i9-9900T vs Xeon Silver 4208

#ad 
Buy on Amazon
VS

Aggregate performance score

Xeon Silver 4208
2019
8 cores / 16 threads, 85 Watt
7.35
Core i9-9900T
2019
8 cores / 16 threads, 35 Watt
8.53
+16.1%

Core i9-9900T outperforms Xeon Silver 4208 by a moderate 16% based on our aggregate benchmark results.

Primary details

Comparing Xeon Silver 4208 and Core i9-9900T processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking985908
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation18.816.66
Market segmentServerDesktop processor
SeriesIntel Xeon SilverIntel Core i9
Power efficiency7.8822.22
Architecture codenameCascade Lake (2019−2020)Coffee Lake-R (2018−2019)
Release date2 April 2019 (5 years ago)23 April 2019 (5 years ago)
Launch price (MSRP)$417$439

Cost-effectiveness evaluation

Performance per price, higher is better.

Xeon Silver 4208 has 182% better value for money than i9-9900T.

Detailed specifications

Xeon Silver 4208 and Core i9-9900T 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)8 (Octa-Core)
Threads1616
Base clock speed2.1 GHz2.1 GHz
Boost clock speed3.2 GHz4.4 GHz
Bus typeno dataDMI 3.0
Bus rateno data4 × 8 GT/s
Multiplier2121
L1 cache512 KB512 KB
L2 cache8 MB2 MB
L3 cache11 MB16 MB (shared)
Chip lithography14 nm14 nm
Die sizeno data180.3 mm2
Maximum core temperature78 °C100 °C
Maximum case temperature (TCase)no data72 °C
64 bit support++
Windows 11 compatibility++

Compatibility

Information on Xeon Silver 4208 and Core i9-9900T 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 configuration2 (Multiprocessor)1 (Uniprocessor)
SocketFCLGA3647FCLGA1151
Power consumption (TDP)85 Watt35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Silver 4208 and Core i9-9900T. 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
AES-NI++
AVX++
vPro++
Enhanced SpeedStep (EIST)++
Speed Shift+no data
Turbo Boost Technology2.02.0
Hyper-Threading Technology++
TSX++
Idle Statesno data+
Thermal Monitoring-+
SIPP-+
Turbo Boost Max 3.0-no data
Deep Learning Boost+-

Security technologies

Xeon Silver 4208 and Core i9-9900T technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDB++
Secure Keyno data+
MPX-+
Identity Protection-+
SGXno dataYes with Intel® ME
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Silver 4208 and Core i9-9900T are enumerated here.

AMD-V-+
VT-d++
VT-x++
EPT++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Silver 4208 and Core i9-9900T. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-2400DDR4
Maximum memory size1 TB128 GB
Max memory channels62
Maximum memory bandwidth115.212 GB/s42.671 GB/s
ECC memory support+-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel UHD Graphics 630
Max video memoryno data64 GB
Quick Sync Video-+
Clear Videono data+
Clear Video HDno data+
Graphics max frequencyno data1.2 GHz
InTru 3Dno data+

Graphics interfaces

Available interfaces and connections of Xeon Silver 4208 and Core i9-9900T integrated GPUs.

Number of displays supportedno data3

Graphics image quality

Maximum display resolutions supported by Xeon Silver 4208 and Core i9-9900T integrated GPUs, including resolutions over different interfaces.

4K resolution supportno data+
Max resolution over HDMI 1.4no data4096 x 2304@24Hz
Max resolution over eDPno data4096 x 2304@60Hz
Max resolution over DisplayPortno data4096 x 2304@60Hz

Graphics API support

APIs supported by Xeon Silver 4208 and Core i9-9900T integrated GPUs, sometimes API versions are included.

DirectXno data12
OpenGLno data4.5

Peripherals

Specifications and connection of peripherals supported by Xeon Silver 4208 and Core i9-9900T.

PCIe version3.03.0
PCI Express lanes4816

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 4208 7.35
i9-9900T 8.53
+16.1%

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 Silver 4208 11247
i9-9900T 13052
+16%

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 Silver 4208 929
i9-9900T 1522
+63.8%

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 Silver 4208 4795
i9-9900T 6657
+38.8%

Gaming performance

Pros & cons summary


Performance score 7.35 8.53
Power consumption (TDP) 85 Watt 35 Watt

i9-9900T has a 16.1% higher aggregate performance score, and 142.9% lower power consumption.

The Core i9-9900T is our recommended choice as it beats the Xeon Silver 4208 in performance tests.

Be aware that Xeon Silver 4208 is a server/workstation processor while Core i9-9900T is a desktop one.


Should you still have questions on choice between Xeon Silver 4208 and Core i9-9900T, ask them in Comments section, and we shall answer.

Vote for your favorite

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


Intel Xeon Silver 4208
Xeon Silver 4208
Intel Core i9-9900T
Core i9-9900T

Similar processor comparisons

We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

Community ratings

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


3.4 38 votes

Rate Xeon Silver 4208 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
4 46 votes

Rate Core i9-9900T on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Xeon Silver 4208 or Core i9-9900T, agree or disagree with our judgements, or report an error or mismatch.