i9-14900HX vs Xeon Gold 6421N

Aggregate performance score

Xeon Gold 6421N
2023
32 cores / 64 threads, 185 Watt
37.02
+28.8%
Core i9-14900HX
2024
24 cores / 32 threads, 55 Watt
28.74

Xeon Gold 6421N outperforms Core i9-14900HX by a significant 29% based on our aggregate benchmark results.

Primary details

Comparing Xeon Gold 6421N and Core i9-14900HX processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking90158
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation44.63no data
Market segmentServerLaptop
Seriesno dataRaptor Lake-HX
Power efficiency18.9449.45
Architecture codenameSapphire Rapids (2023−2024)Raptor Lake-HX Refresh (2024)
Release date10 January 2023 (1 year ago)8 January 2024 (less than a year ago)
Launch price (MSRP)$2,368no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Xeon Gold 6421N and Core i9-14900HX 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 cores32 (Dotriaconta-Core)24 (Tetracosa-Core)
Threads6432
Base clock speed1.8 GHz2.2 GHz
Boost clock speed3.6 GHz5.7 GHz
Bus rateno data157 MHz
L1 cache80K (per core)80 KB (per core)
L2 cache2 MB (per core)2 MB (per core)
L3 cache60 MB36 MB (shared)
Chip lithographyIntel 7 nmIntel 7 nm
Die sizeno data257 mm2
Maximum core temperatureno data100 °C
Maximum case temperature (TCase)85 °C72 °C
64 bit support++
Unlocked multiplier-+

Compatibility

Information on Xeon Gold 6421N and Core i9-14900HX 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 configuration11
SocketFCLGA4677FCBGA1964
Power consumption (TDP)185 Watt55 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Gold 6421N and Core i9-14900HX. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI++
FMA-+
AVX++
vPro+no data
Enhanced SpeedStep (EIST)++
Speed Shift++
Turbo Boost Technology2.0no data
Hyper-Threading Technology++
TSX++
Thermal Monitoring-+
Flex Memory Accessno data+
Turbo Boost Max 3.0no data+
Deep Learning Boost++

Security technologies

Xeon Gold 6421N and Core i9-14900HX technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDB+no data
Secure Keyno data+
SGXYes with Intel® SPSno data
OS Guard++

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Gold 6421N and Core i9-14900HX are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Gold 6421N and Core i9-14900HX. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR5-4400DDR4, DDR5
Maximum memory size4 TB192 GB
Max memory channels82
Maximum memory bandwidthno data89.6 GB/s
ECC memory support+-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel UHD Graphics for 14th Gen Intel Processors
Quick Sync Video-+
Graphics max frequencyno data1.65 GHz
Execution Unitsno data32

Graphics interfaces

Available interfaces and connections of Xeon Gold 6421N and Core i9-14900HX integrated GPUs.

Number of displays supportedno data4

Graphics image quality

Maximum display resolutions supported by Xeon Gold 6421N and Core i9-14900HX integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4no data4096 x 2160 @ 60Hz
Max resolution over eDPno data5120 x 3200 @ 120Hz
Max resolution over DisplayPortno data7680 x 4320 @ 60Hz

Graphics API support

APIs supported by Xeon Gold 6421N and Core i9-14900HX integrated GPUs, sometimes API versions are included.

DirectXno data12.1
OpenGLno data4.6

Peripherals

Specifications and connection of peripherals supported by Xeon Gold 6421N and Core i9-14900HX.

PCIe version55.0 and 4.0
PCI Express lanes8016

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 6421N 37.02
+28.8%
i9-14900HX 28.74

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 6421N 58797
+28.8%
i9-14900HX 45650

Gaming performance

Pros & cons summary


Performance score 37.02 28.74
Recency 10 January 2023 8 January 2024
Physical cores 32 24
Threads 64 32
Power consumption (TDP) 185 Watt 55 Watt

Xeon Gold 6421N has a 28.8% higher aggregate performance score, and 33.3% more physical cores and 100% more threads.

i9-14900HX, on the other hand, has an age advantage of 11 months, and 236.4% lower power consumption.

The Xeon Gold 6421N is our recommended choice as it beats the Core i9-14900HX in performance tests.

Be aware that Xeon Gold 6421N is a server/workstation processor while Core i9-14900HX is a notebook one.


Should you still have questions on choice between Xeon Gold 6421N and Core i9-14900HX, ask them in Comments section, and we shall answer.

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Intel Xeon Gold 6421N
Xeon Gold 6421N
Intel Core i9-14900HX
Core i9-14900HX

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Community ratings

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