Intel Atom C2538 vs Intel Atom x5-Z8500

Comparative analysis of Intel Atom C2538 and Intel Atom x5-Z8500 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization, Graphics, Graphics interfaces, Graphics image quality. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s), GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Fps).

Intel Atom C2538

Intel Atom x5-Z8500

Differences

Reasons to consider the Intel Atom C2538

8x more maximum memory size: 64 GB vs 8 GB
4.9x better performance in Geekbench 4 - Single Core: 1014 vs 207
3.8x better performance in Geekbench 4 - Multi-Core: 2546 vs 675

Specifications (specs)
Maximum memory size	64 GB vs 8 GB
Benchmarks
Geekbench 4 - Single Core	1014 vs 207
Geekbench 4 - Multi-Core	2546 vs 675

Reasons to consider the Intel Atom x5-Z8500

A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 22 nm
Around 29% better performance in PassMark - Single thread mark: 631 vs 491
Around 29% better performance in PassMark - CPU mark: 1236 vs 960

Specifications (specs)
Manufacturing process technology	14 nm vs 22 nm
Benchmarks
PassMark - Single thread mark	631 vs 491
PassMark - CPU mark	1236 vs 960

Compare benchmarks

CPU 1: Intel Atom C2538
CPU 2: Intel Atom x5-Z8500

PassMark - Single thread mark

CPU 1

CPU 2

491

631

PassMark - CPU mark

CPU 1

CPU 2

960

1236

Geekbench 4 - Single Core

CPU 1

CPU 2

1014

207

Geekbench 4 - Multi-Core

CPU 1

CPU 2

2546

675

Name	Intel Atom C2538	Intel Atom x5-Z8500
PassMark - Single thread mark	491	631
PassMark - CPU mark	960	1236
Geekbench 4 - Single Core	1014	207
Geekbench 4 - Multi-Core	2546	675
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		4.985
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		85.204
CompuBench 1.5 Desktop - T-Rex (Frames/s)		0.507
CompuBench 1.5 Desktop - Video Composition (Frames/s)		4.184
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		6.893
GFXBench 4.0 - Car Chase Offscreen (Frames)		500
GFXBench 4.0 - Manhattan (Frames)		1685
GFXBench 4.0 - T-Rex (Frames)		1374
GFXBench 4.0 - Car Chase Offscreen (Fps)		500
GFXBench 4.0 - Manhattan (Fps)		1685
GFXBench 4.0 - T-Rex (Fps)		1374

Compare specifications (specs)

	Intel Atom C2538	Intel Atom x5-Z8500
Essentials
Architecture codename	Rangeley	Cherry Trail
Launch date	Q3'13	Q1'15
Place in performance rating	2456	2457
Processor Number	C2538	x5-Z8500
Series	Intel® Atom™ Processor C Series	Intel® Atom™ Processor X Series
Status	Launched	Launched
Vertical segment	Embedded	Mobile
Performance
64 bit support
Base frequency	2.40 GHz	1.44 GHz
Manufacturing process technology	22 nm	14 nm
Number of cores	4	4
Number of threads	4	4
Maximum core temperature		90°C
Maximum frequency		2.24 GHz
Memory
Max memory channels	2	2
Maximum memory size	64 GB	8 GB
Supported memory types	DDR3/DDR3L 1600	LPDDR3 1600
Maximum memory bandwidth		25.6 GB/s
Compatibility
Low Halogen Options Available
Package Size	34 mm x 28 mm	17mm x 17mm
Sockets supported	FCBGA1283	UTFCBGA1380
Thermal Design Power (TDP)	15 Watt
Scenario Design Power (SDP)		2 W
Peripherals
Integrated LAN
Max number of PCIe lanes	16	2
Max number of SATA 6 Gb/s Ports	2
Number of USB ports	4	3
PCI Express revision	2	2.0
PCIe configurations	x1,x2,x4,x8,x16	2x1, 1x2
Total number of SATA ports	6
UART
USB revision	2	3.0
Security & Reliability
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Secure Boot
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
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® VT-x with Extended Page Tables (EPT)
Graphics
Execution Units		12
Graphics base frequency		200 MHz
Graphics max frequency		600 MHz
Max video memory		8 GB
Graphics interfaces
Number of displays supported		3
Graphics image quality
Max resolution over eDP		2560x1600
Max resolution over HDMI 1.4		3840x2160