Xeon E3-1271 v3 vs D-1531

General info

Comparing Xeon D-1531 and Xeon E3-1271 v3 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	1157	1150
Place by popularity	not in top-100	not in top-100
Value for money	0.24	2.21
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 April 2014 (10 years ago)
Launch price (MSRP)	$348	no data
Current price	$2360 (6.8x MSRP)	$265

Value for money

Performance per price, higher is better.

Xeon E3-1271 v3 has 821% better value for money than Xeon D-1531.

Technical specs

Xeon D-1531 and Xeon E3-1271 v3 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	6 (Hexa-Core)	4 (Quad-Core)
Threads	12	8
Base clock speed	2.2 GHz	3.6 GHz
Boost clock speed	2.7 GHz	4 GHz
L1 cache	64K (per core)	no data
L2 cache	256K (per core)	no data
L3 cache	1.5 MB (per core)	8 MB Intel® Smart Cache
Chip lithography	14 nm	22 nm
Die size	246.24 mm2	no data
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

Compatibility

Information on Xeon D-1531 and Xeon E3-1271 v3 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	1
Socket	FCBGA1667	FCLGA1150
Power consumption (TDP)	45 Watt	80 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon D-1531 and Xeon E3-1271 v3. You'll probably need this information if you require some particular technology.

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

Security technologies

Xeon D-1531 and Xeon E3-1271 v3 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon D-1531 and Xeon E3-1271 v3 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon D-1531 and Xeon E3-1271 v3. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4, DDR3	DDR3L-1333, DDR3L-1600
Maximum memory size	128 GB	32 GB
Max memory channels	2	2
Maximum memory bandwidth	34.124 GB/s	25.6 GB/s
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon D-1531 and Xeon E3-1271 v3.

PCIe version	2.0/3.0	3.0
PCI Express lanes	32	16
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.

---

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.

E3-1271 v3 outperforms D-1531 by 1% based on our aggregated benchmark results.

---

Advantages and disadvantages

---

Performance score	4.80	4.83
Recency	1 November 2015	1 April 2014
Physical cores	6	4
Threads	12	8
Chip lithography	14 nm	22 nm
Power consumption (TDP)	45 Watt	80 Watt

---

Should you still have questions on choice between Xeon D-1531 and Xeon E3-1271 v3, ask them in Comments section, and we shall answer.

Vote

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.

---