A8-3870K vs Xeon E5-2670 v3

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Aggregate performance score

Xeon E5-2670 v3
2014
12 cores / 24 threads, 120 Watt
8.78
+489%

Xeon E5-2670 v3 outperforms A8-3870K by a whopping 489% based on our aggregate benchmark results.

Primary details

Comparing Xeon E5-2670 v3 and A8-3870K processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking8112065
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.673.20
Market segmentServerDesktop processor
SeriesIntel Xeon E5no data
Architecture codenameHaswell-EP (2014)Llano (2011−2012)
Release date8 September 2014 (9 years ago)20 December 2011 (12 years ago)
Launch price (MSRP)$1,589no data
Current price$3059 (1.9x MSRP)$32

Cost-effectiveness evaluation

Performance per price, higher is better.

A8-3870K has 378% better value for money than Xeon E5-2670 v3.

Detailed specifications

Xeon E5-2670 v3 and A8-3870K 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)
Threads244
Base clock speed2.3 GHz3 GHz
Boost clock speed3.1 GHz3 GHz
Bus support2 × 9.6 GT/sno data
L1 cache64K (per core)128 KB (per core)
L2 cache256K (per core)1 MB (per core)
L3 cache30 MB (shared)0 KB
Chip lithography22 nm32 nm
Die size356 mm2228 mm2
Maximum core temperature85 °Cno data
Number of transistors2,600 million1,178 million
64 bit support++
Windows 11 compatibility--
Unlocked multiplierNoYes

Compatibility

Information on Xeon E5-2670 v3 and A8-3870K 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
SocketFCLGA2011FM1
Power consumption (TDP)120 Watt100 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-2670 v3 and A8-3870K. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® AVX2no data
AES-NI+no data
FMA+no data
AVX+no data
vPro+no data
Enhanced SpeedStep (EIST)+no data
Turbo Boost Technology2.0no data
Hyper-Threading Technology+no data
TSX-no data
Idle States+no data
Thermal Monitoring+no data
Flex Memory Access-no data
Demand Based Switching+no data
PAE46 Bitno data
StatusDiscontinuedno data

Security technologies

Xeon E5-2670 v3 and A8-3870K technologies aimed at improving security, for example, by protecting against hacks.

TXT+no data
EDB+no data
Secure Key+no data
Identity Protection-no data
OS Guard+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5-2670 v3 and A8-3870K are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-2670 v3 and A8-3870K. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-1600, DDR4-1866, DDR4-2133DDR3
Maximum memory size768 GBno data
Max memory channels4no data
Maximum memory bandwidth68 GB/sno data
ECC memory support+no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataAMD Radeon HD 6550D

Peripherals

Specifications and connection of peripherals supported by Xeon E5-2670 v3 and A8-3870K.

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 E5-2670 v3 8.78
+489%
A8-3870K 1.49

Xeon E5-2670 v3 outperforms A8-3870K by 489% based on our aggregate 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 E5-2670 v3 13586
+490%
A8-3870K 2302

Xeon E5-2670 v3 outperforms A8-3870K by 490% in Passmark.

Gaming performance

Pros & cons summary


Performance score 8.78 1.49
Recency 8 September 2014 20 December 2011
Physical cores 12 4
Threads 24 4
Chip lithography 22 nm 32 nm
Power consumption (TDP) 120 Watt 100 Watt

The Xeon E5-2670 v3 is our recommended choice as it beats the A8-3870K in performance tests.

Be aware that Xeon E5-2670 v3 is a server/workstation processor while A8-3870K is a desktop one.


Should you still have questions on choice between Xeon E5-2670 v3 and A8-3870K, ask them in Comments section, and we shall answer.

Vote for your favorite

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


Intel Xeon E5-2670 v3
Xeon E5-2670 v3
AMD A8-3870K
A8-3870K

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Community ratings

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Questions & comments

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