Xeon w7-3445 vs E5520

Primary details

Comparing Xeon E5520 and Xeon w7-3445 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2068	140
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	2.58	43.55
Market segment	Server	Server
Power efficiency	1.88	10.40
Architecture codename	Gainestown (2009−2010)	Sapphire Rapids (2023−2024)
Release date	30 March 2009 (15 years ago)	15 February 2023 (1 year ago)
Launch price (MSRP)	$19	$1,989

Cost-effectiveness evaluation

Performance per price, higher is better.

Xeon w7-3445 has 1588% better value for money than Xeon E5520.

Detailed specifications

Xeon E5520 and Xeon w7-3445 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)	20 (Icosa-Core)
Threads	8	40
Base clock speed	2.26 GHz	2.6 GHz
Boost clock speed	2.53 GHz	4.8 GHz
L1 cache	64 KB (per core)	80 KB (per core)
L2 cache	256 KB (per core)	2 MB (per core)
L3 cache	8 MB (shared)	52.5 MB
Chip lithography	45 nm	Intel 7 nm
Die size	263 mm2	4x 477 mm2
Maximum core temperature	72 °C	no data
Maximum case temperature (TCase)	no data	72 °C
Number of transistors	731 million	no data
64 bit support	+	+
Windows 11 compatibility	-	+

Compatibility

Information on Xeon E5520 and Xeon w7-3445 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	FCLGA1366	FCLGA4677
Power consumption (TDP)	80 Watt	270 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5520 and Xeon w7-3445. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	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	1.0	2.0
Hyper-Threading Technology	+	+
TSX	-	+
Idle States	+	no data
Demand Based Switching	+	no data
PAE	40 Bit	no data
Turbo Boost Max 3.0	no data	+
Status	Discontinued	Launched
Deep Learning Boost	-	+

Security technologies

Xeon E5520 and Xeon w7-3445 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 E5520 and Xeon w7-3445 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5520 and Xeon w7-3445. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR5-4800
Maximum memory size	144 GB	4 TB
Max memory channels	3	8
Maximum memory bandwidth	25.6 GB/s	no data
ECC memory support	+	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

N/A

N/A

Peripherals

Specifications and connection of peripherals supported by Xeon E5520 and Xeon w7-3445.

PCIe version	2.0	5.0
PCI Express lanes	no data	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.

Pros & cons summary

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Performance score	1.65	30.85
Recency	30 March 2009	15 February 2023
Physical cores	4	20
Threads	8	40
Power consumption (TDP)	80 Watt	270 Watt

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Should you still have questions on choice between Xeon E5520 and Xeon w7-3445, ask them in Comments section, and we shall answer.

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