Intel Atom C2738 vs Intel Atom C2538

Comparative analysis of Intel Atom C2738 and Intel Atom C2538 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, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

Intel Atom C2738

Intel Atom C2538

Differences

Reasons to consider the Intel Atom C2738

4 more cores, run more applications at once: 8 vs 4
4 more threads: 8 vs 4

Number of cores	8 vs 4
Number of threads	8 vs 4

Reasons to consider the Intel Atom C2538

Around 33% lower typical power consumption: 15 Watt vs 20 Watt

Thermal Design Power (TDP)	15 Watt vs 20 Watt

Compare benchmarks

CPU 1: Intel Atom C2738
CPU 2: Intel Atom C2538

Name	Intel Atom C2738	Intel Atom C2538
PassMark - Single thread mark		491
PassMark - CPU mark		960
Geekbench 4 - Single Core		1014
Geekbench 4 - Multi-Core		2546

Compare specifications (specs)

	Intel Atom C2738	Intel Atom C2538
Essentials
Architecture codename	Rangeley	Rangeley
Launch date	Q3'13	Q3'13
Place in performance rating	not rated	2456
Processor Number	C2738	C2538
Series	Intel® Atom™ Processor C Series	Intel® Atom™ Processor C Series
Status	Launched	Launched
Vertical segment	Embedded	Embedded
Performance
64 bit support
Base frequency	2.40 GHz	2.40 GHz
Manufacturing process technology	22 nm	22 nm
Number of cores	8	4
Number of threads	8	4
Memory
Max memory channels	2	2
Maximum memory size	64 GB	64 GB
Supported memory types	DDR3/DDR3L 1600	DDR3/DDR3L 1600
Compatibility
Low Halogen Options Available
Package Size	34 mm x 28 mm	34 mm x 28 mm
Sockets supported	FCBGA1283	FCBGA1283
Thermal Design Power (TDP)	20 Watt	15 Watt
Peripherals
Integrated LAN
Max number of PCIe lanes	16	16
Max number of SATA 6 Gb/s Ports	2	2
Number of USB ports	4	4
PCI Express revision	2	2
PCIe configurations	x1, x2, x4, x8, x16	x1,x2,x4,x8,x16
Total number of SATA ports	6	6
UART
USB revision	2	2
Security & Reliability
Execute Disable Bit (EDB)
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
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® VT-x with Extended Page Tables (EPT)