Xeon W-2191B vs Opteron 6278

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Aggregate performance score

Opteron 6278
2012
16 cores / 16 threads, 115 Watt
8.65
Xeon W-2191B
2017
18 cores / 36 threads, 140 Watt
17.65
+104%

Xeon W-2191B outperforms Opteron 6278 by a whopping 104% based on our aggregate benchmark results.

Primary details

Comparing Opteron 6278 and Xeon W-2191B processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking882353
Place by popularitynot in top-100not in top-100
Market segmentServerServer
Seriesno dataIntel Xeon W
Power efficiency7.1111.92
Architecture codenameInterlagos (2011−2012)Skylake (server) (2017−2018)
Release date1 May 2012 (12 years ago)21 December 2017 (7 years ago)

Detailed specifications

Opteron 6278 and Xeon W-2191B 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 cores16 (Hexadeca-Core)18 (Octadeca-Core)
Threads1636
Base clock speed2.4 GHz2.3 GHz
Boost clock speed3.3 GHz4.3 GHz
Bus typeno dataDMI 3.0
Bus rateno data4 × 8 GT/s
Multiplierno data23
L1 cache768 KB64K (per core)
L2 cache16 MB1 MB (per core)
L3 cache8 MB (per die)24.75 MB (shared)
Chip lithography32 nm14 nm
Die size316 mm2484 mm2
Maximum case temperature (TCase)no data66 °C
Number of transistors2,400 millionno data
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Opteron 6278 and Xeon W-2191B 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 configuration41 (Uniprocessor)
SocketG342066
Power consumption (TDP)115 Watt140 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Opteron 6278 and Xeon W-2191B. You'll probably need this information if you require some particular technology.

AES-NI++
FMA+-
AVX++
vProno data+
Enhanced SpeedStep (EIST)no data+
TSX-+

Security technologies

Opteron 6278 and Xeon W-2191B technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Opteron 6278 and Xeon W-2191B are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Opteron 6278 and Xeon W-2191B. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR4-2666
Maximum memory sizeno data512 GB
Max memory channelsno data4
Maximum memory bandwidthno data85.33 GB/s
ECC memory support-+

Peripherals

Specifications and connection of peripherals supported by Opteron 6278 and Xeon W-2191B.

PCIe version2.03.0
PCI Express lanesno data48

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.

Opteron 6278 8.65
Xeon W-2191B 17.65
+104%

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.

Opteron 6278 13733
Xeon W-2191B 28034
+104%

Gaming performance

Pros & cons summary


Performance score 8.65 17.65
Recency 1 May 2012 21 December 2017
Physical cores 16 18
Threads 16 36
Chip lithography 32 nm 14 nm
Power consumption (TDP) 115 Watt 140 Watt

Opteron 6278 has 21.7% lower power consumption.

Xeon W-2191B, on the other hand, has a 104% higher aggregate performance score, an age advantage of 5 years, 12.5% more physical cores and 125% more threads, and a 128.6% more advanced lithography process.

The Xeon W-2191B is our recommended choice as it beats the Opteron 6278 in performance tests.


Should you still have questions on choice between Opteron 6278 and Xeon W-2191B, ask them in Comments section, and we shall answer.

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AMD Opteron 6278
Opteron 6278
Intel Xeon W-2191B
Xeon W-2191B

Similar processor comparisons

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Community ratings

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


3.4 17 votes

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4.9 13 votes

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Questions & comments

Here you can ask a question about Opteron 6278 or Xeon W-2191B, agree or disagree with our judgements, or report an error or mismatch.