Intel Atom C2538 vs Intel Core i7-620UM

Comparative analysis of Intel Atom C2538 and Intel Core i7-620UM processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization, Graphics, Graphics interfaces. 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 Atom C2538

  • 2 more cores, run more applications at once: 4 vs 2
  • A newer manufacturing process allows for a more powerful, yet cooler running processor: 22 nm vs 32 nm
  • 8x more maximum memory size: 64 GB vs 8 GB
  • Around 20% lower typical power consumption: 15 Watt vs 18 Watt
Number of cores 4 vs 2
Manufacturing process technology 22 nm vs 32 nm
Maximum memory size 64 GB vs 8 GB
Thermal Design Power (TDP) 15 Watt vs 18 Watt

Reasons to consider the Intel Core i7-620UM

  • Around 75% better performance in PassMark - Single thread mark: 859 vs 491
  • Around 14% better performance in PassMark - CPU mark: 1091 vs 960
Benchmarks
PassMark - Single thread mark 859 vs 491
PassMark - CPU mark 1091 vs 960

Compare benchmarks

CPU 1: Intel Atom C2538
CPU 2: Intel Core i7-620UM

PassMark - Single thread mark
CPU 1
CPU 2
491
859
PassMark - CPU mark
CPU 1
CPU 2
960
1091
Name Intel Atom C2538 Intel Core i7-620UM
PassMark - Single thread mark 491 859
PassMark - CPU mark 960 1091
Geekbench 4 - Single Core 1014
Geekbench 4 - Multi-Core 2546

Compare specifications (specs)

Intel Atom C2538 Intel Core i7-620UM

Essentials

Architecture codename Rangeley Arrandale
Launch date Q3'13 4 January 2010
Place in performance rating 2455 2465
Processor Number C2538 i7-620UM
Series Intel® Atom™ Processor C Series Legacy Intel® Core™ Processors
Status Launched Discontinued
Vertical segment Embedded Mobile
Launch price (MSRP) $278

Performance

64 bit support
Base frequency 2.40 GHz 1.06 GHz
Manufacturing process technology 22 nm 32 nm
Number of cores 4 2
Number of threads 4 4
Bus Speed 2.5 GT/s DMI
Die size 81 mm2
Front-side bus (FSB) 2500 MHz
L2 cache 512 KB
L3 cache 4096 KB
Maximum core temperature 105°C
Maximum frequency 2.13 GHz
Transistor count 382 million

Memory

Max memory channels 2 2
Maximum memory size 64 GB 8 GB
Supported memory types DDR3/DDR3L 1600 DDR3 800
Maximum memory bandwidth 12.8 GB/s

Compatibility

Low Halogen Options Available
Package Size 34 mm x 28 mm BGA 34mm x 28mm
Sockets supported FCBGA1283 BGA1288
Thermal Design Power (TDP) 15 Watt 18 Watt
Max number of CPUs in a configuration 1

Peripherals

Integrated LAN
Max number of PCIe lanes 16 16
Max number of SATA 6 Gb/s Ports 2
Number of USB ports 4
PCI Express revision 2 2.0
PCIe configurations x1,x2,x4,x8,x16 1x16
Total number of SATA ports 6
UART
USB revision 2

Security & Reliability

Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)

Advanced Technologies

Integrated Intel® QuickAssist Technology
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Physical Address Extensions (PAE) 36-bit 36-bit
Enhanced Intel SpeedStep® technology
Flexible Display interface (FDI)
Idle States
Instruction set extensions Intel® SSE4.1, Intel® SSE4.2
Intel® Fast Memory Access
Intel® Flex Memory Access
Intel® vPro™ Platform Eligibility
Thermal Monitoring

Virtualization

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

Graphics

Graphics base frequency 166 MHz
Graphics max dynamic frequency 500 MHz
Graphics max frequency 500 MHz
Intel® Clear Video HD technology
Intel® Clear Video technology
Intel® Flexible Display Interface (Intel® FDI)
Processor graphics Intel HD Graphics

Graphics interfaces

Number of displays supported 2