Xeon W-2245 vs EPYC 7742

Primary details

Comparing EPYC 7742 and Xeon W-2245 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	46	622
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	3.33	no data
Market segment	Server	Server
Series	AMD EPYC	no data
Power efficiency	18.45	7.48
Architecture codename	Zen 2 (2017−2020)	no data
Release date	7 August 2019 (5 years ago)	1 October 2019 (5 years ago)
Launch price (MSRP)	$6,950	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

EPYC 7742 and Xeon W-2245 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	64 (Tetrahexaconta-Core)	8 (Octa-Core)
Threads	128	16
Base clock speed	2.25 GHz	3.9 GHz
Boost clock speed	3.4 GHz	4.7 GHz
Bus rate	no data	8 GT/s
Multiplier	22.5	no data
L1 cache	4 MB	no data
L2 cache	32 MB	no data
L3 cache	256 MB (shared)	16.5 MB
Chip lithography	7 nm, 14 nm	14 nm
Die size	192 mm2	no data
Maximum core temperature	no data	59 °C
Number of transistors	4,800 million	no data
64 bit support	+	+
Windows 11 compatibility	+	+
Unlocked multiplier	+	-

Compatibility

Information on EPYC 7742 and Xeon W-2245 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	2 (Multiprocessor)	1
Socket	TR4	FCLGA2066
Power consumption (TDP)	225 Watt	155 Watt

Technologies and extensions

Technological solutions and additional instructions supported by EPYC 7742 and Xeon W-2245. You'll probably need this information if you require some particular technology.

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

Security technologies

EPYC 7742 and Xeon W-2245 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 EPYC 7742 and Xeon W-2245 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 EPYC 7742 and Xeon W-2245. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4 Eight-channel	DDR4-2933
Maximum memory size	4 TiB	1 TB
Max memory channels	8	4
Maximum memory bandwidth	204.763 GB/s	93.85 GB/s
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by EPYC 7742 and Xeon W-2245.

PCIe version	no data	3.0
PCI Express lanes	no data	48

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	44.69	12.49
Recency	7 August 2019	1 October 2019
Physical cores	64	8
Threads	128	16
Chip lithography	7 nm	14 nm
Power consumption (TDP)	225 Watt	155 Watt

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Should you still have questions on choice between EPYC 7742 and Xeon W-2245, ask them in Comments section, and we shall answer.

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