Xeon Silver 4209T vs W3520

Primary details

Comparing Xeon W3520 and Xeon Silver 4209T processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2004	1012
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.32	14.81
Market segment	Server	Server
Series	no data	Intel Xeon Silver
Power efficiency	1.34	9.43
Architecture codename	Bloomfield (2008−2010)	Cascade Lake (2019−2020)
Release date	30 March 2009 (15 years ago)	2 April 2019 (5 years ago)
Launch price (MSRP)	$404	$501

Cost-effectiveness evaluation

Performance per price, higher is better.

Xeon Silver 4209T has 4528% better value for money than Xeon W3520.

Detailed specifications

Xeon W3520 and Xeon Silver 4209T 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 cores	4 (Quad-Core)	8 (Octa-Core)
Threads	8	16
Base clock speed	2.66 GHz	2.2 GHz
Boost clock speed	2.93 GHz	3.2 GHz
Multiplier	no data	22
L1 cache	64 KB (per core)	512 KB
L2 cache	256 KB (per core)	8 MB
L3 cache	8 MB (shared)	11 MB
Chip lithography	45 nm	14 nm
Die size	263 mm2	no data
Maximum core temperature	68 °C	91 °C
Number of transistors	731 million	no data
64 bit support	+	+
Windows 11 compatibility	-	+

Compatibility

Information on Xeon W3520 and Xeon Silver 4209T 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 configuration	1	2 (Multiprocessor)
Socket	FCLGA1366	FCLGA3647
Power consumption (TDP)	130 Watt	70 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon W3520 and Xeon Silver 4209T. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2	Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
AES-NI	-	+
AVX	-	+
vPro	no data	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	no data	+
Turbo Boost Technology	1.0	2.0
Hyper-Threading Technology	+	+
TSX	-	+
Idle States	+	no data
Demand Based Switching	+	no data
PAE	36 Bit	no data
Turbo Boost Max 3.0	no data	-
Deep Learning Boost	-	+

Security technologies

Xeon W3520 and Xeon Silver 4209T technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon W3520 and Xeon Silver 4209T are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon W3520 and Xeon Silver 4209T. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR4-2400
Maximum memory size	24 GB	1 TB
Max memory channels	3	6
Maximum memory bandwidth	25.6 GB/s	115.212 GB/s
ECC memory support	+	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

N/A

no data

Peripherals

Specifications and connection of peripherals supported by Xeon W3520 and Xeon Silver 4209T.

PCIe version	2.0	3.0
PCI Express lanes	no data	48

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

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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.

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Pros & cons summary

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Performance score	1.84	6.98
Recency	30 March 2009	2 April 2019
Physical cores	4	8
Threads	8	16
Chip lithography	45 nm	14 nm
Power consumption (TDP)	130 Watt	70 Watt

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Should you still have questions on choice between Xeon W3520 and Xeon Silver 4209T, ask them in Comments section, and we shall answer.

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