Xeon E5-4640 v3 vs E5-2650 v3

VS

Aggregate performance score

Xeon E5-2650 v3
2014
10 cores / 20 threads, 105 Watt
7.42
+13.6%
Xeon E5-4640 v3
2015
12 cores / 24 threads, 105 Watt
6.53

Xeon E5-2650 v3 outperforms Xeon E5-4640 v3 by a moderate 14% based on our aggregate benchmark results.

Primary details

Comparing Xeon E5-2650 v3 and Xeon E5-4640 v3 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking9831052
Place by popularitynot in top-100not in top-100
Market segmentServerServer
Power efficiency6.685.88
Architecture codenameHaswell-EP (2014−2015)Haswell-EP (2014−2015)
Release date8 September 2014 (10 years ago)1 June 2015 (9 years ago)

Detailed specifications

Xeon E5-2650 v3 and Xeon E5-4640 v3 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 cores10 (Deca-Core)12 (Dodeca-Core)
Threads2024
Base clock speed2.3 GHz1.9 GHz
Boost clock speed3 GHz2.6 GHz
Bus rate9.6 GT/s8 GT/s
L1 cache64K (per core)64K (per core)
L2 cache256K (per core)256K (per core)
L3 cache25 MB (shared)30 MB (shared)
Chip lithography22 nm22 nm
Die size356 mm2356 mm2
Maximum core temperature79 °Cno data
Maximum case temperature (TCase)no data78 °C
Number of transistors2,600 million2,600 million
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Xeon E5-2650 v3 and Xeon E5-4640 v3 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 configuration24
SocketFCLGA2011FCLGA2011
Power consumption (TDP)105 Watt105 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-2650 v3 and Xeon E5-4640 v3. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® AVX2Intel® AVX2
AES-NI++
AVX++
vPro+no data
Enhanced SpeedStep (EIST)++
Turbo Boost Technology2.02.0
Hyper-Threading Technology++
Idle States++
Thermal Monitoring++
Flex Memory Access--
Demand Based Switching+no data
PAE46 Bit46 Bit

Security technologies

Xeon E5-2650 v3 and Xeon E5-4640 v3 technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDB++
Secure Key++
OS Guard++

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5-2650 v3 and Xeon E5-4640 v3 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-2650 v3 and Xeon E5-4640 v3. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-1600, DDR4-1866, DDR4-2133DDR4
Maximum memory size768 GB768 GB
Max memory channels44
Maximum memory bandwidth68 GB/s68 GB/s
ECC memory support++

Peripherals

Specifications and connection of peripherals supported by Xeon E5-2650 v3 and Xeon E5-4640 v3.

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 E5-2650 v3 7.42
+13.6%
Xeon E5-4640 v3 6.53

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 E5-2650 v3 11788
+13.7%
Xeon E5-4640 v3 10372

Gaming performance

Pros & cons summary


Performance score 7.42 6.53
Recency 8 September 2014 1 June 2015
Physical cores 10 12
Threads 20 24

Xeon E5-2650 v3 has a 13.6% higher aggregate performance score.

Xeon E5-4640 v3, on the other hand, has an age advantage of 8 months, and 20% more physical cores and 20% more threads.

The Xeon E5-2650 v3 is our recommended choice as it beats the Xeon E5-4640 v3 in performance tests.


Should you still have questions on choice between Xeon E5-2650 v3 and Xeon E5-4640 v3, ask them in Comments section, and we shall answer.

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Intel Xeon E5-2650 v3
Xeon E5-2650 v3
Intel Xeon E5-4640 v3
Xeon E5-4640 v3

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Community ratings

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