Intel Xeon E3-1275 v6 vs E5-1650 v2

General info

Comparing Xeon E5-1650 v2 and Xeon E3-1275 v6 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	988	999
Place by popularity	not in top-100	not in top-100
Value for money	3.86	3.60
Market segment	Server	Server
Series	no data	Intel Xeon E3
Architecture codename	Ivy Bridge-E (2013)	Kaby Lake (2016−2019)
Release date	1 September 2013 (10 years old)	28 March 2017 (7 years old)
Launch price (MSRP)	$917	$339
Current price	$239 (0.3x MSRP)	$590 (1.7x MSRP)

Xeon E5-1650 v2 has 7% better value for money than Xeon E3-1275 v6.

Technical specs

Xeon E5-1650 v2 and Xeon E3-1275 v6 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	3.5 GHz	3.8 GHz
Boost clock speed	3.9 GHz	4.2 GHz
Bus support	no data	8 GT/s
L1 cache	64 KB (per core)	256 KB
L2 cache	256 KB (per core)	1 MB
L3 cache	12 MB (shared)	8 MB
Chip lithography	22 nm	14 nm
Die size	160 mm2	no data
Maximum core temperature	70 °C	no data
Number of transistors	1,400 million	no data
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	Yes	No

Compatibility

Information on Xeon E5-1650 v2 and Xeon E3-1275 v6 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	FCLGA2011	FCLGA1151
Power consumption (TDP)	130 Watt	73 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-1650 v2 and Xeon E3-1275 v6. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI	+	+
AVX	+	+
vPro	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
Demand Based Switching	+	no data
Status	Discontinued	Launched

Security technologies

Xeon E5-1650 v2 and Xeon E3-1275 v6 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5-1650 v2 and Xeon E3-1275 v6 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-1650 v2 and Xeon E3-1275 v6. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR4-2400, DDR3L-1866
Maximum memory size	256 GB	64 GB
Max memory channels	4	2
Maximum memory bandwidth	59.7 GB/s	37.5 GB/s
ECC memory support	+	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	no data	Intel HD Graphics P630
Max video memory	no data	64 GB
Quick Sync Video	no data	+
Clear Video	no data	+
Clear Video HD	no data	+
Graphics max frequency	no data	1.15 GHz
InTru 3D	no data	+

Graphics interfaces

Available interfaces and connections of Xeon E5-1650 v2 and Xeon E3-1275 v6 integrated GPUs.

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

Graphics image quality

Maximum display resolutions supported by Xeon E5-1650 v2 and Xeon E3-1275 v6 integrated GPUs, including resolutions over different interfaces.

4K resolution support	no data	+
Max resolution over HDMI 1.4	no data	4096x2160@24Hz
Max resolution over eDP	no data	4096x2304@60Hz
Max resolution over DisplayPort	no data	4096x2304@60Hz
Max resolution over VGA	no data	N/A

Graphics API support

APIs supported by Xeon E5-1650 v2 and Xeon E3-1275 v6 integrated GPUs, sometimes API versions are included.

DirectX	no data	12
OpenGL	no data	4.4

Peripherals

Specifications and connection of peripherals supported by Xeon E5-1650 v2 and Xeon E3-1275 v6.

PCIe version	3.0	3.0
PCI Express lanes	40	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.

E5-1650 v2 outperforms E3-1275 v6 by 1% based on our aggregated benchmark results.

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Advantages and disadvantages

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Performance score	6.10	6.04
Recency	1 September 2013	28 March 2017
Physical cores	6	4
Threads	12	8
Cost	$917	$339
Chip lithography	22 nm	14 nm
Power consumption (TDP)	130 Watt	73 Watt

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Should you still have questions on choice between Xeon E5-1650 v2 and Xeon E3-1275 v6, ask them in Comments section, and we shall answer.

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