Intel Xeon E3-1270 v6 vs Silver 4123

General info

Comparing Xeon Silver 4123 and Xeon E3-1270 v6 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance rating	538	819
Value for money	no data	2.31
Market segment	Server	Server
Series	no data	Intel Xeon E3
Architecture codename	no data	Kaby Lake (2016−2019)
Release date	1 January 2018 (5 years old)	28 March 2017 (5 years old)
Launch price (MSRP)	no data	$328
Current price	no data	$605 (1.8x MSRP)

Technical specs

Xeon Silver 4123 and Xeon E3-1270 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	8 (Octa-Core)	4 (Quad-Core)
Threads	16	8
Base clock speed	3 GHz	3.8 GHz
Boost clock speed	3.2 GHz	4.2 GHz
Bus support	no data	8 GT/s
L1 cache	no data	256 KB
L2 cache	no data	1 MB
L3 cache	11 MB	8 MB
Chip lithography	14 nm	14 nm
64 bit support	-	+
Windows 11 compatibility	-	-
Unlocked multiplier	-	-

Compatibility

Information on Xeon Silver 4123 and Xeon E3-1270 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	no data	1
Socket	FCLGA3647	FCLGA1151
Thermal design power (TDP)	105 Watt	72 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Silver 4123 and Xeon E3-1270 v6. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX-512	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI	+	+
AVX	no data	+
vPro	+	+
Enhanced SpeedStep (EIST)	no data	+
Enhanced SpeedStep (EIST)	no data	+
Speed Shift	+	no data
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
TSX	+	+
TSX	no data	+
Idle States	no data	+
Thermal Monitoring	no data	+
Turbo Boost Max 3.0	-	no data

Security technologies

Xeon Silver 4123 and Xeon E3-1270 v6 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	no data	+
Secure Key	no data	+
MPX	no data	+
SGX	no data	Yes with both Intel® SPS and Intel® ME
OS Guard	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Silver 4123 and Xeon E3-1270 v6 are enumerated here.

VT-d	no data	+
VT-x	+	+
EPT	no data	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Silver 4123 and Xeon E3-1270 v6. Depending on the motherboards, higher memory frequencies may be supported.

Supported memory types	DDR4-2400	DDR4-2400, DDR3L-1866
Maximum memory size	512 GB	64 GB
Max memory channels	6	2
Maximum memory bandwidth	no data	37.5 GB/s
ECC memory support	+	+

Graphics image quality

Maximum display resolutions supported by Xeon Silver 4123 and Xeon E3-1270 v6 integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4	no data	N/A
Max resolution over eDP	no data	N/A
Max resolution over DisplayPort	no data	N/A
Max resolution over VGA	no data	N/A

Graphics API support

APIs supported by Xeon Silver 4123 and Xeon E3-1270 v6 integrated GPUs, sometimes API versions are included.

DirectX	no data	N/A
OpenGL	no data	N/A

Peripherals

Specifications and connection of peripherals supported by Xeon Silver 4123 and Xeon E3-1270 v6.

PCIe version	3.0	3.0
PCI Express lanes	48	16

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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Overall 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.

Advantages and disadvantages

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Performance rating	11.61	7.14
Recency	1 January 2018	28 March 2017
Boost clock speed	0	3800
Thermal design power (TDP)	105 Watt	72 Watt

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Should you still have questions on choice between Xeon Silver 4123 and Xeon E3-1270 v6, ask them in Comments section, and we shall answer.

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