Intel Xeon E7540 vs Intel Atom C3538

Comparative analysis of Intel Xeon E7540 and Intel Atom C3538 processors for all known characteristics in the following categories: Essentials, Performance, Compatibility, Security & Reliability, Advanced Technologies, Virtualization, Memory, Peripherals. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

 

Differences

Reasons to consider the Intel Xeon E7540

  • 2 more cores, run more applications at once: 6 vs 4
  • 8 more threads: 12 vs 4
  • Around 8% higher clock speed: 2.27 GHz vs 2.10 GHz
  • Around 22% better performance in PassMark - Single thread mark: 911 vs 744
  • 5x better performance in PassMark - CPU mark: 9409 vs 1889
Specifications (specs)
Number of cores 6 vs 4
Number of threads 12 vs 4
Maximum frequency 2.27 GHz vs 2.10 GHz
Benchmarks
PassMark - Single thread mark 911 vs 744
PassMark - CPU mark 9409 vs 1889

Reasons to consider the Intel Atom C3538

  • Around 56% higher maximum core temperature: 100°C vs 64°C
  • A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 45 nm
  • 7x lower typical power consumption: 15 Watt vs 105 Watt
Maximum core temperature 100°C vs 64°C
Manufacturing process technology 14 nm vs 45 nm
Thermal Design Power (TDP) 15 Watt vs 105 Watt

Compare benchmarks

CPU 1: Intel Xeon E7540
CPU 2: Intel Atom C3538

PassMark - Single thread mark
CPU 1
CPU 2
911
744
PassMark - CPU mark
CPU 1
CPU 2
9409
1889
Name Intel Xeon E7540 Intel Atom C3538
PassMark - Single thread mark 911 744
PassMark - CPU mark 9409 1889
Geekbench 4 - Single Core 1287
Geekbench 4 - Multi-Core 3460

Compare specifications (specs)

Intel Xeon E7540 Intel Atom C3538

Essentials

Architecture codename Nehalem EX Denverton
Launch date Q1'10 Q3'17
Place in performance rating 2093 2087
Processor Number E7540 C3538
Series Legacy Intel Xeon Processors Intel® Atom™ Processor C Series
Vertical segment Server Server
Status Launched

Performance

Base frequency 2.00 GHz 2.10 GHz
Bus Speed 6.4 GT/s
L3 cache 18 MB L3 Cache
Manufacturing process technology 45 nm 14 nm
Maximum core temperature 64°C 100°C
Maximum frequency 2.27 GHz 2.10 GHz
Number of cores 6 4
Number of threads 12 4
64 bit support
Number of QPI Links 0
Number of Ultra Path Interconnect (UPI) Links 0

Compatibility

Sockets supported FCLGA1567 FCBGA1310
Thermal Design Power (TDP) 105 Watt 15 Watt
Low Halogen Options Available
Max number of CPUs in a configuration 1
Package Size 34 mm x 28 mm

Security & Reliability

Execute Disable Bit (EDB)
Intel® OS Guard
Intel® Secure Key technology
Intel® Software Guard Extensions (Intel® SGX)
Secure Boot

Advanced Technologies

Enhanced Intel SpeedStep® technology
Intel 64
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Integrated Intel® QuickAssist Technology
Intel® AES New Instructions

Virtualization

Intel® Virtualization Technology (VT-x)
Intel® VT-x with Extended Page Tables (EPT)
Intel® Virtualization Technology for Directed I/O (VT-d)

Memory

Max memory channels 2
Maximum memory size 256 GB
Supported memory types DDR4: 2133

Peripherals

Integrated LAN
Max number of PCIe lanes 12
Max number of SATA 6 Gb/s Ports 12
Number of USB ports 8
PCI Express revision 3
PCIe configurations x2,x4,x8
Total number of SATA ports 12
USB revision 3