Xeon E5-2450 v2 vs Athlon X4 840

VS

Aggregate performance score

Athlon X4 840
2014
4 cores / 4 threads, 65 Watt
2.09
Xeon E5-2450 v2
2013
8 cores / 16 threads, 95 Watt
5.69
+172%

Xeon E5-2450 v2 outperforms Athlon X4 840 by a whopping 172% based on our aggregate benchmark results.

Primary details

Comparing Athlon X4 840 and Xeon E5-2450 v2 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking18901144
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorServer
Series4x Athlonno data
Power efficiency3.045.67
Architecture codenameKaveri (2014−2015)Ivy Bridge-EN (2013−2014)
Release dateAugust 2014 (10 years ago)1 September 2013 (11 years ago)

Detailed specifications

Athlon X4 840 and Xeon E5-2450 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 cores4 (Quad-Core)8 (Octa-Core)
Threads416
Base clock speed3.1 GHz2.5 GHz
Boost clock speed3.8 GHz3.3 GHz
Bus rateno data8 GT/s
L1 cache256K64 KB (per core)
L2 cache4 MB256 KB (per core)
L3 cacheno data20 MB (shared)
Chip lithography28 nm22 nm
Die size245 mm2160 mm2
Maximum core temperatureno data80 °C
Maximum case temperature (TCase)72 °Cno data
Number of transistors2,411 million1,400 million
64 bit support++
Windows 11 compatibility--
Unlocked multiplier+-

Compatibility

Information on Athlon X4 840 and Xeon E5-2450 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 configuration12
SocketSocket FM2+FCLGA1356
Power consumption (TDP)65 watt95 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Athlon X4 840 and Xeon E5-2450 v2. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® AVX
AES-NI++
FMA+-
AVX++
Enhanced SpeedStep (EIST)no data+
Turbo Boost Technologyno data2.0
Hyper-Threading Technologyno data+
Idle Statesno data+
Thermal Monitoring-+
Flex Memory Accessno data-
Demand Based Switchingno data+
PAEno data46 Bit

Security technologies

Athlon X4 840 and Xeon E5-2450 v2 technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDBno data+
Secure Keyno data+
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Athlon X4 840 and Xeon E5-2450 v2 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Athlon X4 840 and Xeon E5-2450 v2. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR3
Maximum memory sizeno data384 GB
Max memory channelsno data3
Maximum memory bandwidthno data38.4 GB/s
ECC memory support-+

Peripherals

Specifications and connection of peripherals supported by Athlon X4 840 and Xeon E5-2450 v2.

PCIe version3.03.0
PCI Express lanes1624

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.

Athlon X4 840 2.09
Xeon E5-2450 v2 5.69
+172%

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.

Athlon X4 840 3318
Xeon E5-2450 v2 9041
+172%

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.

Athlon X4 840 448
Xeon E5-2450 v2 526
+17.4%

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.

Athlon X4 840 1120
Xeon E5-2450 v2 3182
+184%

Gaming performance

Pros & cons summary


Performance score 2.09 5.69
Recency on August 2014 1 September 2013
Physical cores 4 8
Threads 4 16
Chip lithography 28 nm 22 nm
Power consumption (TDP) 65 Watt 95 Watt

Athlon X4 840 has an age advantage of 10 months, and 46.2% lower power consumption.

Xeon E5-2450 v2, on the other hand, has a 172.2% higher aggregate performance score, 100% more physical cores and 300% more threads, and a 27.3% more advanced lithography process.

The Xeon E5-2450 v2 is our recommended choice as it beats the Athlon X4 840 in performance tests.

Note that Athlon X4 840 is a desktop processor while Xeon E5-2450 v2 is a server/workstation one.


Should you still have questions on choice between Athlon X4 840 and Xeon E5-2450 v2, ask them in Comments section, and we shall answer.

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AMD Athlon X4 840
Athlon X4 840
Intel Xeon E5-2450 v2
Xeon E5-2450 v2

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Community ratings

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