Intel Pentium 977 vs Intel Celeron B720

Comparative analysis of Intel Pentium 977 and Intel Celeron B720 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.

 

Differences

Reasons to consider the Intel Pentium 977

  • CPU is newer: launch date 3 month(s) later
  • 1 more cores, run more applications at once: 2 vs 1
  • 1 more threads: 2 vs 1
  • 2x more L1 cache, more data can be stored in the L1 cache for quick access later
  • 2x more L2 cache, more data can be stored in the L2 cache for quick access later
  • Around 33% more L3 cache; more data can be stored in the L3 cache for quick access later
  • Around 2% higher maximum memory size: 16.38 GB vs 16 GB
  • 2.1x lower typical power consumption: 17 Watt vs 35 Watt
  • Around 41% better performance in PassMark - CPU mark: 1148 vs 814
Specifications (specs)
Launch date 1 April 2012 vs 1 January 2012
Number of cores 2 vs 1
Number of threads 2 vs 1
L1 cache 128 KB vs 64 KB (per core)
L2 cache 512 KB vs 256 KB (per core)
L3 cache 2048 KB vs 1.5 MB
Maximum memory size 16.38 GB vs 16 GB
Thermal Design Power (TDP) 17 Watt vs 35 Watt
Benchmarks
PassMark - CPU mark 1148 vs 814

Reasons to consider the Intel Celeron B720

  • Around 21% higher clock speed: 1.7 GHz vs 1.4 GHz
Maximum frequency 1.7 GHz vs 1.4 GHz

Compare benchmarks

CPU 1: Intel Pentium 977
CPU 2: Intel Celeron B720

PassMark - CPU mark
CPU 1
CPU 2
1148
814
Name Intel Pentium 977 Intel Celeron B720
PassMark - Single thread mark 0 0
PassMark - CPU mark 1148 814

Compare specifications (specs)

Intel Pentium 977 Intel Celeron B720

Essentials

Architecture codename Sandy Bridge Sandy Bridge
Launch date 1 April 2012 1 January 2012
Place in performance rating 3321 3322
Processor Number 977 B720
Series Legacy Intel® Pentium® Processor Legacy Intel® Celeron® Processor
Status Launched Launched
Vertical segment Mobile Mobile

Performance

64 bit support
Base frequency 1.40 GHz 1.70 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 256 KB (per core)
L3 cache 2048 KB 1.5 MB
Manufacturing process technology 32 nm 32 nm
Maximum core temperature 100 °C 100 °C
Maximum frequency 1.4 GHz 1.7 GHz
Number of cores 2 1
Number of threads 2 1
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 16.38 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® 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 PGA988
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)

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