Xeon X5470 vs D-1521

Primary details

Comparing Xeon D-1521 and Xeon X5470 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	1421	1894
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.15	0.36
Market segment	Server	Server
Series	Intel Xeon D	no data
Architecture codename	Broadwell (2015−2019)	no data
Release date	1 November 2015 (8 years ago)	1 July 2008 (16 years ago)
Launch price (MSRP)	$199	no data
Current price	$2202 (11.1x MSRP)	$208

Cost-effectiveness evaluation

Performance per price, higher is better.

Xeon X5470 has 140% better value for money than Xeon D-1521.

Detailed specifications

Xeon D-1521 and Xeon X5470 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)	no data
Threads	8	no data
Base clock speed	2.4 GHz	3.33 GHz
Boost clock speed	2.7 GHz	no data
L1 cache	64K (per core)	no data
L2 cache	256K (per core)	no data
L3 cache	1.5 MB (per core)	12 MB L2 Cache
Chip lithography	14 nm	45 nm
Die size	246.24 mm2	no data
Maximum core temperature	no data	63 °C
Maximum case temperature (TCase)	80 °C	no data
Number of transistors	3,200 million	no data
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	No	No
VID voltage range	no data	0.85V-1.35V

Compatibility

Information on Xeon D-1521 and Xeon X5470 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	no data
Socket	FCBGA1667	LGA771
Power consumption (TDP)	45 Watt	120 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon D-1521 and Xeon X5470. 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	-
Hyper-Threading Technology	+	-
TSX	+	no data
Idle States	+	+
Thermal Monitoring	+	+
Demand Based Switching	no data	+
GPIO	+	no data
FSB parity	no data	+
Status	Launched	Discontinued

Security technologies

Xeon D-1521 and Xeon X5470 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-1521 and Xeon X5470 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon D-1521 and Xeon X5470. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4, DDR3	no data
Maximum memory size	128 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	34.124 GB/s	no data
ECC memory support	+	no data

Peripherals

Specifications and connection of peripherals supported by Xeon D-1521 and Xeon X5470.

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-1521 outperforms X5470 by 95% based on our aggregate benchmark results.

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Pros & cons summary

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Performance score	3.68	1.89
Recency	1 November 2015	1 July 2008
Chip lithography	14 nm	45 nm
Power consumption (TDP)	45 Watt	120 Watt

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Should you still have questions on choice between Xeon D-1521 and Xeon X5470, ask them in Comments section, and we shall answer.

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