Xeon Silver 4123 vs W-2245

Place in the ranking	625	842
Place by popularity	not in top-100	not in top-100
Market segment	Server	Server
Power efficiency	7.48	8.17
Release date	1 October 2019 (5 years ago)	1 January 2018 (6 years ago)

Detailed specifications

Xeon W-2245 and Xeon Silver 4123 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	8 (Octa-Core)	8 (Octa-Core)
Threads	16	16
Base clock speed	3.9 GHz	3 GHz
Boost clock speed	4.7 GHz	3.2 GHz
Bus rate	8 GT/s	no data
L3 cache	16.5 MB	11 MB
Chip lithography	14 nm	14 nm
Maximum core temperature	59 °C	no data
64 bit support	+	-
Windows 11 compatibility	+	-

Compatibility

Information on Xeon W-2245 and Xeon Silver 4123 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	no data
Socket	FCLGA2066	FCLGA3647
Power consumption (TDP)	155 Watt	105 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon W-2245 and Xeon Silver 4123. 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	Intel® AVX-512
AES-NI	+	+
vPro	no data	+
Enhanced SpeedStep (EIST)	+	no data
Speed Shift	+	+
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
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	+	-
Deep Learning Boost	+	-

Security technologies

Xeon W-2245 and Xeon Silver 4123 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
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-2245 and Xeon Silver 4123 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon W-2245 and Xeon Silver 4123. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2933	DDR4-2400
Maximum memory size	1 TB	512 GB
Max memory channels	4	6
Maximum memory bandwidth	93.85 GB/s	no data
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon W-2245 and Xeon Silver 4123.

PCIe version	3.0	3.0
PCI Express lanes	48	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.

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-2245 12.25
+35.1%

Xeon Silver 4123 9.07

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-2245 19466
+35.1%

Xeon Silver 4123 14405