Xeon w3-2435 vs E3-1271 v3

Primary details

Comparing Xeon E3-1271 v3 and Xeon w3-2435 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1255	388
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	59.77
Market segment	Server	Server
Power efficiency	5.61	9.53
Architecture codename	no data	Sapphire Rapids (2023−2024)
Release date	1 April 2014 (10 years ago)	15 February 2023 (1 year ago)
Launch price (MSRP)	no data	$669

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon E3-1271 v3 and Xeon w3-2435 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)	8 (Octa-Core)
Threads	8	16
Base clock speed	3.6 GHz	3.1 GHz
Boost clock speed	4 GHz	4.5 GHz
Bus rate	5 GT/s	no data
L1 cache	no data	80 KB (per core)
L2 cache	no data	2 MB (per core)
L3 cache	8 MB Intel® Smart Cache	22.5 MB
Chip lithography	22 nm	Intel 7 nm
Maximum case temperature (TCase)	no data	70 °C
64 bit support	+	+
Windows 11 compatibility	-	+

Compatibility

Information on Xeon E3-1271 v3 and Xeon w3-2435 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	FCLGA1150	FCLGA4677
Power consumption (TDP)	80 Watt	165 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E3-1271 v3 and Xeon w3-2435. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	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	2.0	2.0
Hyper-Threading Technology	+	+
TSX	+	+
Idle States	+	no data
Thermal Monitoring	+	-
Flex Memory Access	+	no data
SIPP	+	-
Turbo Boost Max 3.0	no data	+
Fast Memory Access	+	no data
Deep Learning Boost	-	+

Security technologies

Xeon E3-1271 v3 and Xeon w3-2435 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E3-1271 v3 and Xeon w3-2435 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E3-1271 v3 and Xeon w3-2435. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3L-1333, DDR3L-1600	DDR5-4400
Maximum memory size	32 GB	2 TB
Max memory channels	2	4
Maximum memory bandwidth	25.6 GB/s	no data
ECC memory support	+	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

N/A

Peripherals

Specifications and connection of peripherals supported by Xeon E3-1271 v3 and Xeon w3-2435.

PCIe version	3.0	5.0
PCI Express lanes	16	64

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.

---

Pros & cons summary

---

Performance score	4.74	16.62
Recency	1 April 2014	15 February 2023
Physical cores	4	8
Threads	8	16
Power consumption (TDP)	80 Watt	165 Watt

---

Should you still have questions on choice between Xeon E3-1271 v3 and Xeon w3-2435, ask them in Comments section, and we shall answer.

Vote for your favorite

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

---