Intel Celeron B810 vs Intel Core i7-640M

Comparative analysis of Intel Celeron B810 and Intel Core i7-640M 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).

 

Differences

Reasons to consider the Intel Celeron B810

  • CPU is newer: launch date 5 month(s) later
  • 2.1x more maximum memory size: 16.6 GB vs 8 GB
Launch date 15 March 2011 vs 20 September 2010
Maximum memory size 16.6 GB vs 8 GB

Reasons to consider the Intel Core i7-640M

  • 2 more threads: 4 vs 2
  • Around 116% higher clock speed: 3.46 GHz vs 1.6 GHz
  • Around 5% higher maximum core temperature: 105°C vs 100C
  • 2x more L3 cache, more data can be stored in the L3 cache for quick access later
  • Around 82% better performance in PassMark - Single thread mark: 1376 vs 754
  • 2.7x better performance in PassMark - CPU mark: 2073 vs 775
  • Around 62% better performance in Geekbench 4 - Single Core: 499 vs 308
  • Around 77% better performance in Geekbench 4 - Multi-Core: 1036 vs 584
Specifications (specs)
Number of threads 4 vs 2
Maximum frequency 3.46 GHz vs 1.6 GHz
Maximum core temperature 105°C vs 100C
L3 cache 4096 KB vs 2048 KB
Benchmarks
PassMark - Single thread mark 1376 vs 754
PassMark - CPU mark 2073 vs 775
Geekbench 4 - Single Core 499 vs 308
Geekbench 4 - Multi-Core 1036 vs 584

Compare benchmarks

CPU 1: Intel Celeron B810
CPU 2: Intel Core i7-640M

PassMark - Single thread mark
CPU 1
CPU 2
754
1376
PassMark - CPU mark
CPU 1
CPU 2
775
2073
Geekbench 4 - Single Core
CPU 1
CPU 2
308
499
Geekbench 4 - Multi-Core
CPU 1
CPU 2
584
1036
Name Intel Celeron B810 Intel Core i7-640M
PassMark - Single thread mark 754 1376
PassMark - CPU mark 775 2073
Geekbench 4 - Single Core 308 499
Geekbench 4 - Multi-Core 584 1036
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 0.541
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 29.806
CompuBench 1.5 Desktop - T-Rex (Frames/s) 0.151
CompuBench 1.5 Desktop - Video Composition (Frames/s) 0.798
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 2.292

Compare specifications (specs)

Intel Celeron B810 Intel Core i7-640M

Essentials

Architecture codename Sandy Bridge Arrandale
Launch date 15 March 2011 20 September 2010
Launch price (MSRP) $86 $346
Place in performance rating 2907 2911
Processor Number B810 i7-640M
Series Legacy Intel® Celeron® Processor Legacy Intel® Core™ Processors
Status Launched Discontinued
Vertical segment Mobile Mobile
Price now $199.95
Value for money (0-100) 4.18

Performance

64 bit support
Base frequency 1.60 GHz 2.80 GHz
Die size 131 mm 81 mm2
L1 cache 64 KB (per core) 64 KB (per core)
L2 cache 256 KB (per core) 512 KB
L3 cache 2048 KB 4096 KB
Manufacturing process technology 32 nm 32 nm
Maximum core temperature 100C 105°C
Maximum frequency 1.6 GHz 3.46 GHz
Number of cores 2 2
Number of threads 2 4
Transistor count 504 million 382 million
Bus Speed 2.5 GT/s DMI
Front-side bus (FSB) 2500 MHz

Memory

Max memory channels 2 2
Maximum memory bandwidth 21.3 GB/s 17.1 GB/s
Maximum memory size 16.6 GB 8 GB
Supported memory types DDR3 1066/1333 DDR3 800/1066

Graphics

Graphics base frequency 650 MHz 500 MHz
Graphics max dynamic frequency 950 MHz 766 MHz
Graphics max frequency 950 MHz 766 MHz
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 37.5mmx37.5mm (rPGA988B) rPGA 37.5mmx 37.5mm, BGA 34mmx28mm
Sockets supported PGA988 BGA1288, PGA988
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

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
Physical Address Extensions (PAE) 36-bit

Virtualization

Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)