Xeon E5645 vs E5-2698 v4

#ad 
Buy on Amazon
VS

Aggregate performance score

Xeon E5-2698 v4
2016
20 cores / 40 threads, 135 Watt
15.35
+365%

Xeon E5-2698 v4 outperforms Xeon E5645 by a whopping 365% based on our aggregate benchmark results.

Primary details

Comparing Xeon E5-2698 v4 and Xeon E5645 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking4721597
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation2.901.28
Market segmentServerServer
SeriesIntel Xeon E5no data
Power efficiency10.373.76
Architecture codenameBroadwell (2015−2019)Westmere-EP (2010−2011)
Release date20 June 2016 (8 years ago)16 March 2010 (14 years ago)
Launch price (MSRP)$3,226$294

Cost-effectiveness evaluation

Performance per price, higher is better.

Xeon E5-2698 v4 has 127% better value for money than Xeon E5645.

Detailed specifications

Xeon E5-2698 v4 and Xeon E5645 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 cores20 (Icosa-Core)6 (Hexa-Core)
Threads4012
Base clock speed2.2 GHz2.4 GHz
Boost clock speed3.6 GHz2.67 GHz
Bus typeQPIno data
Bus rate2 × 9.6 GT/sno data
Multiplier22no data
L1 cacheno data64 KB (per core)
L2 cache5 MB256 KB (per core)
L3 cache50 MB12 MB (shared)
Chip lithography14 nm32 nm
Die size456.12 mm2239 mm2
Maximum core temperature90 °C76 °C
Number of transistors7200 Million1,170 million
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Xeon E5-2698 v4 and Xeon E5645 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 configuration2 (Multiprocessor)2
SocketFCLGA2011FCLGA1366,LGA1366
Power consumption (TDP)135 Watt80 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-2698 v4 and Xeon E5645. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® AVX2Intel® SSE4.2
AES-NI++
AVX+-
vPro+no data
Enhanced SpeedStep (EIST)++
Turbo Boost Technology2.01.0
Hyper-Threading Technology++
TSX+-
Idle States++
Thermal Monitoring+-
Flex Memory Access-no data
Demand Based Switching++
PAE46 Bit40 Bit

Security technologies

Xeon E5-2698 v4 and Xeon E5645 technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDB++
Secure Key+no data
OS Guard+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5-2698 v4 and Xeon E5645 are enumerated here.

VT-d++
VT-x++
EPT++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-2698 v4 and Xeon E5645. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-1600, DDR4-1866, DDR4-2133, DDR4-2400DDR3
Maximum memory size1.5 TB288 GB
Max memory channels43
Maximum memory bandwidth76.8 GB/s32 GB/s
ECC memory support++

Peripherals

Specifications and connection of peripherals supported by Xeon E5-2698 v4 and Xeon E5645.

PCIe version3.02.0
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 E5-2698 v4 15.35
+365%
Xeon E5645 3.30

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 E5-2698 v4 23493
+365%
Xeon E5645 5048

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.

Xeon E5-2698 v4 1094
+201%
Xeon E5645 363

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.

Xeon E5-2698 v4 8377
+372%
Xeon E5645 1773

Gaming performance

Pros & cons summary


Performance score 15.35 3.30
Recency 20 June 2016 16 March 2010
Physical cores 20 6
Threads 40 12
Chip lithography 14 nm 32 nm
Power consumption (TDP) 135 Watt 80 Watt

Xeon E5-2698 v4 has a 365.2% higher aggregate performance score, an age advantage of 6 years, 233.3% more physical cores and 233.3% more threads, and a 128.6% more advanced lithography process.

Xeon E5645, on the other hand, has 68.8% lower power consumption.

The Xeon E5-2698 v4 is our recommended choice as it beats the Xeon E5645 in performance tests.


Should you still have questions on choice between Xeon E5-2698 v4 and Xeon E5645, 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 E5-2698 v4
Xeon E5-2698 v4
Intel Xeon E5645
Xeon E5645

Similar processor comparisons

We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

Community ratings

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


4.4 117 votes

Rate Xeon E5-2698 v4 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
4.1 58 votes

Rate Xeon E5645 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Xeon E5-2698 v4 or Xeon E5645, agree or disagree with our judgements, or report an error or mismatch.