Xeon E3-1245 vs D-1559

Primary details

Comparing Xeon D-1559 and Xeon E3-1245 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1206	1560
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	1.22
Market segment	Server	Server
Series	Intel Xeon D	no data
Power efficiency	10.62	3.35
Architecture codename	Broadwell (2015−2019)	Sandy Bridge (2011−2013)
Release date	no data (2024 years ago)	3 April 2011 (13 years ago)
Launch price (MSRP)	$727	$350

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon D-1559 and Xeon E3-1245 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	12 (Dodeca-Core)	4 (Quad-Core)
Threads	24	8
Base clock speed	1.5 GHz	3.3 GHz
Boost clock speed	2.1 GHz	3.7 GHz
Bus type	DMI 2.0	no data
Multiplier	15	no data
L1 cache	768 KB	64 KB (per core)
L2 cache	3 MB	256 KB (per core)
L3 cache	18 MB	8 MB (shared)
Chip lithography	14 nm	32 nm
Die size	306.18 mm2	216 mm2
Maximum core temperature	no data	73 °C
Number of transistors	4700 Million	1,160 million
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Xeon D-1559 and Xeon E3-1245 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 (Uniprocessor)	1
Socket	FCBGA1667	LGA1155
Power consumption (TDP)	45 Watt	95 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon D-1559 and Xeon E3-1245. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX2	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX
AES-NI	+	+
AVX	+	+
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
TSX	+	-
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	no data	+
Demand Based Switching	no data	+
GPIO	+	no data
FDI	no data	+
Fast Memory Access	no data	+

Security technologies

Xeon D-1559 and Xeon E3-1245 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
Secure Key	+	no data
Identity Protection	-	+
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon D-1559 and Xeon E3-1245 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon D-1559 and Xeon E3-1245. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4, DDR3	DDR3
Maximum memory size	128 GB	32 GB
Max memory channels	2	2
Maximum memory bandwidth	34.124 GB/s	21 GB/s
ECC memory support	+	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	no data	Intel HD P3000
Quick Sync Video	-	+
Clear Video HD	no data	+
Graphics max frequency	no data	1.35 GHz
InTru 3D	no data	+

Graphics interfaces

Available interfaces and connections of Xeon D-1559 and Xeon E3-1245 integrated GPUs.

Number of displays supported

no data

2

Peripherals

Specifications and connection of peripherals supported by Xeon D-1559 and Xeon E3-1245.

PCIe version	2.0/3.0	2.0
PCI Express lanes	32	20
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.

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Pros & cons summary

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Performance score	5.24	3.49
Physical cores	12	4
Threads	24	8
Chip lithography	14 nm	32 nm
Power consumption (TDP)	45 Watt	95 Watt

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Should you still have questions on choice between Xeon D-1559 and Xeon E3-1245, ask them in Comments section, and we shall answer.

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