Xeon W-2155 vs Ryzen 9 3900

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Aggregate performance score

Ryzen 9 3900
2019
12 cores / 24 threads, 65 Watt
19.34
+45.6%
Xeon W-2155
2017
10 cores / 20 threads, 140 Watt
13.28

Ryzen 9 3900 outperforms Xeon W-2155 by a considerable 46% based on our aggregate benchmark results.

Primary details

Comparing Ryzen 9 3900 and Xeon W-2155 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking300567
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation20.747.30
Market segmentDesktop processorServer
SeriesAMD Matisse (Ryzen 3000 Desktop)Intel Xeon W
Power efficiency28.168.98
Architecture codenameMatisse (Zen 2) (2019−2020)Skylake (server) (2017−2018)
Release date24 September 2019 (5 years ago)29 August 2017 (7 years ago)
Launch price (MSRP)$499$1,440

Cost-effectiveness evaluation

Performance per price, higher is better.

Ryzen 9 3900 has 184% better value for money than Xeon W-2155.

Detailed specifications

Ryzen 9 3900 and Xeon W-2155 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)10 (Deca-Core)
Threads2420
Base clock speed3.1 GHz3.3 GHz
Boost clock speed4.3 GHz4.5 GHz
Bus typeno dataDMI 3.0
Bus rateno data4 × 8 GT/s
Multiplierno data33
L1 cache768 KB64K (per core)
L2 cache6 MB1 MB (per core)
L3 cache64 MB13.75 MB (shared)
Chip lithography7 nm, 12 nm14 nm
Die size2x 74 mm2484 mm2
Maximum case temperature (TCase)no data68 °C
Number of transistors7,600 millionno data
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier+-

Compatibility

Information on Ryzen 9 3900 and Xeon W-2155 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 (Uniprocessor)
SocketAM4FCLGA2066
Power consumption (TDP)65 Watt140 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 9 3900 and Xeon W-2155. You'll probably need this information if you require some particular technology.

Instruction set extensions86x MMX(+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A,-64, AMD-V, AES, AVX, AVX2, FMA3, SHA, Precision Boost 2Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
AES-NI++
AVX++
vProno data+
Enhanced SpeedStep (EIST)no data+
Speed Shiftno data+
Turbo Boost Technologyno data2.0
Hyper-Threading Technologyno data+
TSX-+
Idle Statesno data+
Thermal Monitoring-+
Flex Memory Accessno data-
Demand Based Switchingno data+
PAEno data46 Bit
Turbo Boost Max 3.0no data-
Precision Boost 2+no data

Security technologies

Ryzen 9 3900 and Xeon W-2155 technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDBno data+
Secure Keyno data+
MPX-+
Identity Protection-+
SGXno data-
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 9 3900 and Xeon W-2155 are enumerated here.

AMD-V+-
VT-dno data+
VT-xno data+
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 9 3900 and Xeon W-2155. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-3200DDR4-1600, DDR4-1866, DDR4-2133, DDR4-2400, DDR4-2666
Maximum memory size128 GB512 GB
Max memory channels24
Maximum memory bandwidth51.196 GB/s85.33 GB/s
ECC memory support-+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardN/Ano data

Peripherals

Specifications and connection of peripherals supported by Ryzen 9 3900 and Xeon W-2155.

PCIe version4.03.0
PCI Express lanes2448

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.

Ryzen 9 3900 19.34
+45.6%
Xeon W-2155 13.28

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.

Ryzen 9 3900 30722
+45.7%
Xeon W-2155 21088

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.

Ryzen 9 3900 1678
+23.8%
Xeon W-2155 1355

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.

Ryzen 9 3900 9543
+9.7%
Xeon W-2155 8701

Gaming performance

Pros & cons summary


Performance score 19.34 13.28
Recency 24 September 2019 29 August 2017
Physical cores 12 10
Threads 24 20
Chip lithography 7 nm 14 nm
Power consumption (TDP) 65 Watt 140 Watt

Ryzen 9 3900 has a 45.6% higher aggregate performance score, an age advantage of 2 years, 20% more physical cores and 20% more threads, a 100% more advanced lithography process, and 115.4% lower power consumption.

The Ryzen 9 3900 is our recommended choice as it beats the Xeon W-2155 in performance tests.

Note that Ryzen 9 3900 is a desktop processor while Xeon W-2155 is a server/workstation one.


Should you still have questions on choice between Ryzen 9 3900 and Xeon W-2155, ask them in Comments section, and we shall answer.

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AMD Ryzen 9 3900
Ryzen 9 3900
Intel Xeon W-2155
Xeon W-2155

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Community ratings

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Questions & comments

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