EPYC 7551 vs Xeon W-2155

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Aggregate performance score

Xeon W-2155
2017
10 cores / 20 threads, 140 Watt
13.28
EPYC 7551
2017
32 cores / 64 threads, 180 Watt
16.34
+23%

EPYC 7551 outperforms Xeon W-2155 by a significant 23% based on our aggregate benchmark results.

Primary details

Comparing Xeon W-2155 and EPYC 7551 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking567409
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation7.291.27
Market segmentServerServer
SeriesIntel Xeon WAMD EPYC
Power efficiency8.978.59
Architecture codenameSkylake (server) (2017−2018)Naples (2017−2018)
Release date29 August 2017 (7 years ago)29 June 2017 (7 years ago)
Launch price (MSRP)$1,440$3,400

Cost-effectiveness evaluation

Performance per price, higher is better.

Xeon W-2155 has 474% better value for money than EPYC 7551.

Detailed specifications

Xeon W-2155 and EPYC 7551 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 cores10 (Deca-Core)32 (Dotriaconta-Core)
Threads2064
Base clock speed3.3 GHz2 GHz
Boost clock speed4.5 GHz3 GHz
Bus typeDMI 3.0no data
Bus rate4 × 8 GT/sno data
Multiplier3320
L1 cache64K (per core)96K (per core)
L2 cache1 MB (per core)512K (per core)
L3 cache13.75 MB (shared)64 MB (shared)
Chip lithography14 nm14 nm
Die size484 mm2192 mm2
Maximum case temperature (TCase)68 °Cno data
Number of transistorsno data4,800 million
64 bit support++
Windows 11 compatibility+-
Unlocked multiplier-+

Compatibility

Information on Xeon W-2155 and EPYC 7551 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 configuration1 (Uniprocessor)2 (Multiprocessor)
SocketFCLGA2066TR4
Power consumption (TDP)140 Watt180 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon W-2155 and EPYC 7551. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512no data
AES-NI++
AVX++
vPro+no data
Enhanced SpeedStep (EIST)+no data
Speed Shift+no data
Turbo Boost Technology2.0no data
Hyper-Threading Technology+no data
TSX+-
Idle States+no data
Thermal Monitoring+-
Flex Memory Access-no data
Demand Based Switching+no data
PAE46 Bitno data
Turbo Boost Max 3.0-no data

Security technologies

Xeon W-2155 and EPYC 7551 technologies aimed at improving security, for example, by protecting against hacks.

TXT+no data
EDB+no data
Secure Key+no data
MPX+-
Identity Protection+-
SGX-no data
OS Guard+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon W-2155 and EPYC 7551 are enumerated here.

AMD-V-+
VT-d+no data
VT-x+no data
EPT+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon W-2155 and EPYC 7551. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-1600, DDR4-1866, DDR4-2133, DDR4-2400, DDR4-2666DDR4 Eight-channel
Maximum memory size512 GB2 TiB
Max memory channels48
Maximum memory bandwidth85.33 GB/s170.671 GB/s
ECC memory support++

Peripherals

Specifications and connection of peripherals supported by Xeon W-2155 and EPYC 7551.

PCIe version3.03.0
PCI Express lanes48128

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.

Xeon W-2155 13.28
EPYC 7551 16.34
+23%

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.

Xeon W-2155 21088
EPYC 7551 25960
+23.1%

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.

Xeon W-2155 1356
+51.2%
EPYC 7551 897

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.

Xeon W-2155 8704
+51%
EPYC 7551 5764

Gaming performance

Pros & cons summary


Performance score 13.28 16.34
Recency 29 August 2017 29 June 2017
Physical cores 10 32
Threads 20 64
Power consumption (TDP) 140 Watt 180 Watt

Xeon W-2155 has an age advantage of 2 months, and 28.6% lower power consumption.

EPYC 7551, on the other hand, has a 23% higher aggregate performance score, and 220% more physical cores and 220% more threads.

The EPYC 7551 is our recommended choice as it beats the Xeon W-2155 in performance tests.


Should you still have questions on choice between Xeon W-2155 and EPYC 7551, ask them in Comments section, and we shall answer.

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Intel Xeon W-2155
Xeon W-2155
AMD EPYC 7551
EPYC 7551

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Community ratings

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


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Questions & comments

Here you can ask a question about Xeon W-2155 or EPYC 7551, agree or disagree with our judgements, or report an error or mismatch.