Intel Core i7-880 vs Intel Core i7-965

Comparative analysis of Intel Core i7-880 and Intel Core i7-965 processors for all known characteristics in the following categories: Essentials, Performance, Memory, 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 i7-880

Intel Core i7-965

Differences

Reasons to consider the Intel Core i7-880

CPU is newer: launch date 1 year(s) 5 month(s) later
Around 8% higher clock speed: 3.73 GHz vs 3.46 GHz
Around 7% higher maximum core temperature: 72.7°C vs 67.9°C
Around 37% lower typical power consumption: 95 Watt vs 130 Watt
Around 2% better performance in Geekbench 4 - Single Core: 589 vs 578

Specifications (specs)
Launch date	May 2010 vs November 2008
Maximum frequency	3.73 GHz vs 3.46 GHz
Maximum core temperature	72.7°C vs 67.9°C
Thermal Design Power (TDP)	95 Watt vs 130 Watt
Benchmarks
Geekbench 4 - Single Core	589 vs 578

Reasons to consider the Intel Core i7-965

Processor is unlocked, an unlocked multiplier allows for easier overclocking
Around 50% higher maximum memory size: 24 GB vs 16 GB
Around 2% better performance in PassMark - Single thread mark: 1475 vs 1450
Around 2% better performance in PassMark - CPU mark: 3424 vs 3368
Around 1% better performance in Geekbench 4 - Multi-Core: 2233 vs 2203

Specifications (specs)
Unlocked	Unlocked vs Locked
Maximum memory size	24 GB vs 16 GB
Benchmarks
PassMark - Single thread mark	1475 vs 1450
PassMark - CPU mark	3424 vs 3368
Geekbench 4 - Multi-Core	2233 vs 2203

Compare benchmarks

CPU 1: Intel Core i7-880
CPU 2: Intel Core i7-965

PassMark - Single thread mark

CPU 1

CPU 2

1450

1475

PassMark - CPU mark

CPU 1

CPU 2

3368

3424

Geekbench 4 - Single Core

CPU 1

CPU 2

589

578

Geekbench 4 - Multi-Core

CPU 1

CPU 2

2203

2233

Name	Intel Core i7-880	Intel Core i7-965
PassMark - Single thread mark	1450	1475
PassMark - CPU mark	3368	3424
Geekbench 4 - Single Core	589	578
Geekbench 4 - Multi-Core	2203	2233

Compare specifications (specs)

	Intel Core i7-880	Intel Core i7-965
Essentials
Architecture codename	Lynnfield	Bloomfield
Launch date	May 2010	November 2008
Launch price (MSRP)	$583	$1,509
Place in performance rating	2112	2103
Price now	$583	$139.99
Processor Number	i7-880	i7-965
Series	Legacy Intel® Core™ Processors	Legacy Intel® Core™ Processors
Status	Discontinued	Discontinued
Value for money (0-100)	2.83	12.32
Vertical segment	Desktop	Desktop
Performance
64 bit support
Base frequency	3.06 GHz	3.20 GHz
Bus Speed	2.5 GT/s DMI	6.4 GT/s QPI
Die size	296 mm2	263 mm2
L1 cache	64 KB (per core)	64 KB (per core)
L2 cache	256 KB (per core)	256 KB (per core)
L3 cache	8192 KB (shared)	8192 KB (shared)
Manufacturing process technology	45 nm	45 nm
Maximum core temperature	72.7°C	67.9°C
Maximum frequency	3.73 GHz	3.46 GHz
Number of cores	4	4
Number of threads	8	8
Transistor count	774 million	731 million
VID voltage range	0.6500V-1.4000V	0.800V-1.375V
Number of QPI Links		1
Unlocked
Memory
Max memory channels	2	3
Maximum memory bandwidth	21 GB/s	25.6 GB/s
Maximum memory size	16 GB	24 GB
Supported memory types	DDR3 1066/1333	DDR3 800/1066
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	37.5mm x 37.5mm	42.5mm x 45.0mm
Sockets supported	LGA1156	FCLGA1366
Thermal Design Power (TDP)	95 Watt	130 Watt
Peripherals
Max number of PCIe lanes	16
PCI Express revision	2.0
PCIe configurations	1x16, 2x8
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions	Intel® SSE4.2	Intel® SSE4.2
Intel 64
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Physical Address Extensions (PAE)	36-bit	36-bit
Thermal Monitoring
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)