Intel Atom C3858 vs Intel Xeon E5603

Comparative analysis of Intel Atom C3858 and Intel Xeon E5603 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark.

 

Differences

Reasons to consider the Intel Atom C3858

  • 8 more cores, run more applications at once: 12 vs 4
  • 8 more threads: 12 vs 4
  • Around 25% higher clock speed: 2.00 GHz vs 1.6 GHz
  • A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 32 nm
  • 3.2x lower typical power consumption: 25 Watt vs 80 Watt
  • Around 33% better performance in PassMark - CPU mark: 4707 vs 3548
Specifications (specs)
Number of cores 12 vs 4
Number of threads 12 vs 4
Maximum frequency 2.00 GHz vs 1.6 GHz
Manufacturing process technology 14 nm vs 32 nm
Thermal Design Power (TDP) 25 Watt vs 80 Watt
Benchmarks
PassMark - CPU mark 4707 vs 3548

Reasons to consider the Intel Xeon E5603

  • Around 13% higher maximum memory size: 288 GB vs 256 GB
  • Around 9% better performance in PassMark - Single thread mark: 710 vs 652
Specifications (specs)
Maximum memory size 288 GB vs 256 GB
Max number of CPUs in a configuration 2 vs 1
Benchmarks
PassMark - Single thread mark 710 vs 652

Compare benchmarks

CPU 1: Intel Atom C3858
CPU 2: Intel Xeon E5603

PassMark - Single thread mark
CPU 1
CPU 2
652
710
PassMark - CPU mark
CPU 1
CPU 2
4707
3548
Name Intel Atom C3858 Intel Xeon E5603
PassMark - Single thread mark 652 710
PassMark - CPU mark 4707 3548

Compare specifications (specs)

Intel Atom C3858 Intel Xeon E5603

Essentials

Architecture codename Denverton Westmere EP
Launch date Q3'17 February 2011
Place in performance rating 2593 2572
Processor Number C3858 E5603
Series Intel® Atom™ Processor C Series Legacy Intel® Xeon® Processors
Status Launched Discontinued
Vertical segment Server Server
Launch price (MSRP) $286
Price now $129.04
Value for money (0-100) 5.40

Performance

64 bit support
Base frequency 2.00 GHz 1.60 GHz
Manufacturing process technology 14 nm 32 nm
Maximum core temperature 100°C
Maximum frequency 2.00 GHz 1.6 GHz
Number of cores 12 4
Number of QPI Links 0 2
Number of threads 12 4
Number of Ultra Path Interconnect (UPI) Links 0
Bus Speed 4.8 GT/s QPI
Die size 239 mm
L1 cache 64 KB (per core)
L2 cache 256 KB (per core)
L3 cache 4096 KB (shared)
Transistor count 1170 million
VID voltage range 0.750V-1.350V

Memory

Max memory channels 2 3
Maximum memory size 256 GB 288 GB
Supported memory types DDR4: 2400 DDR3 800/1066
ECC memory support
Maximum memory bandwidth 25.6 GB/s

Compatibility

Low Halogen Options Available
Max number of CPUs in a configuration 1 2
Package Size 34 mm x 28 mm 42.5mm X 45mm
Sockets supported FCBGA1310 FCLGA1366
Thermal Design Power (TDP) 25 Watt 80 Watt

Peripherals

Integrated LAN
Max number of PCIe lanes 16
Max number of SATA 6 Gb/s Ports 16
Number of USB ports 8
PCI Express revision 3
PCIe configurations x2,x4,x8
Total number of SATA ports 16
USB revision 3

Security & Reliability

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

Advanced Technologies

Integrated Intel® QuickAssist Technology
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions Intel® SSE4.2
Intel 64
Intel® Demand Based Switching
Physical Address Extensions (PAE) 40-bit
Thermal Monitoring

Virtualization

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