Comparison of Intel Atom E3815 and Intel Atom D2500

Attribute	Intel Atom E3815 ×	Intel Atom D2500 ×
General Information
Brand	Intel	Intel
Series	Intel Atom	Intel Atom
Model	Intel Atom E3815	Intel Atom D2500
CPU Cores and Base Frequency
CPU Cores	1	2
Frequency (GHz)	1.46	1.86
CPU Threads	1	2
Core architecture	normal	normal
Hyperthreading	-	-
Overclocking	-	-
Encryption
AES-NI	-	-
Hardware codec support
JPEG	Decode	No
h264	Decode / Encode	No
h265 / HEVC (8 bit)	No	No
h265 / HEVC (10 bit)	No	No
VP8	No	No
AV1	No	No
VC-1	Decode	No
VP9	No	No
AVC	Decode / Encode	No
Internal Graphics
GPU name	Intel HD Graphics (Bay Trail GT1)	Intel GMA 3600
GPU frequency (GHz)	0.4	0.4
GPU (Turbo) (GHz)	0.4	-
Generation	7	-
DirectX Version	11.2	10.1
Execution units	4	4
Shader	32	32
Max. GPU Memory (GB)	8	-
Max. displays	2	2
GPU Release date (year)	2013	2008
Memory And PCIe
Memory type	DDR3L-1066 SO-DIMM	DDR3-1066
ECC	-	-
Memory channels	1	1
Technical details
Release date (year)	2013	2011
Technology (Nm)	22	32
Socket	BGA 1170	BGA 559
Virtualization	none	none
L3-Cache (MB)	1	1
Architecture	Bay Trail	Cedarview
Instruction set (ISA)	x86-64 (64 bit)	x86-64 (64 bit)
Thermal Management
TDP (PL1) (W)	5	10
Benchmarks
iGPU - FP32 Performance (Single-precision GFLOPS)	26	26
Estimated results for PassMark CPU Mark	384	404
Cinebench R11.5, 64bit (Single-Core)	0.27	0.14
Cinebench R11.5, 64bit (Multi-Core)	0.27	0.32
Geekbench 3, 64bit (Single-Core)	591	450
Geekbench 3, 64bit (Multi-Core)	591	810
Cinebench R11.5, 64bit (iGPU, OpenGL)	4.7	-