Xeon E3-1240 v6 vs Gold 5120

Primary details

Comparing Xeon Gold 5120 and Xeon E3-1240 v6 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	675	1167
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	5.07	6.32
Market segment	Server	Server
Series	Intel Xeon Gold	Intel Xeon E3
Power efficiency	10.47	7.15
Architecture codename	Skylake (server) (2017−2018)	Kaby Lake (2016−2019)
Release date	11 July 2017 (7 years ago)	28 March 2017 (7 years ago)
Launch price (MSRP)	$1,555	$272

Cost-effectiveness evaluation

Performance per price, higher is better.

Xeon E3-1240 v6 has 25% better value for money than Xeon Gold 5120.

Detailed specifications

Xeon Gold 5120 and Xeon E3-1240 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	14 (Tetradeca-Core)	4 (Quad-Core)
Threads	28	8
Base clock speed	2.2 GHz	3.7 GHz
Boost clock speed	3.2 GHz	4.1 GHz
Bus type	no data	DMI 3.0
Bus rate	no data	8 GT/s
Multiplier	22	37
L1 cache	896 KB	256 KB
L2 cache	14 MB	1 MB
L3 cache	19.25 MB	8 MB
Chip lithography	14 nm	14 nm
Maximum core temperature	81 °C	no data
64 bit support	+	+
Windows 11 compatibility	+	-

Compatibility

Information on Xeon Gold 5120 and Xeon E3-1240 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	4 (Multiprocessor)	1 (Uniprocessor)
Socket	FCLGA3647	FCLGA1151
Power consumption (TDP)	105 Watt	72 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Gold 5120 and Xeon E3-1240 v6. You'll probably need this information if you require some particular technology.

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

Security technologies

Xeon Gold 5120 and Xeon E3-1240 v6 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
Secure Key	no data	+
MPX	-	+
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 Gold 5120 and Xeon E3-1240 v6 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Gold 5120 and Xeon E3-1240 v6. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2400	DDR4-2400, DDR3L-1866
Maximum memory size	768 GB	64 GB
Max memory channels	6	2
Maximum memory bandwidth	115.212 GB/s	38.397 GB/s
ECC memory support	+	+

Graphics image quality

Maximum display resolutions supported by Xeon Gold 5120 and Xeon E3-1240 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 Gold 5120 and Xeon E3-1240 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 Gold 5120 and Xeon E3-1240 v6.

PCIe version	3.0	3.0
PCI Express lanes	48	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.

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Pros & cons summary

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Performance score	11.62	5.44
Recency	11 July 2017	28 March 2017
Physical cores	14	4
Threads	28	8
Power consumption (TDP)	105 Watt	72 Watt

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Should you still have questions on choice between Xeon Gold 5120 and Xeon E3-1240 v6, ask them in Comments section, and we shall answer.

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