Intel Xeon W-11855M vs Silver 4309Y

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Combined performance score

Xeon Silver 4309Y
12.44
+4.6%

Silver 4309Y outperforms W-11855M by 5% in our combined benchmark results.

General info

Comparing Xeon Silver 4309Y and Xeon W-11855M processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking541579
Place by popularitynot in top-100not in top-100
Value for money27.0441.27
Market segmentServerServer
Seriesno dataIntel Tiger Lake
Architecture codenameIce Lake-SP (2021)Tiger Lake-H (2021)
Release date6 April 2021 (2 years old)11 May 2021 (2 years old)
Current price$639 $395
Value for money

Performance per price, higher is better.

Xeon W-11855M has 53% better value for money than Xeon Silver 4309Y.

Technical specs

Xeon Silver 4309Y and Xeon W-11855M 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 cores8 (Octa-Core)6 (Hexa-Core)
Threads1612
Base clock speed2.8 GHz3.2 GHz
Boost clock speed3.6 GHz4.9 GHz
L1 cache64K (per core)96K (per core)
L2 cache1 MB (per core)1.25 MB (per core)
L3 cache12 MB (shared)18 MB (shared)
Chip lithography10 nm10 nm SuperFin
Maximum core temperature76 °C100 °C
Maximum case temperature (TCase)76 °C72 °C
64 bit support++
Windows 11 compatibility++
Unlocked multiplierNoNo

Compatibility

Information on Xeon Silver 4309Y and Xeon W-11855M 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 configuration21
SocketFCLGA4189FCBGA1787
Power consumption (TDP)105 Watt35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Silver 4309Y and Xeon W-11855M. You'll probably need this information if you require some particular technology.

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

Security technologies

Xeon Silver 4309Y and Xeon W-11855M technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDB+no data
Secure Keyno data+
SGXYes with Intel® SPS-
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Silver 4309Y and Xeon W-11855M are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Silver 4309Y and Xeon W-11855M. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-2667DDR4
Maximum memory size6 TB128 GB
Max memory channels82
Maximum memory bandwidthno data51.2 GB/s
ECC memory support++

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel® UHD Graphics for 11th Gen Intel® Processors
Quick Sync Videono data+
Graphics max frequencyno data1.45 GHz
Execution Unitsno data32

Graphics interfaces

Available interfaces and connections of Xeon Silver 4309Y and Xeon W-11855M integrated GPUs.

Number of displays supportedno data4

Graphics image quality

Maximum display resolutions supported by Xeon Silver 4309Y and Xeon W-11855M integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4no data4096x2304@60Hz
Max resolution over eDPno data4096x2304@60Hz
Max resolution over DisplayPortno data7680x4320@60Hz

Graphics API support

APIs supported by Xeon Silver 4309Y and Xeon W-11855M integrated GPUs, sometimes API versions are included.

DirectXno data12.1
OpenGLno data4.6

Peripherals

Specifications and connection of peripherals supported by Xeon Silver 4309Y and Xeon W-11855M.

PCIe version4.04.0
PCI Express lanes6420

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 Silver 4309Y 12.44
+4.6%
Xeon W-11855M 11.89

Silver 4309Y outperforms W-11855M by 5% in our combined benchmark results.


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.

Benchmark coverage: 68%

Xeon Silver 4309Y 19100
+4.6%
Xeon W-11855M 18268

Silver 4309Y outperforms W-11855M by 5% in Passmark.

Gaming performance

Advantages and disadvantages


Performance score 12.44 11.89
Recency 6 April 2021 11 May 2021
Physical cores 8 6
Threads 16 12
Power consumption (TDP) 105 Watt 35 Watt

We couldn't decide between Xeon Silver 4309Y and Xeon W-11855M. The differences in performance seem too small.


Should you still have questions on choice between Xeon Silver 4309Y and Xeon W-11855M, ask them in Comments section, and we shall answer.

User ratings

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


Intel Xeon Silver 4309Y
Xeon Silver 4309Y
Intel Xeon W-11855M
Xeon W-11855M

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User ratings: view and submit

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Questions and comments

Here you can ask a question about Xeon Silver 4309Y or Xeon W-11855M, agree or disagree with our judgements, or report an error or mismatch.