i7-940 vs Xeon E5-2680 v3

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Aggregate performance score

Xeon E5-2680 v3
2014
12 cores / 24 threads, 120 Watt
9.49
+410%
Core i7-940
2008
4 cores / 8 threads, 130 Watt
1.86

Xeon E5-2680 v3 outperforms Core i7-940 by a whopping 410% based on our aggregate benchmark results.

Primary details

Comparing Xeon E5-2680 v3 and Core i7-940 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking8081996
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data0.24
Market segmentServerDesktop processor
Seriesno dataCore i7 (Desktop)
Power efficiency7.451.35
Architecture codenameHaswell-EP (2014−2015)Bloomfield (2008−2010)
Release date8 September 2014 (10 years ago)November 2008 (16 years ago)
Launch price (MSRP)no data$299

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Xeon E5-2680 v3 and Core i7-940 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)4 (Quad-Core)
Threads248
Base clock speed2.5 GHz2.93 GHz
Boost clock speed3.3 GHz3.2 GHz
Bus rate9.6 GT/s1333 MHz
L1 cache64K (per core)64 KB (per core)
L2 cache256K (per core)256 KB (per core)
L3 cache30 MB (shared)8 MB (shared)
Chip lithography22 nm45 nm
Die size356 mm2263 mm2
Maximum core temperature85 °C68 °C
Number of transistors5,560 million731 million
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Xeon E5-2680 v3 and Core i7-940 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
SocketFCLGA2011FCLGA1366
Power consumption (TDP)120 Watt130 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-2680 v3 and Core i7-940. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® AVX2Intel® SSE4.2
AES-NI+-
AVX+-
vPro+no data
Enhanced SpeedStep (EIST)++
Turbo Boost Technology2.01.0
Hyper-Threading Technology++
Idle States++
Thermal Monitoring+-
Flex Memory Access-no data
Demand Based Switching+-
PAE46 Bit36 Bit

Security technologies

Xeon E5-2680 v3 and Core i7-940 technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDB++
Secure Key+no data
OS Guard+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5-2680 v3 and Core i7-940 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-2680 v3 and Core i7-940. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-1600, DDR4-1866, DDR4-2133DDR3
Maximum memory size768 GB24 GB
Max memory channels43
Maximum memory bandwidth68 GB/s25.6 GB/s
ECC memory support+-

Peripherals

Specifications and connection of peripherals supported by Xeon E5-2680 v3 and Core i7-940.

PCIe version3.0no data
PCI Express lanes40no data

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 E5-2680 v3 9.49
+410%
i7-940 1.86

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 E5-2680 v3 15077
+412%
i7-940 2947

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 E5-2680 v3 1003
+122%
i7-940 452

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 E5-2680 v3 6381
+310%
i7-940 1557

Gaming performance

Pros & cons summary


Performance score 9.49 1.86
Physical cores 12 4
Threads 24 8
Chip lithography 22 nm 45 nm
Power consumption (TDP) 120 Watt 130 Watt

Xeon E5-2680 v3 has a 410.2% higher aggregate performance score, 200% more physical cores and 200% more threads, a 104.5% more advanced lithography process, and 8.3% lower power consumption.

The Xeon E5-2680 v3 is our recommended choice as it beats the Core i7-940 in performance tests.

Be aware that Xeon E5-2680 v3 is a server/workstation processor while Core i7-940 is a desktop one.


Should you still have questions on choice between Xeon E5-2680 v3 and Core i7-940, ask them in Comments section, and we shall answer.

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Intel Xeon E5-2680 v3
Xeon E5-2680 v3
Intel Core i7-940
Core i7-940

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Community ratings

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Questions & comments

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