Xeon Gold 6434 vs Gold 6146

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Aggregate performance score

Xeon Gold 6146
2017
12 cores / 24 threads, 165 Watt
14.67
Xeon Gold 6434
2023
8 cores / 16 threads, 195 Watt
15.64
+6.6%

Xeon Gold 6434 outperforms Xeon Gold 6146 by a small 7% based on our aggregate benchmark results.

Primary details

Comparing Xeon Gold 6146 and Xeon Gold 6434 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking485440
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation3.5914.19
Market segmentServerServer
SeriesIntel Xeon Goldno data
Power efficiency8.417.59
Architecture codenameSkylake (server) (2017−2018)Sapphire Rapids (2023−2024)
Release date11 July 2017 (7 years ago)10 January 2023 (1 year ago)
Launch price (MSRP)$3,286$2,607

Cost-effectiveness evaluation

Performance per price, higher is better.

Xeon Gold 6434 has 295% better value for money than Xeon Gold 6146.

Detailed specifications

Xeon Gold 6146 and Xeon Gold 6434 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)8 (Octa-Core)
Threads2416
Base clock speed3.2 GHz3.7 GHz
Boost clock speed4.2 GHz4.1 GHz
Multiplier32no data
L1 cache768 KB80K (per core)
L2 cache12 MB2 MB (per core)
L3 cache24.75 MB22.5 MB
Chip lithography14 nmIntel 7 nm
Maximum core temperature76 °Cno data
Maximum case temperature (TCase)no data64 °C
64 bit support++
Windows 11 compatibility+no data

Compatibility

Information on Xeon Gold 6146 and Xeon Gold 6434 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)2
SocketFCLGA3647FCLGA4677
Power consumption (TDP)165 Watt195 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Gold 6146 and Xeon Gold 6434. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512Intel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
AES-NI++
AVX++
vPro+no data
Enhanced SpeedStep (EIST)++
Speed Shift++
Turbo Boost Technology2.02.0
Hyper-Threading Technology++
TSX++
Turbo Boost Max 3.0-no data
Deep Learning Boost-+

Security technologies

Xeon Gold 6146 and Xeon Gold 6434 technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDB++
SGXno dataYes with Intel® SPS
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Gold 6146 and Xeon Gold 6434 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 6434. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-2666DDR5-4800, DDR5-4400
Maximum memory size768 GB4 TB
Max memory channels68
Maximum memory bandwidth128.001 GB/sno data
ECC memory support++

Peripherals

Specifications and connection of peripherals supported by Xeon Gold 6146 and Xeon Gold 6434.

PCIe version3.05
PCI Express lanes4880

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
Xeon Gold 6434 15.64
+6.6%

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
Xeon Gold 6434 24836
+6.6%

Gaming performance

Pros & cons summary


Performance score 14.67 15.64
Recency 11 July 2017 10 January 2023
Physical cores 12 8
Threads 24 16
Power consumption (TDP) 165 Watt 195 Watt

Xeon Gold 6146 has 50% more physical cores and 50% more threads, and 18.2% lower power consumption.

Xeon Gold 6434, on the other hand, has a 6.6% higher aggregate performance score, and an age advantage of 5 years.

Given the minimal performance differences, no clear winner can be declared between Xeon Gold 6146 and Xeon Gold 6434.


Should you still have questions on choice between Xeon Gold 6146 and Xeon Gold 6434, ask them in Comments section, and we shall answer.

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Intel Xeon Gold 6146
Xeon Gold 6146
Intel Xeon Gold 6434
Xeon Gold 6434

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Community ratings

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Questions & comments

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