Intel Celeron 877 vs Intel Celeron B800

Comparative analysis of Intel Celeron 877 and Intel Celeron B800 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.

Intel Celeron 877

Intel Celeron B800

Differences

Reasons to consider the Intel Celeron 877

CPU is newer: launch date 5 month(s) later
2.1x lower typical power consumption: 17 Watt vs 35 Watt
Around 1% better performance in PassMark - Single thread mark: 645 vs 637
Around 6% better performance in PassMark - CPU mark: 692 vs 652

Specifications (specs)
Launch date	1 December 2011 vs 19 June 2011
Thermal Design Power (TDP)	17 Watt vs 35 Watt
Benchmarks
PassMark - Single thread mark	645 vs 637
PassMark - CPU mark	692 vs 652

Reasons to consider the Intel Celeron B800

Around 7% higher clock speed: 1.5 GHz vs 1.4 GHz
Around 3% better performance in Geekbench 4 - Single Core: 259 vs 252
Around 2% better performance in Geekbench 4 - Multi-Core: 460 vs 450

Specifications (specs)
Maximum frequency	1.5 GHz vs 1.4 GHz
Benchmarks
Geekbench 4 - Single Core	259 vs 252
Geekbench 4 - Multi-Core	460 vs 450

Compare benchmarks

CPU 1: Intel Celeron 877
CPU 2: Intel Celeron B800

PassMark - Single thread mark

CPU 1

CPU 2

645

637

PassMark - CPU mark

CPU 1

CPU 2

692

652

Geekbench 4 - Single Core

CPU 1

CPU 2

252

259

Geekbench 4 - Multi-Core

CPU 1

CPU 2

450

460

Name	Intel Celeron 877	Intel Celeron B800
PassMark - Single thread mark	645	637
PassMark - CPU mark	692	652
Geekbench 4 - Single Core	252	259
Geekbench 4 - Multi-Core	450	460

Compare specifications (specs)

	Intel Celeron 877	Intel Celeron B800
Essentials
Architecture codename	Sandy Bridge	Sandy Bridge
Launch date	1 December 2011	19 June 2011
Place in performance rating	3041	3042
Processor Number	877	B800
Series	Legacy Intel® Celeron® Processor	Legacy Intel® Celeron® Processor
Status	Launched	Launched
Vertical segment	Mobile	Mobile
Launch price (MSRP)		$80
Performance
64 bit support
Base frequency	1.40 GHz	1.50 GHz
Bus Speed	5 GT/s DMI	5 GT/s DMI
Die size	131 mm	131 mm
L1 cache	128 KB	64 KB (per core)
L2 cache	512 KB	512 KB
L3 cache	2048 KB	2048 KB
Manufacturing process technology	32 nm	32 nm
Maximum core temperature	100 °C	100C
Maximum frequency	1.4 GHz	1.5 GHz
Number of cores	2	2
Number of threads	2	2
Transistor count	504 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
Graphics base frequency	350 MHz	650 MHz
Graphics max dynamic frequency	1.00 GHz	1.00 GHz
Graphics max frequency	1 GHz	1 GHz
Intel® Clear Video HD technology
Intel® Clear Video technology
Intel® Flexible Display Interface (Intel® FDI)
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Processor graphics	Intel HD Graphics	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	31.0mm x 24.0mm (BGA1023)	37.5mmx37.5mm (rPGA988B)
Sockets supported	BGA1023	FCPGA988
Thermal Design Power (TDP)	17 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® Trusted Execution technology (TXT)
Advanced Technologies
4G WiMAX Wireless
Enhanced Intel SpeedStep® technology
Flexible Display interface (FDI)
Idle States
Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2	Intel® SSE4.1, Intel® SSE4.2
Intel 64
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
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)