Intel Pentium 997 vs Intel Celeron B820

Comparative analysis of Intel Pentium 997 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.

Intel Pentium 997

Intel Celeron B820

Differences

Reasons to consider the Intel Pentium 997

CPU is newer: launch date 1 year(s) 2 month(s) later
2.1x lower typical power consumption: 17 Watt vs 35 Watt
Around 1% better performance in PassMark - CPU mark: 809 vs 802

Specifications (specs)
Launch date	1 October 2012 vs 31 July 2011
Thermal Design Power (TDP)	17 Watt vs 35 Watt
Benchmarks
PassMark - CPU mark	809 vs 802

Reasons to consider the Intel Celeron B820

Around 6% higher clock speed: 1.7 GHz vs 1.6 GHz
Around 1% better performance in Geekbench 4 - Single Core: 290 vs 287
Around 1% better performance in Geekbench 4 - Multi-Core: 508 vs 501

Specifications (specs)
Maximum frequency	1.7 GHz vs 1.6 GHz
Benchmarks
PassMark - Single thread mark	749 vs 746
Geekbench 4 - Single Core	290 vs 287
Geekbench 4 - Multi-Core	508 vs 501

Compare benchmarks

CPU 1: Intel Pentium 997
CPU 2: Intel Celeron B820

PassMark - Single thread mark

CPU 1

CPU 2

746

749

PassMark - CPU mark

CPU 1

CPU 2

809

802

Geekbench 4 - Single Core

CPU 1

CPU 2

287

290

Geekbench 4 - Multi-Core

CPU 1

CPU 2

501

508

Name	Intel Pentium 997	Intel Celeron B820
PassMark - Single thread mark	746	749
PassMark - CPU mark	809	802
Geekbench 4 - Single Core	287	290
Geekbench 4 - Multi-Core	501	508

Compare specifications (specs)

	Intel Pentium 997	Intel Celeron B820
Essentials
Architecture codename	Sandy Bridge	Sandy Bridge
Launch date	1 October 2012	31 July 2011
Launch price (MSRP)	$134	$86
Place in performance rating	2917	2920
Processor Number	997	B820
Series	Legacy Intel® Pentium® Processor	Legacy Intel® Celeron® Processor
Status	Launched	Launched
Vertical segment	Mobile	Mobile
Price now		$39.29
Value for money (0-100)		10.70
Performance
64 bit support
Base frequency	1.60 GHz	1.70 GHz
Bus Speed	5 GT/s DMI	5 GT/s DMI
Die size	131 mm	131 mm
L1 cache	128 KB	128 KB
L2 cache	512 KB	512 KB
L3 cache	2 MB	2048 KB
Manufacturing process technology	32 nm	32 nm
Maximum core temperature	100 °C	100 °C
Maximum frequency	1.6 GHz	1.7 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	1.05 GHz
Graphics max frequency	1 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	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	FCBGA1023	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)