EPYC 9135 vs Xeon Silver 4123

VS

Aggregate performance score

Xeon Silver 4123
2018
8 cores / 16 threads, 105 Watt
9.07
EPYC 9135
2024
16 cores / 32 threads, 200 Watt
36.56
+303%

EPYC 9135 outperforms Xeon Silver 4123 by a whopping 303% based on our aggregate benchmark results.

Primary details

Comparing Xeon Silver 4123 and EPYC 9135 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking85096
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data29.26
Market segmentServerServer
Power efficiency8.1717.29
Architecture codenameno dataTurin (2024)
Release date1 January 2018 (6 years ago)10 October 2024 (less than a year ago)
Launch price (MSRP)no data$1,214

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Xeon Silver 4123 and EPYC 9135 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 cores8 (Octa-Core)16 (Hexadeca-Core)
Threads1632
Base clock speed3 GHz3.65 GHz
Boost clock speed3.2 GHz4.3 GHz
L1 cacheno data80 KB (per core)
L2 cacheno data1 MB (per core)
L3 cache11 MB64 MB (shared)
Chip lithography14 nm4 nm
Die sizeno data2x 70.6 mm2
Number of transistorsno data16,630 million
64 bit support-+
Windows 11 compatibility-no data

Compatibility

Information on Xeon Silver 4123 and EPYC 9135 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 configurationno data2
SocketFCLGA3647SP5
Power consumption (TDP)105 Watt200 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Silver 4123 and EPYC 9135. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® AVX-512no data
AES-NI++
AVX-+
vPro+no data
Speed Shift+no data
Turbo Boost Technology2.0no data
Hyper-Threading Technology+no data
TSX+-
Turbo Boost Max 3.0-no data
Precision Boost 2no data+

Security technologies

Xeon Silver 4123 and EPYC 9135 technologies aimed at improving security, for example, by protecting against hacks.

TXT+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Silver 4123 and EPYC 9135 are enumerated here.

AMD-V-+
VT-x+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Silver 4123 and EPYC 9135. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-2400DDR5
Maximum memory size512 GBno data
Max memory channels6no data
ECC memory support+-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataN/A

Peripherals

Specifications and connection of peripherals supported by Xeon Silver 4123 and EPYC 9135.

PCIe version3.05.0
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 Silver 4123 9.07
EPYC 9135 36.56
+303%

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 Silver 4123 14405
EPYC 9135 58070
+303%

Gaming performance

Pros & cons summary


Performance score 9.07 36.56
Recency 1 January 2018 10 October 2024
Physical cores 8 16
Threads 16 32
Chip lithography 14 nm 4 nm
Power consumption (TDP) 105 Watt 200 Watt

Xeon Silver 4123 has 90.5% lower power consumption.

EPYC 9135, on the other hand, has a 303.1% higher aggregate performance score, an age advantage of 6 years, 100% more physical cores and 100% more threads, and a 250% more advanced lithography process.

The EPYC 9135 is our recommended choice as it beats the Xeon Silver 4123 in performance tests.


Should you still have questions on choice between Xeon Silver 4123 and EPYC 9135, ask them in Comments section, and we shall answer.

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Intel Xeon Silver 4123
Xeon Silver 4123
AMD EPYC 9135
EPYC 9135

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Community ratings

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