Intel Core i5-2450M vs Intel Celeron B820

Comparative analysis of Intel Core i5-2450M and Intel Celeron B820 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, 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, 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).

Intel Core i5-2450M

Intel Celeron B820

Differences

Reasons to consider the Intel Core i5-2450M

CPU is newer: launch date 3 month(s) later
2 more threads: 4 vs 2
Around 82% higher clock speed: 3.10 GHz vs 1.7 GHz
Around 50% more L3 cache; more data can be stored in the L3 cache for quick access later
Around 71% better performance in PassMark - Single thread mark: 1282 vs 749
2.6x better performance in PassMark - CPU mark: 2074 vs 802
Around 79% better performance in Geekbench 4 - Single Core: 520 vs 290
2.2x better performance in Geekbench 4 - Multi-Core: 1118 vs 508

Specifications (specs)
Launch date	2 November 2011 vs 31 July 2011
Number of threads	4 vs 2
Maximum frequency	3.10 GHz vs 1.7 GHz
L3 cache	3072 KB vs 2048 KB
Benchmarks
PassMark - Single thread mark	1282 vs 749
PassMark - CPU mark	2074 vs 802
Geekbench 4 - Single Core	520 vs 290
Geekbench 4 - Multi-Core	1118 vs 508

Compare benchmarks

CPU 1: Intel Core i5-2450M
CPU 2: Intel Celeron B820

PassMark - Single thread mark

CPU 1

CPU 2

1282

749

PassMark - CPU mark

CPU 1

CPU 2

2074

802

Geekbench 4 - Single Core

CPU 1

CPU 2

520

290

Geekbench 4 - Multi-Core

CPU 1

CPU 2

1118

508

Name	Intel Core i5-2450M	Intel Celeron B820
PassMark - Single thread mark	1282	749
PassMark - CPU mark	2074	802
Geekbench 4 - Single Core	520	290
Geekbench 4 - Multi-Core	1118	508
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	1.585
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	20.867
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.19
CompuBench 1.5 Desktop - Video Composition (Frames/s)	0.738
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	1.695

Compare specifications (specs)

	Intel Core i5-2450M	Intel Celeron B820
Essentials
Architecture codename	Sandy Bridge	Sandy Bridge
Launch date	2 November 2011	31 July 2011
Launch price (MSRP)	$225	$86
Place in performance rating	2918	2920
Price now	$88.02	$39.29
Processor Number	i5-2450M	B820
Series	Legacy Intel® Core™ Processors	Legacy Intel® Celeron® Processor
Status	Launched	Launched
Value for money (0-100)	11.36	10.70
Vertical segment	Mobile	Mobile
Performance
64 bit support
Base frequency	2.50 GHz	1.70 GHz
Bus Speed	5 GT/s DMI	5 GT/s DMI
Die size	149 mm	131 mm
L1 cache	128 KB	128 KB
L2 cache	512 KB	512 KB
L3 cache	3072 KB	2048 KB
Manufacturing process technology	32 nm	32 nm
Maximum core temperature	100 °C	100 °C
Maximum frequency	3.10 GHz	1.7 GHz
Number of cores	2	2
Number of threads	4	2
Transistor count	624 Million	504 million
Memory
Max memory channels	2	2
Maximum memory bandwidth	21.3 GB/s	21.3 GB/s
Maximum memory size	16 GB	16 GB
Supported memory types	DDR3 1066/1333	DDR3 1066/1333
Graphics
Device ID	0x116
Graphics base frequency	650 MHz	650 MHz
Graphics max dynamic frequency	1.30 GHz	1.05 GHz
Graphics max frequency	1.3 GHz	1.05 GHz
Intel® Clear Video HD technology
Intel® Flexible Display Interface (Intel® FDI)
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Processor graphics	Intel® HD Graphics 3000	Intel HD Graphics
Graphics interfaces
CRT
DisplayPort
eDP
HDMI
Number of displays supported	2	2
SDVO
Wireless Display (WiDi) support
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	37.5mmx37.5mm (rPGA988B); 31mm x 24mm (BGA1023)	37.5mmx37.5mm (rPGA988B)
Sockets supported	FCBGA1023, PPGA988	FCPGA988
Thermal Design Power (TDP)	35 Watt	35 Watt
Peripherals
Max number of PCIe lanes	16	16
PCI Express revision	2.0	2.0
PCIe configurations	1x16, 2x8, 1x8 2x4	1x16, 2x8, 1x8 2x4
Security & Reliability
Anti-Theft technology
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® Trusted Execution technology (TXT)
Advanced Technologies
4G WiMAX Wireless
Enhanced Intel SpeedStep® technology
Flexible Display interface (FDI)
Idle States
Instruction set extensions	Intel® AVX	Intel® SSE4.1, Intel® SSE4.2
Intel 64
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Fast Memory Access
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® My WiFi technology
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Thermal Monitoring
Virtualization
AMD Virtualization (AMD-V™)
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)