EPYC 7502P vs Xeon W-2155

Primary details

Comparing Xeon W-2155 and EPYC 7502P processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	566	127
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	7.37	9.57
Market segment	Server	Server
Series	Intel Xeon W	AMD EPYC
Power efficiency	8.93	16.73
Architecture codename	Skylake (server) (2017−2018)	Zen 2 (2017−2020)
Release date	29 August 2017 (7 years ago)	7 August 2019 (5 years ago)
Launch price (MSRP)	$1,440	$2,300

Cost-effectiveness evaluation

Performance per price, higher is better.

EPYC 7502P has 30% better value for money than Xeon W-2155.

Detailed specifications

Xeon W-2155 and EPYC 7502P 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 cores	10 (Deca-Core)	32 (Dotriaconta-Core)
Threads	20	64
Base clock speed	3.3 GHz	2.5 GHz
Boost clock speed	4.5 GHz	3.35 GHz
Bus type	DMI 3.0	no data
Bus rate	4 × 8 GT/s	no data
Multiplier	33	25
L1 cache	64K (per core)	96K (per core)
L2 cache	1 MB (per core)	512K (per core)
L3 cache	13.75 MB (shared)	128 MB (shared)
Chip lithography	14 nm	7 nm, 14 nm
Die size	484 mm2	192 mm2
Maximum case temperature (TCase)	68 °C	no data
Number of transistors	no data	4,800 million
64 bit support	+	+
Windows 11 compatibility	+	+
Unlocked multiplier	-	+

Compatibility

Information on Xeon W-2155 and EPYC 7502P 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 configuration	1 (Uniprocessor)	1 (Uniprocessor)
Socket	FCLGA2066	TR4
Power consumption (TDP)	140 Watt	180 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon W-2155 and EPYC 7502P. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512	no data
AES-NI	+	+
AVX	+	+
vPro	+	no data
Enhanced SpeedStep (EIST)	+	no data
Speed Shift	+	no data
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
TSX	+	-
Idle States	+	no data
Thermal Monitoring	+	-
Flex Memory Access	-	no data
Demand Based Switching	+	no data
PAE	46 Bit	no data
Turbo Boost Max 3.0	-	no data
Precision Boost 2	no data	+

Security technologies

Xeon W-2155 and EPYC 7502P 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 7502P 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 7502P. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-1600, DDR4-1866, DDR4-2133, DDR4-2400, DDR4-2666	DDR4 Eight-channel
Maximum memory size	512 GB	4 TiB
Max memory channels	4	8
Maximum memory bandwidth	85.33 GB/s	204.763 GB/s
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon W-2155 and EPYC 7502P.

PCIe version	3.0	no data
PCI Express lanes	48	no data

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

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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.

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Pros & cons summary

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Performance score	13.28	31.99
Recency	29 August 2017	7 August 2019
Physical cores	10	32
Threads	20	64
Chip lithography	14 nm	7 nm
Power consumption (TDP)	140 Watt	180 Watt

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Should you still have questions on choice between Xeon W-2155 and EPYC 7502P, ask them in Comments section, and we shall answer.

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