Intel Atom C2538 vs Intel Atom D2700

Comparative analysis of Intel Atom C2538 and Intel Atom D2700 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.

Intel Atom C2538

Intel Atom D2700

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
16x more maximum memory size: 64 GB vs 4 GB
Around 47% better performance in PassMark - Single thread mark: 538 vs 367
Around 92% better performance in PassMark - CPU mark: 874 vs 456
Around 47% better performance in Geekbench 4 - Single Core: 1014 vs 691
Around 88% better performance in Geekbench 4 - Multi-Core: 2546 vs 1354

Specifications (specs)
Number of cores	4 vs 2
Manufacturing process technology	22 nm vs 32 nm
Maximum memory size	64 GB vs 4 GB
Benchmarks
PassMark - Single thread mark	538 vs 367
PassMark - CPU mark	874 vs 456
Geekbench 4 - Single Core	1014 vs 691
Geekbench 4 - Multi-Core	2546 vs 1354

Reasons to consider the Intel Atom D2700

Around 50% lower typical power consumption: 10 Watt vs 15 Watt

Thermal Design Power (TDP)	10 Watt vs 15 Watt

Compare benchmarks

CPU 1: Intel Atom C2538
CPU 2: Intel Atom D2700

PassMark - Single thread mark

CPU 1

CPU 2

538

367

PassMark - CPU mark

CPU 1

CPU 2

874

456

Geekbench 4 - Single Core

CPU 1

CPU 2

1014

691

Geekbench 4 - Multi-Core

CPU 1

CPU 2

2546

1354

Name	Intel Atom C2538	Intel Atom D2700
PassMark - Single thread mark	538	367
PassMark - CPU mark	874	456
Geekbench 4 - Single Core	1014	691
Geekbench 4 - Multi-Core	2546	1354

Compare specifications (specs)

	Intel Atom C2538	Intel Atom D2700
Essentials
Architecture codename	Rangeley	Cedarview
Launch date	Q3'13	28 December 2011
Place in performance rating	2440	2868
Processor Number	C2538	D2700
Series	Intel® Atom™ Processor C Series	Intel® Atom™ Processor D Series
Status	Launched	Discontinued
Vertical segment	Embedded	Desktop
Launch price (MSRP)		$52
Performance
64 bit support
Base frequency	2.40 GHz	2.13 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		66 mm
L1 cache		64 KB (per core)
L2 cache		1024 KB
Maximum core temperature		100 °C
Maximum frequency		2.13 GHz
Transistor count		176 million
VID voltage range		0.91V -1.21V
Memory
Max memory channels	2	1
Maximum memory size	64 GB	4 GB
Supported memory types	DDR3/DDR3L 1600	DDR3 800/1066
Maximum memory bandwidth		6.4 GB/s
Compatibility
Low Halogen Options Available
Package Size	34 mm x 28 mm	22mm X 22 mm
Sockets supported	FCBGA1283	FCBGA559
Thermal Design Power (TDP)	15 Watt	10 Watt
Max number of CPUs in a configuration		1
Peripherals
Integrated LAN
Max number of PCIe lanes	16	4
Max number of SATA 6 Gb/s Ports	2
Number of USB ports	4	8
PCI Express revision	2
PCIe configurations	x1,x2,x4,x8,x16
Total number of SATA ports	6	2
UART
USB revision	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
Enhanced Intel SpeedStep® technology
HD Audio
Instruction set extensions		Intel® SSE2, Intel® SSE3, Intel® SSSE3
Intel® Active Management technology (AMT)
Intel® Demand Based Switching
Intel® ME Firmware Version		No
Intel® vPro™ Platform Eligibility
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		640 MHz
Processor graphics		Integrated
Graphics interfaces
Number of displays supported		2