Intel Atom x5-E3940 vs Intel Core i5-520UM

Comparative analysis of Intel Atom x5-E3940 and Intel Core i5-520UM processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Graphics image quality, Graphics API support, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps), Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

 

Differences

Reasons to consider the Intel Atom x5-E3940

  • 2 more cores, run more applications at once: 4 vs 2
  • Around 5% higher maximum core temperature: 110°C vs 105°C
  • A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 32 nm
  • Around 80% lower typical power consumption: 9.5 Watt vs 18 Watt
  • 2.2x better performance in PassMark - CPU mark: 1953 vs 908
Specifications (specs)
Number of cores 4 vs 2
Maximum core temperature 110°C vs 105°C
Manufacturing process technology 14 nm vs 32 nm
Thermal Design Power (TDP) 9.5 Watt vs 18 Watt
Benchmarks
PassMark - CPU mark 1953 vs 908

Reasons to consider the Intel Core i5-520UM

  • Around 4% higher clock speed: 1.87 GHz vs 1.80 GHz
  • Around 3% better performance in PassMark - Single thread mark: 699 vs 677
Specifications (specs)
Maximum frequency 1.87 GHz vs 1.80 GHz
Benchmarks
PassMark - Single thread mark 699 vs 677

Compare benchmarks

CPU 1: Intel Atom x5-E3940
CPU 2: Intel Core i5-520UM

PassMark - Single thread mark
CPU 1
CPU 2
677
699
PassMark - CPU mark
CPU 1
CPU 2
1953
908
Name Intel Atom x5-E3940 Intel Core i5-520UM
PassMark - Single thread mark 677 699
PassMark - CPU mark 1953 908
GFXBench 4.0 - Car Chase Offscreen (Frames) 378
GFXBench 4.0 - Car Chase Offscreen (Fps) 378
GFXBench 4.0 - Manhattan (Frames) 1098
GFXBench 4.0 - Manhattan (Fps) 1098
GFXBench 4.0 - T-Rex (Frames) 1994
GFXBench 4.0 - T-Rex (Fps) 1994
Geekbench 4 - Single Core 1199
Geekbench 4 - Multi-Core 2265

Compare specifications (specs)

Intel Atom x5-E3940 Intel Core i5-520UM

Essentials

Architecture codename Apollo Lake Arrandale
Launch date Q4'16 4 January 2010
Place in performance rating 2276 2262
Processor Number E3940 i5-520UM
Series Intel® Atom™ Processor X Series Legacy Intel® Core™ Processors
Status Announced Discontinued
Vertical segment Embedded Mobile
Launch price (MSRP) $241

Performance

64 bit support
Base frequency 1.60 GHz 1.07 GHz
Manufacturing process technology 14 nm 32 nm
Maximum core temperature 110°C 105°C
Maximum frequency 1.80 GHz 1.87 GHz
Number of cores 4 2
Number of threads 4 4
Operating Temperature Range -40°C to 85°C
Bus Speed 2.5 GT/s DMI
Die size 81 mm2
Front-side bus (FSB) 2500 MHz
L2 cache 512 KB
L3 cache 3072 KB
Transistor count 382 million

Memory

Max memory channels 4 2
Maximum memory bandwidth 34.1 GB/s 12.8 GB/s
Maximum memory size 8 GB 8 GB
Supported memory types DDR3L (ECC and Non ECC) up to 1866 MT/s; LPDDR4 up to 2133 MT/s DDR3 800

Graphics

Device ID 0x5A85
Execution Units 12
Graphics base frequency 400 MHz 166 MHz
Graphics max frequency 600 MHz 500 MHz
Intel® Clear Video HD technology
Intel® Clear Video technology
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Max video memory 2 GB
Processor graphics Intel® HD Graphics 500 Intel HD Graphics
Graphics max dynamic frequency 500 MHz
Intel® Flexible Display Interface (Intel® FDI)

Graphics interfaces

DisplayPort
eDP
HDMI
MIPI-DSI
Number of displays supported 3 2

Graphics image quality

4K resolution support
Max resolution over DisplayPort 4096x2160 @60Hz
Max resolution over eDP 3840x2160 @ 60Hz
Max resolution over HDMI 1.4 3840x2160 @30Hz

Graphics API support

DirectX Yes
OpenGL Yes

Compatibility

Low Halogen Options Available
Max number of CPUs in a configuration 1 1
Package Size 24mm x 31mm BGA 34mm x 28mm
Sockets supported FCBGA1296 BGA1288
Thermal Design Power (TDP) 9.5 Watt 18 Watt

Peripherals

Integrated LAN
Max number of PCIe lanes 6 16
Max number of SATA 6 Gb/s Ports 2
Number of USB ports 8
PCI Express revision 2.0 2.0
PCIe configurations x4,x2,x1 1x16
Total number of SATA ports 2
UART
USB revision 2.0/3.0

Security & Reliability

Anti-Theft technology
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® OS Guard
Intel® Secure Key technology
Intel® Trusted Execution technology (TXT)
Secure Boot

Advanced Technologies

Enhanced Intel SpeedStep® technology
General-Purpose Input/Output (GPIO)
HD Audio
Idle States
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Rapid Storage technology (RST)
Intel® Smart Response technology
Intel® Stable Image Platform Program (SIPP)
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Physical Address Extensions (PAE) 40-bit 36-bit
Smart Connect
Thermal Monitoring
Flexible Display interface (FDI)
Instruction set extensions Intel® SSE4.1, Intel® SSE4.2
Intel® Fast Memory Access
Intel® Flex Memory Access

Virtualization

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

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