Intel Core i7-2637M vs Intel Core i7-840QM

Comparative analysis of Intel Core i7-2637M and Intel Core i7-840QM 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.

 

Differences

Reasons to consider the Intel Core i7-2637M

  • CPU is newer: launch date 7 month(s) later
  • A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 45 nm
  • 2.6x lower typical power consumption: 17 Watt vs 45 Watt
  • Around 1% better performance in PassMark - Single thread mark: 1144 vs 1138
  • Around 13% better performance in Geekbench 4 - Single Core: 449 vs 398
Specifications (specs)
Launch date 3 January 2011 vs 1 June 2010
Manufacturing process technology 32 nm vs 45 nm
Maximum memory size 8.01 GB vs 8 GB
Thermal Design Power (TDP) 17 Watt vs 45 Watt
Benchmarks
PassMark - Single thread mark 1144 vs 1138
Geekbench 4 - Single Core 449 vs 398

Reasons to consider the Intel Core i7-840QM

  • 2 more cores, run more applications at once: 4 vs 2
  • 4 more threads: 8 vs 4
  • Around 14% higher clock speed: 3.20 GHz vs 2.80 GHz
  • 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
  • 2x more L3 cache, more data can be stored in the L3 cache for quick access later
  • Around 5% better performance in PassMark - CPU mark: 1952 vs 1854
  • Around 34% better performance in Geekbench 4 - Multi-Core: 1289 vs 963
Specifications (specs)
Number of cores 4 vs 2
Number of threads 8 vs 4
Maximum frequency 3.20 GHz vs 2.80 GHz
L1 cache 256 KB vs 128 KB
L2 cache 1 MB vs 512 KB
L3 cache 8 MB vs 4 MB
Benchmarks
PassMark - CPU mark 1952 vs 1854
Geekbench 4 - Multi-Core 1289 vs 963

Compare benchmarks

CPU 1: Intel Core i7-2637M
CPU 2: Intel Core i7-840QM

PassMark - Single thread mark
CPU 1
CPU 2
1144
1138
PassMark - CPU mark
CPU 1
CPU 2
1854
1952
Geekbench 4 - Single Core
CPU 1
CPU 2
449
398
Geekbench 4 - Multi-Core
CPU 1
CPU 2
963
1289
Name Intel Core i7-2637M Intel Core i7-840QM
PassMark - Single thread mark 1144 1138
PassMark - CPU mark 1854 1952
Geekbench 4 - Single Core 449 398
Geekbench 4 - Multi-Core 963 1289

Compare specifications (specs)

Intel Core i7-2637M Intel Core i7-840QM

Essentials

Architecture codename Sandy Bridge Clarksfield
Launch date 3 January 2011 1 June 2010
Launch price (MSRP) $289 $568
Place in performance rating 2499 2502
Processor Number i7-2637M i7-840QM
Series Legacy Intel® Core™ Processors Legacy Intel® Core™ Processors
Status Launched Discontinued
Vertical segment Mobile Mobile
Price now $289.97
Value for money (0-100) 3.46

Performance

64 bit support
Base frequency 1.70 GHz 1.86 GHz
Bus Speed 5 GT/s DMI 2.5 GT/s DMI
Die size 149 mm 296 mm2
L1 cache 128 KB 256 KB
L2 cache 512 KB 1 MB
L3 cache 4 MB 8 MB
Manufacturing process technology 32 nm 45 nm
Maximum core temperature 100 C 100°C
Maximum frequency 2.80 GHz 3.20 GHz
Number of cores 2 4
Number of threads 4 8
Transistor count 624 Million 774 million
Front-side bus (FSB) 2500 MHz

Memory

Max memory channels 2 2
Maximum memory bandwidth 21.3 GB/s 21 GB/s
Maximum memory size 8.01 GB 8 GB
Supported memory types DDR3 1066/1333 DDR3 1066/1333

Graphics

Device ID 0x116
Graphics base frequency 350 MHz
Graphics max dynamic frequency 1.20 GHz
Graphics max frequency 1.2 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

Graphics interfaces

CRT
DisplayPort
eDP
HDMI
Number of displays supported 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) 37.5mm x 37.5mm
Sockets supported FCBGA1023 PGA988
Thermal Design Power (TDP) 17 Watt 45 Watt

Peripherals

Max number of PCIe lanes 16 16
PCI Express revision 2.0 2
PCIe configurations 1x16, 2x8, 1x8 2x4 1x16, 2x8

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® SSE4.2
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)