Xeon E5620 vs A8-7650K

VS

Aggregate performance score

A8-7650K
2015
4 cores / 4 threads, 95 Watt
1.97
Xeon E5620
2010
4 cores / 8 threads, 80 Watt
2.26
+14.7%

Xeon E5620 outperforms A8-7650K by a moderate 15% based on our aggregate benchmark results.

Primary details

Comparing A8-7650K and Xeon E5620 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking19441827
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.310.08
Market segmentDesktop processorServer
SeriesAMD A-Series (Desktop)no data
Power efficiency1.962.67
Architecture codenameKaveri (2014−2015)Westmere-EP (2010−2011)
Release date7 January 2015 (9 years ago)16 March 2010 (14 years ago)
Launch price (MSRP)$152$35

Cost-effectiveness evaluation

Performance per price, higher is better.

A8-7650K has 288% better value for money than Xeon E5620.

Detailed specifications

A8-7650K and Xeon E5620 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)4 (Quad-Core)
Threads48
Base clock speed3.3 GHz2.4 GHz
Boost clock speed3.8 GHz2.66 GHz
L1 cache256 KB64 KB (per core)
L2 cache4096 KB256 KB (per core)
L3 cacheno data12 MB (shared)
Chip lithography28 nm32 nm
Die size245 mm2239 mm2
Maximum core temperature72 °C78 °C
Number of transistors2,411 million1,170 million
64 bit support++
Windows 11 compatibility--
Unlocked multiplier+-

Compatibility

Information on A8-7650K and Xeon E5620 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
SocketFM2+FCLGA1366,LGA1366
Power consumption (TDP)95 Watt80 Watt

Technologies and extensions

Technological solutions and additional instructions supported by A8-7650K and Xeon E5620. You'll probably need this information if you require some particular technology.

Instruction set extensionsSSE1-4a, AVX, AES, FMA4, VTIntel® SSE4.2
AES-NI++
FMA+-
AVX+-
FRTC+-
FreeSync+-
DualGraphics+-
TrueAudio+-
PowerNow+-
PowerGating+-
Out-of-band client management+-
VirusProtect+-
HSA+-
Enhanced SpeedStep (EIST)no data+
Turbo Boost Technologyno data1.0
Hyper-Threading Technologyno data+
Idle Statesno data+
Demand Based Switchingno data+
PAEno data40 Bit

Security technologies

A8-7650K and Xeon E5620 technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDBno data+

Virtualization technologies

Virtual machine speed-up technologies supported by A8-7650K and Xeon E5620 are enumerated here.

AMD-V+-
VT-dno data+
VT-xno data+
EPTno data+
IOMMU 2.0+-

Memory specs

Types, maximum amount and channel quantity of RAM supported by A8-7650K and Xeon E5620. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3-2133DDR3
Maximum memory sizeno data288 GB
Max memory channels23
Maximum memory bandwidthno data25.6 GB/s
ECC memory support-+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardAMD Radeon R7 Graphicsno data
iGPU core count6no data
จำนวนพาธไลน์384no data
Enduro+-
Switchable graphics+-
UVD+-
VCE+-

Graphics interfaces

Available interfaces and connections of A8-7650K and Xeon E5620 integrated GPUs.

DisplayPort+-
HDMI+-

Graphics API support

APIs supported by A8-7650K and Xeon E5620 integrated GPUs, sometimes API versions are included.

DirectXDirectX® 12no data
Vulkan+-

Peripherals

Specifications and connection of peripherals supported by A8-7650K and Xeon E5620.

PCIe version3.02.0
PCI Express lanes16no 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.

A8-7650K 1.97
Xeon E5620 2.26
+14.7%

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.

A8-7650K 3132
Xeon E5620 3592
+14.7%

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.

A8-7650K 420
+14.4%
Xeon E5620 367

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.

A8-7650K 1046
Xeon E5620 1468
+40.3%

Gaming performance

Pros & cons summary


Performance score 1.97 2.26
Recency 7 January 2015 16 March 2010
Threads 4 8
Chip lithography 28 nm 32 nm
Power consumption (TDP) 95 Watt 80 Watt

A8-7650K has an age advantage of 4 years, and a 14.3% more advanced lithography process.

Xeon E5620, on the other hand, has a 14.7% higher aggregate performance score, 100% more threads, and 18.8% lower power consumption.

The Xeon E5620 is our recommended choice as it beats the A8-7650K in performance tests.

Note that A8-7650K is a desktop processor while Xeon E5620 is a server/workstation one.


Should you still have questions on choice between A8-7650K and Xeon E5620, ask them in Comments section, and we shall answer.

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AMD A8-7650K
A8-7650K
Intel Xeon E5620
Xeon E5620

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Community ratings

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Questions & comments

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