Xeon X5650 vs E5-1620

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Aggregate performance score

Xeon E5-1620
2012
4 cores / 8 threads, 130 Watt
3.69
+2.5%
Xeon X5650
2010
6 cores / 12 threads, 95 Watt
3.60

Xeon E5-1620 outperforms Xeon X5650 by a minimal 3% based on our aggregate benchmark results.

Primary details

Comparing Xeon E5-1620 and Xeon X5650 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking14961512
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation1.760.25
Market segmentServerServer
Power efficiency2.693.59
Architecture codenameSandy Bridge-E (2011−2013)Westmere-EP (2010−2011)
Release date6 March 2012 (12 years ago)16 March 2010 (14 years ago)
Launch price (MSRP)$313$53

Cost-effectiveness evaluation

Performance per price, higher is better.

Xeon E5-1620 has 604% better value for money than Xeon X5650.

Detailed specifications

Xeon E5-1620 and Xeon X5650 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 cores4 (Quad-Core)6 (Hexa-Core)
Threads812
Base clock speed3.6 GHz2.66 GHz
Boost clock speed3.8 GHz3.06 GHz
L1 cache64 KB (per core)64 KB (per core)
L2 cache256 KB (per core)256 KB (per core)
L3 cache10240 KB (shared)12 MB (shared)
Chip lithography32 nm32 nm
Die size294 mm2239 mm2
Maximum core temperature64 °C81 °C
Number of transistors1,270 million1,170 million
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Xeon E5-1620 and Xeon X5650 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 configuration12
SocketFCLGA2011FCLGA1366,LGA1366
Power consumption (TDP)130 Watt95 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-1620 and Xeon X5650. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® AVXIntel® SSE4.2
AES-NI++
AVX+-
Enhanced SpeedStep (EIST)++
Turbo Boost Technology2.01.0
Hyper-Threading Technology++
Idle States++
Thermal Monitoring+-
Flex Memory Access-no data
Demand Based Switching++
PAEno data40 Bit

Security technologies

Xeon E5-1620 and Xeon X5650 technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDB++

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5-1620 and Xeon X5650 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-1620 and Xeon X5650. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR3
Maximum memory size375 GB288 GB
Max memory channels43
Maximum memory bandwidth51.2 GB/s32 GB/s
ECC memory support++

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardN/Ano data

Peripherals

Specifications and connection of peripherals supported by Xeon E5-1620 and Xeon X5650.

PCIe version3.02.0
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 E5-1620 3.69
+2.5%
Xeon X5650 3.60

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 E5-1620 5858
+2.4%
Xeon X5650 5719

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 E5-1620 612
+36.9%
Xeon X5650 447

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 E5-1620 2258
+1.2%
Xeon X5650 2231

Gaming performance

Pros & cons summary


Performance score 3.69 3.60
Recency 6 March 2012 16 March 2010
Physical cores 4 6
Threads 8 12
Power consumption (TDP) 130 Watt 95 Watt

Xeon E5-1620 has a 2.5% higher aggregate performance score, and an age advantage of 1 year.

Xeon X5650, on the other hand, has 50% more physical cores and 50% more threads, and 36.8% lower power consumption.

Given the minimal performance differences, no clear winner can be declared between Xeon E5-1620 and Xeon X5650.


Should you still have questions on choice between Xeon E5-1620 and Xeon X5650, ask them in Comments section, and we shall answer.

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Intel Xeon E5-1620
Xeon E5-1620
Intel Xeon X5650
Xeon X5650

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Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


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Questions & comments

Here you can ask a question about Xeon E5-1620 or Xeon X5650, agree or disagree with our judgements, or report an error or mismatch.