Intel Xeon E3-1265L v2 vs E5-2620

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Combined performance score

Xeon E5-2620
3.44
+2.7%

E5-2620 outperforms E3-1265L v2 by 3% in our combined benchmark results.

General info

Comparing Xeon E5-2620 and Xeon E3-1265L v2 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking14361455
Place by popularitynot in top-100not in top-100
Value for money1.732.08
Market segmentServerServer
Architecture codenameSandy Bridge-EP (2012)Ivy Bridge (2012−2013)
Release date6 March 2012 (12 years old)14 May 2012 (11 years old)
Launch price (MSRP)$36$142
Current price$52 (1.4x MSRP)$99 (0.7x MSRP)
Value for money

Performance per price, higher is better.

Xeon E3-1265L v2 has 20% better value for money than Xeon E5-2620.

Technical specs

Xeon E5-2620 and Xeon E3-1265L v2 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 cores6 (Hexa-Core)4 (Quad-Core)
Threads128
Base clock speed2 GHz2.5 GHz
Boost clock speed2.5 GHz3.5 GHz
L1 cache64 KB (per core)64 KB (per core)
L2 cache256 KB (per core)256 KB (per core)
L3 cache15360 KB (shared)8 MB (shared)
Chip lithography32 nm22 nm
Die size435 mm2160 mm2
Maximum core temperature77 °Cno data
Number of transistors2,270 million1,400 million
64 bit support++
Windows 11 compatibility--
Unlocked multiplierNoNo

Compatibility

Information on Xeon E5-2620 and Xeon E3-1265L v2 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
SocketFCLGA2011FCLGA1155
Power consumption (TDP)95 Watt45 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-2620 and Xeon E3-1265L v2. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® AVXIntel® SSE4.1, Intel® SSE4.2, Intel® AVX
AES-NI++
AVX++
Enhanced SpeedStep (EIST)++
Turbo Boost Technology1.02.0
Hyper-Threading Technology++
TSXno data-
Idle States++
Thermal Monitoring+no data
Flex Memory Access-no data
Demand Based Switching+no data
FDIno data+
StatusDiscontinuedDiscontinued

Security technologies

Xeon E5-2620 and Xeon E3-1265L v2 technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDB++
Identity Protection-+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5-2620 and Xeon E3-1265L v2 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-2620 and Xeon E3-1265L v2. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR3
Maximum memory size384 GB32.77 GB
Max memory channels42
Maximum memory bandwidth42.6 GB/sno data
ECC memory support++

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel HD Graphics 2500
Quick Sync Videono data+
Clear Videono data+
Clear Video HDno data+
Graphics max frequencyno data1.15 GHz
InTru 3Dno data+

Graphics interfaces

Available interfaces and connections of Xeon E5-2620 and Xeon E3-1265L v2 integrated GPUs.

Number of displays supportedno data3

Peripherals

Specifications and connection of peripherals supported by Xeon E5-2620 and Xeon E3-1265L v2.

PCIe version3.03.0
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 E5-2620 3.44
+2.7%
Xeon E3-1265L v2 3.35

E5-2620 outperforms E3-1265L v2 by 3% in our combined benchmark results.


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.

Benchmark coverage: 68%

Xeon E5-2620 5290
+2.9%
Xeon E3-1265L v2 5143

E5-2620 outperforms E3-1265L v2 by 3% in Passmark.

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.

Benchmark coverage: 42%

Xeon E5-2620 400
Xeon E3-1265L v2 562
+40.5%

E3-1265L v2 outperforms E5-2620 by 41% in GeekBench 5 Single-Core.

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.

Benchmark coverage: 42%

Xeon E5-2620 1945
+3.7%
Xeon E3-1265L v2 1875

E5-2620 outperforms E3-1265L v2 by 4% in GeekBench 5 Multi-Core.

Gaming performance

Advantages and disadvantages


Performance score 3.44 3.35
Recency 6 March 2012 14 May 2012
Physical cores 6 4
Threads 12 8
Cost $36 $142
Chip lithography 32 nm 22 nm
Power consumption (TDP) 95 Watt 45 Watt

We couldn't decide between Xeon E5-2620 and Xeon E3-1265L v2. The differences in performance seem too small.


Should you still have questions on choice between Xeon E5-2620 and Xeon E3-1265L v2, ask them in Comments section, and we shall answer.

User ratings

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


Intel Xeon E5-2620
Xeon E5-2620
Intel Xeon E3-1265L v2
Xeon E3-1265L v2

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Questions and comments

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