Xeon E5-1660 v4 vs E5-2676 V3

VS

Aggregate performance score

Xeon E5-2676 V3
2015
12 cores / 24 threads, 120 Watt
8.56
Xeon E5-1660 v4
2016
8 cores / 16 threads, 140 Watt
8.57
+0.1%

Primary details

Comparing Xeon E5-2676 V3 and Xeon E5-1660 v4 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking892888
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data2.76
Market segmentServerServer
Seriesno dataIntel Xeon E5
Power efficiency6.755.79
Architecture codenameHaswell-EP (2014−2015)Broadwell-EP (2016)
Release dateJune 2015 (9 years ago)20 June 2016 (8 years ago)
Launch price (MSRP)no data$1,113

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Xeon E5-2676 V3 and Xeon E5-1660 v4 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 cores12 (Dodeca-Core)8 (Octa-Core)
Threads2416
Base clock speed2.4 GHz3.2 GHz
Boost clock speed3 GHz3.8 GHz
Bus typeno dataDMI 2.0
Bus rateno data5 GT/s
Multiplierno data32
L1 cache64K (per core)64K (per core)
L2 cache256K (per core)256K (per core)
L3 cache30 MB (shared)20 MB (shared)
Chip lithography22 nm14 nm
Die size356 mm2246.24 mm2
Maximum case temperature (TCase)no data70 °C
Number of transistors2,600 million3,400 million
64 bit support++
Windows 11 compatibilityno data-

Compatibility

Information on Xeon E5-2676 V3 and Xeon E5-1660 v4 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 configuration21 (Uniprocessor)
Socket2011-3FCLGA2011
Power consumption (TDP)120 Watt140 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-2676 V3 and Xeon E5-1660 v4. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® AVX2
AES-NI++
AVX++
vPro++
Enhanced SpeedStep (EIST)++
Turbo Boost Technologyno data2.0
Hyper-Threading Technologyno data+
TSX++
Idle Statesno data+
Thermal Monitoring-+
Flex Memory Accessno data-
Demand Based Switchingno data+
PAEno data46 Bit
Turbo Boost Max 3.0no data+

Security technologies

Xeon E5-2676 V3 and Xeon E5-1660 v4 technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDBno data+
Secure Keyno data+
Identity Protection-+
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5-2676 V3 and Xeon E5-1660 v4 are enumerated here.

VT-d++
VT-x++
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-2676 V3 and Xeon E5-1660 v4. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3, DDR4 2133 MHz Quad-channelDDR4-1600, DDR4-1866, DDR4-2133, DDR4-2400
Maximum memory sizeno data1.5 TB
Max memory channelsno data4
Maximum memory bandwidthno data76.8 GB/s
ECC memory support-+

Peripherals

Specifications and connection of peripherals supported by Xeon E5-2676 V3 and Xeon E5-1660 v4.

PCIe version3.03.0
PCI Express lanes4040

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.

Xeon E5-2676 V3 8.56
Xeon E5-1660 v4 8.57
+0.1%

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Xeon E5-2676 V3 13595
Xeon E5-1660 v4 13614
+0.1%

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

Xeon E5-2676 V3 629
Xeon E5-1660 v4 1167
+85.5%

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

Xeon E5-2676 V3 2308
Xeon E5-1660 v4 6638
+188%

Gaming performance

Pros & cons summary


Performance score 8.56 8.57
Physical cores 12 8
Threads 24 16
Chip lithography 22 nm 14 nm
Power consumption (TDP) 120 Watt 140 Watt

Xeon E5-2676 V3 has 50% more physical cores and 50% more threads, and 16.7% lower power consumption.

Xeon E5-1660 v4, on the other hand, has a 0.1% higher aggregate performance score, and a 57.1% more advanced lithography process.

Given the minimal performance differences, no clear winner can be declared between Xeon E5-2676 V3 and Xeon E5-1660 v4.


Should you still have questions on choice between Xeon E5-2676 V3 and Xeon E5-1660 v4, ask them in Comments section, and we shall answer.

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Intel Xeon E5-2676 V3
Xeon E5-2676 V3
Intel Xeon E5-1660 v4
Xeon E5-1660 v4

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Community ratings

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