K 2250
+151%

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

EPYC 7551 5764
i7-11700K 9878
+71.4%

Gaming performance

Pros & cons summary


Performance score 16.34 15.46
Recency 20 June 2017 16 March 2021
Physical cores 32 8
Threads 64 16
Power consumption (TDP) 180 Watt 125 Watt

EPYC 7551 has a 5.7% higher aggregate performance score, and 300% more physical cores and 300% more threads.

i7-11700K, on the other hand, has an age advantage of 3 years, and 44% lower power consumption.

Given the minimal performance differences, no clear winner can be declared between EPYC 7551 and Core i7-11700K.

Be aware that EPYC 7551 is a server/workstation processor while Core i7-11700K is a desktop one.


Should you still have questions on choice between EPYC 7551 and Core i7-11700K, ask them in Comments section, and we shall answer.

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AMD EPYC 7551
EPYC 7551
Intel Core i7-11700K
Core i7-11700K

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Community ratings

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Questions & comments

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