Xeon E3-1271 v3 vs Core i5-1035G1

Primary details

Comparing Core i5-1035G1 and Xeon E3-1271 v3 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	1185	1168
Place by popularity	66	not in top-100
Cost-effectiveness evaluation	no data	2.26
Market segment	Laptop	Server
Series	Intel Core i5	no data
Architecture codename	Ice Lake-U (2019−2020)	no data
Release date	1 August 2019 (4 years ago)	1 April 2014 (10 years ago)
Launch price (MSRP)	$297	no data
Current price	$626 (2.1x MSRP)	$265

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i5-1035G1 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	4 (Quad-Core)	4 (Quad-Core)
Threads	8	8
Base clock speed	1 GHz	3.6 GHz
Boost clock speed	3.6 GHz	4 GHz
L1 cache	64K (per core)	no data
L2 cache	256K (per core)	no data
L3 cache	6 MB (shared)	8 MB Intel® Smart Cache
Chip lithography	10 nm	22 nm
Maximum core temperature	100 °C	no data
Maximum case temperature (TCase)	72 °C	no data
64 bit support	+	+
Windows 11 compatibility	+	-
Unlocked multiplier	No	No

Compatibility

Information on Core i5-1035G1 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	FCBGA1526	FCLGA1150
Power consumption (TDP)	15 Watt	80 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-1035G1 and Xeon E3-1271 v3. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI	+	+
FMA	+	no data
AVX	+	no data
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	no data
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
TSX	-	+
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	no data	+
SIPP	-	+
Fast Memory Access	no data	+
Status	Discontinued	Discontinued

Security technologies

Core i5-1035G1 and Xeon E3-1271 v3 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	+
EDB	+	+
Secure Key	+	+
Identity Protection	no data	+
SGX	Yes with Intel® ME	no data
OS Guard	+	+
Anti-Theft	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-1035G1 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 Core i5-1035G1 and Xeon E3-1271 v3. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR3L-1333, DDR3L-1600
Maximum memory size	64 GB	32 GB
Max memory channels	2	2
Maximum memory bandwidth	58.3 GB/s	25.6 GB/s
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® UHD Graphics for 10th Gen Intel® Processors	no data
Quick Sync Video	+	no data
Graphics max frequency	1.05 GHz	no data

Graphics interfaces

Available interfaces and connections of Core i5-1035G1 and Xeon E3-1271 v3 integrated GPUs.

Number of displays supported	3	no data
eDP	+	no data
DisplayPort	+	no data
HDMI	+	no data

Graphics image quality

Maximum display resolutions supported by Core i5-1035G1 and Xeon E3-1271 v3 integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4	4096 x 2304@60Hz	no data
Max resolution over eDP	5120 x 3200@60Hz	no data
Max resolution over DisplayPort	5120 x 3200@60Hz	no data

Graphics API support

APIs supported by Core i5-1035G1 and Xeon E3-1271 v3 integrated GPUs, sometimes API versions are included.

DirectX	12	no data
OpenGL	4.6	no data

Peripherals

Specifications and connection of peripherals supported by Core i5-1035G1 and Xeon E3-1271 v3.

PCIe version	3.0	3.0
PCI Express lanes	no data	16

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.

Xeon E3-1271 v3 outperforms Core i5-1035G1 by 1% based on our aggregated benchmark results.

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Pros & cons summary

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Performance score	4.80	4.87
Recency	1 August 2019	1 April 2014
Chip lithography	10 nm	22 nm
Power consumption (TDP)	15 Watt	80 Watt

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Should you still have questions on choice between Core i5-1035G1 and Xeon E3-1271 v3, ask them in Comments section, and we shall answer.

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