Xeon w9-3575X vs E5-2665

Primary details

Comparing Xeon E5-2665 and Xeon w9-3575X processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1196	30
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	7.90	33.96
Market segment	Server	Server
Power efficiency	4.29	14.48
Architecture codename	Sandy Bridge-EP (2012)	Sapphire Rapids (2023−2024)
Release date	6 March 2012 (12 years ago)	24 August 2024 (less than a year ago)
Launch price (MSRP)	$142	$3,789

Cost-effectiveness evaluation

Performance per price, higher is better.

Xeon w9-3575X has 330% better value for money than Xeon E5-2665.

Detailed specifications

Xeon E5-2665 and Xeon w9-3575X 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	8 (Octa-Core)	44
Threads	16	88
Base clock speed	2.4 GHz	2.2 GHz
Boost clock speed	3.1 GHz	4.8 GHz
Bus rate	8 GT/s	no data
L1 cache	64 KB (per core)	80 KB (per core)
L2 cache	256 KB (per core)	2 MB (per core)
L3 cache	20480 KB (shared)	97.5 MB
Chip lithography	32 nm	Intel 7 nm
Die size	435 mm2	4x 477 mm2
Maximum core temperature	82 °C	no data
Maximum case temperature (TCase)	no data	79 °C
Number of transistors	2,270 million	no data
64 bit support	+	+
Windows 11 compatibility	-	no data
Unlocked multiplier	-	+

Compatibility

Information on Xeon E5-2665 and Xeon w9-3575X 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	2	1
Socket	FCLGA2011	FCLGA4677
Power consumption (TDP)	115 Watt	340 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-2665 and Xeon w9-3575X. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX	Intel® SSE4.1, Intel® AMX, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
AVX	+	+
vPro	no data	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	no data	+
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
TSX	-	+
Idle States	+	no data
Thermal Monitoring	+	-
Flex Memory Access	-	no data
Demand Based Switching	+	no data
Turbo Boost Max 3.0	no data	+
Deep Learning Boost	-	+

Security technologies

Xeon E5-2665 and Xeon w9-3575X technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
SGX	no data	-
OS Guard	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5-2665 and Xeon w9-3575X are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-2665 and Xeon w9-3575X. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR5-4800
Maximum memory size	384 GB	4 TB
Max memory channels	4	8
Maximum memory bandwidth	51.2 GB/s	no data
ECC memory support	+	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

N/A

Peripherals

Specifications and connection of peripherals supported by Xeon E5-2665 and Xeon w9-3575X.

PCIe version	3.0	5.0
PCI Express lanes	40	112

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	5.21	52.02
Recency	6 March 2012	24 August 2024
Physical cores	8	44
Threads	16	88
Power consumption (TDP)	115 Watt	340 Watt

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Should you still have questions on choice between Xeon E5-2665 and Xeon w9-3575X, ask them in Comments section, and we shall answer.

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