Intel Core i5-2450P vs Intel Core 2 Extreme QX9770

Comparative analysis of Intel Core i5-2450P and Intel Core 2 Extreme QX9770 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 Core i5-2450P

Intel Core 2 Extreme QX9770

Differences

Reasons to consider the Intel Core i5-2450P

CPU is newer: launch date 3 year(s) 10 month(s) later
Around 9% higher clock speed: 3.50 GHz vs 3.2 GHz
Around 31% higher maximum core temperature: 72.6°C vs 55.5°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 45 nm
Around 43% lower typical power consumption: 95 Watt vs 136 Watt
Around 40% better performance in Geekbench 4 - Single Core: 3268 vs 2338
Around 37% better performance in Geekbench 4 - Multi-Core: 9180 vs 6682

Specifications (specs)
Launch date	January 2012 vs March 2008
Maximum frequency	3.50 GHz vs 3.2 GHz
Maximum core temperature	72.6°C vs 55.5°C
Manufacturing process technology	32 nm vs 45 nm
Thermal Design Power (TDP)	95 Watt vs 136 Watt
Benchmarks
Geekbench 4 - Single Core	3268 vs 2338
Geekbench 4 - Multi-Core	9180 vs 6682

Reasons to consider the Intel Core 2 Extreme QX9770

Processor is unlocked, an unlocked multiplier allows for easier overclocking
12x more L2 cache, more data can be stored in the L2 cache for quick access later

Unlocked	Unlocked vs Locked
L2 cache	12288 KB vs 256 KB (per core)

Compare benchmarks

CPU 1: Intel Core i5-2450P
CPU 2: Intel Core 2 Extreme QX9770

Geekbench 4 - Single Core

CPU 1

CPU 2

3268

2338

Geekbench 4 - Multi-Core

CPU 1

CPU 2

9180

6682

Name	Intel Core i5-2450P	Intel Core 2 Extreme QX9770
PassMark - Single thread mark	1679
PassMark - CPU mark	4203
Geekbench 4 - Single Core	3268	2338
Geekbench 4 - Multi-Core	9180	6682

Compare specifications (specs)

	Intel Core i5-2450P	Intel Core 2 Extreme QX9770
Essentials
Architecture codename	Sandy Bridge	Yorkfield
Launch date	January 2012	March 2008
Launch price (MSRP)	$215
Place in performance rating	841	833
Price now	$89.99
Processor Number	i5-2450P	QX9770
Series	Legacy Intel® Core™ Processors	Legacy Intel® Core™ Processors
Status	Discontinued	Discontinued
Value for money (0-100)	20.11
Vertical segment	Desktop	Desktop
Performance
64 bit support
Base frequency	3.20 GHz	3.20 GHz
Bus Speed	5 GT/s DMI	1600 MHz FSB
Die size	216 mm	214 mm2
L1 cache	64 KB (per core)	256 KB
L2 cache	256 KB (per core)	12288 KB
L3 cache	6144 KB (shared)
Manufacturing process technology	32 nm	45 nm
Maximum core temperature	72.6°C	55.5°C
Maximum frequency	3.50 GHz	3.2 GHz
Number of cores	4	4
Number of threads	4
Transistor count	1160 million	820 million
Maximum case temperature (TCase)		55 °C
Unlocked
VID voltage range		0.8500V-1.3625V
Memory
Max memory channels	2
Maximum memory bandwidth	21 GB/s
Maximum memory size	32 GB
Supported memory types	DDR3 1066/1333	DDR1, DDR2, DDR3
Graphics
Intel® Clear Video HD technology
Intel® Flexible Display Interface (Intel® FDI)
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Graphics interfaces
Wireless Display (WiDi) support
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	37.5mm x 37.5mm	37.5mm x 37.5mm
Sockets supported	LGA1155	LGA775
Thermal Design Power (TDP)	95 Watt	136 Watt
Peripherals
Max number of PCIe lanes	16
PCI Express revision	2.0
Security & Reliability
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Flexible Display interface (FDI)
Idle States
Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX
Intel 64
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Intel® Fast Memory Access
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Thermal Monitoring
FSB parity
Intel® Demand Based Switching
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)