Xeon X5570 vs D-1520

Primary details

Comparing Xeon D-1520 and Xeon X5570 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	1508	1769
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.40	2.98
Market segment	Server	Server
Series	Intel Xeon D	no data
Architecture codename	Broadwell (2015−2019)	Gainestown (2009−2010)
Release date	9 March 2015 (9 years ago)	March 2009 (15 years ago)
Launch price (MSRP)	$199	$49
Current price	$595 (3x MSRP)	$133 (2.7x MSRP)

Cost-effectiveness evaluation

Performance per price, higher is better.

Xeon X5570 has 645% better value for money than Xeon D-1520.

Detailed specifications

Xeon D-1520 and Xeon X5570 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)	4 (Quad-Core)
Threads	8	8
Base clock speed	2.2 GHz	2.93 GHz
Boost clock speed	2.6 GHz	3.33 GHz
L1 cache	64K (per core)	64 KB (per core)
L2 cache	256K (per core)	256 KB (per core)
L3 cache	1.5 MB (per core)	8 MB (shared)
Chip lithography	14 nm	45 nm
Die size	246.24 mm2	263 mm2
Maximum core temperature	80 °C	75 °C
Maximum case temperature (TCase)	80 °C	no data
Number of transistors	3,200 million	731 million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	No	No

Compatibility

Information on Xeon D-1520 and Xeon X5570 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
Socket	FCBGA1667	FCLGA1366
Power consumption (TDP)	45 Watt	95 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon D-1520 and Xeon X5570. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX2	no data
AES-NI	+	no data
AVX	+	no data
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	2.0	1.0
Hyper-Threading Technology	+	+
TSX	+	no data
Idle States	+	+
Thermal Monitoring	+	no data
Demand Based Switching	no data	+
PAE	no data	40 Bit
GPIO	+	no data
Status	Launched	Discontinued

Security technologies

Xeon D-1520 and Xeon X5570 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
Secure Key	+	no data
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon D-1520 and Xeon X5570 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon D-1520 and Xeon X5570. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR3
Maximum memory size	128 GB	144 GB
Max memory channels	2	3
Maximum memory bandwidth	34.124 GB/s	32 GB/s
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon D-1520 and Xeon X5570.

PCIe version	2.0/3.0	no data
PCI Express lanes	32	no data
USB revision	2.0/3.0	no data
Total number of SATA ports	6	no data
Number of USB ports	8	no data
Integrated LAN	+	no data
UART	+	no data

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.

D-1520 outperforms X5570 by 50% based on our aggregated benchmark results.

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Pros & cons summary

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Performance score	3.18	2.12
Cost	$199	$49
Chip lithography	14 nm	45 nm
Power consumption (TDP)	45 Watt	95 Watt

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Should you still have questions on choice between Xeon D-1520 and Xeon X5570, ask them in Comments section, and we shall answer.

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