Intel Core i7-2820QM vs Intel Core i7-920XM

Comparative analysis of Intel Core i7-2820QM and Intel Core i7-920XM 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).

Intel Core i7-2820QM

Intel Core i7-920XM

Differences

Reasons to consider the Intel Core i7-2820QM

CPU is newer: launch date 1 year(s) 3 month(s) later
Around 6% higher clock speed: 3.40 GHz vs 3.20 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 45 nm
4x more maximum memory size: 32 GB vs 8 GB
Around 22% lower typical power consumption: 45 Watt vs 55 Watt
Around 46% better performance in PassMark - Single thread mark: 1493 vs 1022
2.3x better performance in PassMark - CPU mark: 4407 vs 1950
Around 35% better performance in Geekbench 4 - Single Core: 617 vs 458
Around 62% better performance in Geekbench 4 - Multi-Core: 2236 vs 1383

Specifications (specs)
Launch date	3 January 2011 vs 23 September 2009
Maximum frequency	3.40 GHz vs 3.20 GHz
Manufacturing process technology	32 nm vs 45 nm
Maximum memory size	32 GB vs 8 GB
Thermal Design Power (TDP)	45 Watt vs 55 Watt
Benchmarks
PassMark - Single thread mark	1493 vs 1022
PassMark - CPU mark	4407 vs 1950
Geekbench 4 - Single Core	617 vs 458
Geekbench 4 - Multi-Core	2236 vs 1383

Reasons to consider the Intel Core i7-920XM

L3 cache	8196 KB vs 8192 KB

Compare benchmarks

CPU 1: Intel Core i7-2820QM
CPU 2: Intel Core i7-920XM

PassMark - Single thread mark

CPU 1

CPU 2

1493

1022

PassMark - CPU mark

CPU 1

CPU 2

4407

1950

Geekbench 4 - Single Core

CPU 1

CPU 2

617

458

Geekbench 4 - Multi-Core

CPU 1

CPU 2

2236

1383

Name	Intel Core i7-2820QM	Intel Core i7-920XM
PassMark - Single thread mark	1493	1022
PassMark - CPU mark	4407	1950
Geekbench 4 - Single Core	617	458
Geekbench 4 - Multi-Core	2236	1383
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	4.053
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	65.357
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.459
CompuBench 1.5 Desktop - Video Composition (Frames/s)	1.591
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	3.98

Compare specifications (specs)

	Intel Core i7-2820QM	Intel Core i7-920XM
Essentials
Architecture codename	Sandy Bridge	Clarksfield
Launch date	3 January 2011	23 September 2009
Launch price (MSRP)	$568	$1,054
Place in performance rating	2520	2537
Price now	$251.04	$399.95
Processor Number	i7-2820QM	i7-920XM
Series	Legacy Intel® Core™ Processors	Legacy Intel® Core™ Processors
Status	Launched	Discontinued
Value for money (0-100)	7.79	2.78
Vertical segment	Mobile	Mobile
Performance
64 bit support
Base frequency	2.30 GHz	2.00 GHz
Bus Speed	5 GT/s DMI	2.5 GT/s DMI
Die size	216 mm	296 mm2
L1 cache	256 KB	256 KB
L2 cache	1024 KB	1024 KB
L3 cache	8192 KB	8196 KB
Manufacturing process technology	32 nm	45 nm
Maximum core temperature	100 C	100°C
Maximum frequency	3.40 GHz	3.20 GHz
Number of cores	4	4
Number of threads	8	8
Transistor count	995 Million	774 million
Front-side bus (FSB)		2500 MHz
Memory
Max memory channels	2	2
Maximum memory bandwidth	25.6 GB/s	21 GB/s
Maximum memory size	32 GB	8 GB
Supported memory types	DDR3 1066/1333/1600	DDR3 1066/1333
Graphics
Device ID	0x116
Graphics base frequency	650 MHz
Graphics max dynamic frequency	1.30 GHz
Graphics max frequency	1.3 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	37.5 x 37.5mm (rPGA988B); 31.0 x 24.0mm (BGA1224)	37.5mm x 37.5mm
Sockets supported	FCPGA988, FCBGA1224	PGA988
Thermal Design Power (TDP)	45 Watt	55 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® Advanced Vector Extensions (AVX)
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
AMD Virtualization (AMD-V™)
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)