Ryzen 9 8940HX vs Xeon 6521P

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Aggregate performance score

Xeon 6521P
2025
24 cores / 48 threads, 225 Watt
36.06
+4.3%
Ryzen 9 8940HX
2025
16 cores / 32 threads, 55 Watt
34.56

Xeon 6521P outperforms Ryzen 9 8940HX by a minimal 4% based on our aggregate benchmark results.

Primary details

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

Place in the ranking120136
Place by popularitynot in top-100not in top-100
Market segmentServerLaptop
Power efficiency15.4660.21
DesignerIntelAMD
Manufacturerno dataTSMC
Architecture codenameno dataDragon Range (2025)
Release date1 January 2025 (less than a year ago)23 April 2025 (less than a year ago)

Detailed specifications

Xeon 6521P and Ryzen 9 8940HX 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 cores24 (Tetracosa-Core)16 (Hexadeca-Core)
Threads4832
Base clock speed2.6 GHz2.4 GHz
Boost clock speed4.1 GHz5.3 GHz
L1 cacheno data64 KB (per core)
L2 cacheno data1 MB (per core)
L3 cache144 MB64 MB (shared)
Chip lithographyIntel 3 nm5 nm
Die sizeno data2x 71 mm2
Maximum core temperature82 °Cno data
Number of transistorsno data13,140 million
64 bit support-+
Unlocked multiplier-+

Compatibility

Information on Xeon 6521P and Ryzen 9 8940HX 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 data1
SocketFCLGA4710FL1
Power consumption (TDP)225 Watt55 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon 6521P and Ryzen 9 8940HX. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512, Intel® AMXno data
AES-NI++
AVX-+
Speed Shift+no data
Turbo Boost Technology2.0no data
Hyper-Threading Technology+no data
TSX+-
Precision Boost 2no data+
Deep Learning Boost+-

Security technologies

Xeon 6521P and Ryzen 9 8940HX technologies aimed at improving security, for example, by protecting against hacks.

TXT+no data
EDB+no data
SGX+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon 6521P and Ryzen 9 8940HX are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon 6521P and Ryzen 9 8940HX. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR5(6400MT/s)DDR5
Maximum memory size4 TBno data
ECC memory support+-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataAMD Radeon 610M

Peripherals

Specifications and connection of peripherals supported by Xeon 6521P and Ryzen 9 8940HX.

PCIe version5.05.0
PCI Express lanes13628

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.

Xeon 6521P 36.06
+4.3%
Ryzen 9 8940HX 34.56

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. Other than that, Passmark measures multi-core performance.

Xeon 6521P 57970
+4.3%
Ryzen 9 8940HX 55564

Gaming performance

Pros & cons summary


Performance score 36.06 34.56
Recency 1 January 2025 23 April 2025
Physical cores 24 16
Threads 48 32
Power consumption (TDP) 225 Watt 55 Watt

Xeon 6521P has a 4.3% higher aggregate performance score, and 50% more physical cores and 50% more threads.

Ryzen 9 8940HX, on the other hand, has an age advantage of 3 months, and 309.1% lower power consumption.

Given the minimal performance differences, no clear winner can be declared between Intel Xeon 6521P and AMD Ryzen 9 8940HX.

Be aware that Xeon 6521P is a server/workstation processor while Ryzen 9 8940HX is a notebook one.

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Intel Xeon 6521P
Xeon 6521P
AMD Ryzen 9 8940HX
Ryzen 9 8940HX

Other comparisons

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Community ratings

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