Xeon Gold 6126 vs Gold 6146

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Aggregate performance score

Xeon Gold 6146
2017
12 cores / 24 threads, 165 Watt
14.67
+21.4%
Xeon Gold 6126
2017
12 cores / 24 threads, 125 Watt
12.08

Xeon Gold 6146 outperforms Xeon Gold 6126 by a significant 21% based on our aggregate benchmark results.

Primary details

Comparing Xeon Gold 6146 and Xeon Gold 6126 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking486643
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation3.604.24
Market segmentServerServer
SeriesIntel Xeon GoldIntel Xeon Gold
Power efficiency8.419.15
Architecture codenameSkylake (server) (2017−2018)Skylake (server) (2017−2018)
Release date11 July 2017 (7 years ago)25 April 2017 (7 years ago)
Launch price (MSRP)$3,286$1,776

Cost-effectiveness evaluation

Performance per price, higher is better.

Xeon Gold 6126 has 18% better value for money than Xeon Gold 6146.

Detailed specifications

Xeon Gold 6146 and Xeon Gold 6126 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 cores12 (Dodeca-Core)12 (Dodeca-Core)
Threads2424
Base clock speed3.2 GHz2.6 GHz
Boost clock speed4.2 GHz3.7 GHz
Bus typeno dataDMI 3.0
Bus rateno data4 × 8 GT/s
Multiplier3226
L1 cache768 KB768 KB
L2 cache12 MB12 MB
L3 cache24.75 MB19.25 MB
Chip lithography14 nm14 nm
Maximum core temperature76 °C86 °C
64 bit support++
Windows 11 compatibility++

Compatibility

Information on Xeon Gold 6146 and Xeon Gold 6126 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 configuration4 (Multiprocessor)4 (Multiprocessor)
SocketFCLGA3647FCLGA3647
Power consumption (TDP)165 Watt125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Gold 6146 and Xeon Gold 6126. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
AES-NI++
AVX++
vPro++
Enhanced SpeedStep (EIST)++
Speed Shift++
Turbo Boost Technology2.02.0
Hyper-Threading Technology++
TSX++
Turbo Boost Max 3.0--

Security technologies

Xeon Gold 6146 and Xeon Gold 6126 technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDB++

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Gold 6146 and Xeon Gold 6126 are enumerated here.

VT-d++
VT-x++
EPT++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Gold 6146 and Xeon Gold 6126. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-2666DDR4-2666
Maximum memory size768 GB768 GB
Max memory channels66
Maximum memory bandwidth128.001 GB/s128.001 GB/s
ECC memory support++

Peripherals

Specifications and connection of peripherals supported by Xeon Gold 6146 and Xeon Gold 6126.

PCIe version3.03.0
PCI Express lanes4848

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 Gold 6146 14.67
+21.4%
Xeon Gold 6126 12.08

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 Gold 6146 23296
+21.4%
Xeon Gold 6126 19189

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 Gold 6146 1192
+35.9%
Xeon Gold 6126 877

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 Gold 6146 8856
Xeon Gold 6126 11900
+34.4%

Gaming performance

Pros & cons summary


Performance score 14.67 12.08
Recency 11 July 2017 25 April 2017
Power consumption (TDP) 165 Watt 125 Watt

Xeon Gold 6146 has a 21.4% higher aggregate performance score, and an age advantage of 2 months.

Xeon Gold 6126, on the other hand, has 32% lower power consumption.

The Xeon Gold 6146 is our recommended choice as it beats the Xeon Gold 6126 in performance tests.


Should you still have questions on choice between Xeon Gold 6146 and Xeon Gold 6126, ask them in Comments section, and we shall answer.

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Intel Xeon Gold 6146
Xeon Gold 6146
Intel Xeon Gold 6126
Xeon Gold 6126

Similar processor comparisons

We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

Community ratings

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


4.2 9 votes

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3.8 4 votes

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Questions & comments

Here you can ask a question about Xeon Gold 6146 or Xeon Gold 6126, agree or disagree with our judgements, or report an error or mismatch.