EPYC 7251 vs Xeon E3-1240 v3

VS

Aggregate performance score

Xeon E3-1240 v3
2013
4 cores / 8 threads, 80 Watt
4.43
EPYC 7251
2017
8 cores / 16 threads, 120 Watt
9.40
+112%

EPYC 7251 outperforms Xeon E3-1240 v3 by a whopping 112% based on our aggregate benchmark results.

Primary details

Comparing Xeon E3-1240 v3 and EPYC 7251 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking1334813
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation2.682.85
Market segmentServerServer
Seriesno dataAMD EPYC
Power efficiency5.247.41
Architecture codenameHaswell-WS (2013−2014)Naples (2017−2018)
Release date2 June 2013 (11 years ago)29 June 2017 (7 years ago)
Launch price (MSRP)$300$574

Cost-effectiveness evaluation

Performance per price, higher is better.

EPYC 7251 has 6% better value for money than Xeon E3-1240 v3.

Detailed specifications

Xeon E3-1240 v3 and EPYC 7251 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)
Threads816
Base clock speed3.4 GHz2.1 GHz
Boost clock speed3.8 GHz2.9 GHz
Bus rate5 GT/sno data
Multiplierno data21
L1 cache64 KB (per core)96K (per core)
L2 cache256 KB (per core)512K (per core)
L3 cache8192 KB (shared)32 MB (shared)
Chip lithography22 nm14 nm
Die size160 mm2192 mm2
Number of transistors1,400 million4,800 million
64 bit support++
Windows 11 compatibility--
Unlocked multiplier-+

Compatibility

Information on Xeon E3-1240 v3 and EPYC 7251 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 (Multiprocessor)
SocketFCLGA1150TR4
Power consumption (TDP)80 Watt120 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E3-1240 v3 and EPYC 7251. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2no data
AES-NI++
AVX++
vPro+no data
Enhanced SpeedStep (EIST)+no data
Turbo Boost Technology2.0no data
Hyper-Threading Technology+no data
TSX+-
Idle States+no data
Thermal Monitoring+-
Flex Memory Access+no data
SIPP+-
Fast Memory Access+no data

Security technologies

Xeon E3-1240 v3 and EPYC 7251 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E3-1240 v3 and EPYC 7251 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E3-1240 v3 and EPYC 7251. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3, DDR4DDR4 Eight-channel
Maximum memory size32 GB2 TiB
Max memory channels28
Maximum memory bandwidth25.6 GB/s153.652 GB/s
ECC memory support++

Peripherals

Specifications and connection of peripherals supported by Xeon E3-1240 v3 and EPYC 7251.

PCIe version3.03.0
PCI Express lanes16128

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 E3-1240 v3 4.43
EPYC 7251 9.40
+112%

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 E3-1240 v3 7040
EPYC 7251 14935
+112%

Gaming performance

Pros & cons summary


Performance score 4.43 9.40
Recency 2 June 2013 29 June 2017
Physical cores 4 8
Threads 8 16
Chip lithography 22 nm 14 nm
Power consumption (TDP) 80 Watt 120 Watt

Xeon E3-1240 v3 has 50% lower power consumption.

EPYC 7251, on the other hand, has a 112.2% higher aggregate performance score, an age advantage of 4 years, 100% more physical cores and 100% more threads, and a 57.1% more advanced lithography process.

The EPYC 7251 is our recommended choice as it beats the Xeon E3-1240 v3 in performance tests.


Should you still have questions on choice between Xeon E3-1240 v3 and EPYC 7251, ask them in Comments section, and we shall answer.

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Intel Xeon E3-1240 v3
Xeon E3-1240 v3
AMD EPYC 7251
EPYC 7251

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Community ratings

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Questions & comments

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