Ryzen 9 3900XT vs Xeon Platinum 8168

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Aggregate performance score

Xeon Platinum 8168
2017
24 cores / 48 threads, 205 Watt
20.84
+1.4%
Ryzen 9 3900XT
2020
12 cores / 24 threads, 105 Watt
20.56

Xeon Platinum 8168 outperforms Ryzen 9 3900XT by a minimal 1% based on our aggregate benchmark results.

Primary details

Comparing Xeon Platinum 8168 and Ryzen 9 3900XT processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking268274
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation3.5326.06
Market segmentServerDesktop processor
SeriesIntel Xeon PlatinumAMD Ryzen 9
Power efficiency9.6218.53
Architecture codenameSkylake (server) (2017−2018)Matisse 2 (2020)
Release date25 April 2017 (7 years ago)16 June 2020 (4 years ago)
Launch price (MSRP)$5,890$499

Cost-effectiveness evaluation

Performance per price, higher is better.

Ryzen 9 3900XT has 638% better value for money than Xeon Platinum 8168.

Detailed specifications

Xeon Platinum 8168 and Ryzen 9 3900XT 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)12 (Dodeca-Core)
Threads4824
Base clock speed2.7 GHz3.8 GHz
Boost clock speed3.7 GHz4.7 GHz
Multiplier27no data
L1 cache1.5 MB768 KB
L2 cache24 MB6 MB
L3 cache33 MB64 MB
Chip lithography14 nm7 nm, 12 nm
Die sizeno data74 mm2
Maximum core temperature85 °Cno data
Maximum case temperature (TCase)no data95 °C
Number of transistorsno data3,800 million
64 bit support++
Windows 11 compatibility++
Unlocked multiplier-+

Compatibility

Information on Xeon Platinum 8168 and Ryzen 9 3900XT 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 configuration8 (Multiprocessor)1
SocketFCLGA3647AM4
Power consumption (TDP)205 Watt105 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Platinum 8168 and Ryzen 9 3900XT. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512no data
AES-NI++
AVX++
vPro+no data
Enhanced SpeedStep (EIST)+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 Platinum 8168 and Ryzen 9 3900XT technologies aimed at improving security, for example, by protecting against hacks.

TXT+no data
EDB+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Platinum 8168 and Ryzen 9 3900XT 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 Platinum 8168 and Ryzen 9 3900XT. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-2666DDR4-3200
Maximum memory size768 GB128 GB
Max memory channels62
Maximum memory bandwidth128.001 GB/s51.196 GB/s
ECC memory support++

Peripherals

Specifications and connection of peripherals supported by Xeon Platinum 8168 and Ryzen 9 3900XT.

PCIe version3.04.0
PCI Express lanes48no data

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 Platinum 8168 20.84
+1.4%
Ryzen 9 3900XT 20.56

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.

Xeon Platinum 8168 33099
+1.3%
Ryzen 9 3900XT 32660

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 Platinum 8168 1197
Ryzen 9 3900XT 1741
+45.4%

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 Platinum 8168 10829
+9.3%
Ryzen 9 3900XT 9909

Gaming performance

Pros & cons summary


Performance score 20.84 20.56
Recency 25 April 2017 16 June 2020
Physical cores 24 12
Threads 48 24
Chip lithography 14 nm 7 nm
Power consumption (TDP) 205 Watt 105 Watt

Xeon Platinum 8168 has a 1.4% higher aggregate performance score, and 100% more physical cores and 100% more threads.

Ryzen 9 3900XT, on the other hand, has an age advantage of 3 years, a 100% more advanced lithography process, and 95.2% lower power consumption.

Given the minimal performance differences, no clear winner can be declared between Xeon Platinum 8168 and Ryzen 9 3900XT.

Be aware that Xeon Platinum 8168 is a server/workstation processor while Ryzen 9 3900XT is a desktop one.


Should you still have questions on choice between Xeon Platinum 8168 and Ryzen 9 3900XT, ask them in Comments section, and we shall answer.

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Intel Xeon Platinum 8168
Xeon Platinum 8168
AMD Ryzen 9 3900XT
Ryzen 9 3900XT

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Community ratings

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


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Questions & comments

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