Intel Core i7-3770K vs Intel Core i7-965

Comparative analysis of Intel Core i7-3770K and Intel Core i7-965 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, 3DMark Fire Strike - Physics Score, 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), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps).

Intel Core i7-3770K

Intel Core i7-965

Differences

Reasons to consider the Intel Core i7-3770K

CPU is newer: launch date 3 year(s) 5 month(s) later
Around 13% higher clock speed: 3.90 GHz vs 3.46 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 22 nm vs 45 nm
Around 33% higher maximum memory size: 32 GB vs 24 GB
Around 69% lower typical power consumption: 77 Watt vs 130 Watt
Around 40% better performance in PassMark - Single thread mark: 2072 vs 1475
Around 89% better performance in PassMark - CPU mark: 6463 vs 3424
Around 50% better performance in Geekbench 4 - Single Core: 867 vs 578
Around 52% better performance in Geekbench 4 - Multi-Core: 3395 vs 2233

Specifications (specs)
Launch date	8 April 2012 vs November 2008
Maximum frequency	3.90 GHz vs 3.46 GHz
Manufacturing process technology	22 nm vs 45 nm
Maximum memory size	32 GB vs 24 GB
Thermal Design Power (TDP)	77 Watt vs 130 Watt
Benchmarks
PassMark - Single thread mark	2072 vs 1475
PassMark - CPU mark	6463 vs 3424
Geekbench 4 - Single Core	867 vs 578
Geekbench 4 - Multi-Core	3395 vs 2233

Reasons to consider the Intel Core i7-965

Around 1% higher maximum core temperature: 67.9°C vs 67.4°C

Maximum core temperature	67.9°C vs 67.4°C

Compare benchmarks

CPU 1: Intel Core i7-3770K
CPU 2: Intel Core i7-965

PassMark - Single thread mark

CPU 1

CPU 2

2072

1475

PassMark - CPU mark

CPU 1

CPU 2

6463

3424

Geekbench 4 - Single Core

CPU 1

CPU 2

867

578

Geekbench 4 - Multi-Core

CPU 1

CPU 2

3395

2233

Name	Intel Core i7-3770K	Intel Core i7-965
PassMark - Single thread mark	2072	1475
PassMark - CPU mark	6463	3424
Geekbench 4 - Single Core	867	578
Geekbench 4 - Multi-Core	3395	2233
3DMark Fire Strike - Physics Score	2122
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	4.87
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	83.411
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.606
CompuBench 1.5 Desktop - Video Composition (Frames/s)	2.325
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	6.205
GFXBench 4.0 - T-Rex (Frames)	2356
GFXBench 4.0 - T-Rex (Fps)	2356

Compare specifications (specs)

	Intel Core i7-3770K	Intel Core i7-965
Essentials
Architecture codename	Ivy Bridge	Bloomfield
Launch date	8 April 2012	November 2008
Launch price (MSRP)	$294	$1,509
Place in performance rating	2080	2097
Price now	$247.99	$139.99
Processor Number	i7-3770K	i7-965
Series	Legacy Intel® Core™ Processors	Legacy Intel® Core™ Processors
Status	Discontinued	Discontinued
Value for money (0-100)	11.31	12.32
Vertical segment	Desktop	Desktop
Performance
64 bit support
Base frequency	3.50 GHz	3.20 GHz
Bus Speed	5 GT/s DMI	6.4 GT/s QPI
Die size	160 mm	263 mm2
L1 cache	64 KB (per core)	64 KB (per core)
L2 cache	1024 KB	256 KB (per core)
L3 cache	8192 KB	8192 KB (shared)
Manufacturing process technology	22 nm	45 nm
Maximum case temperature (TCase)	67 °C
Maximum core temperature	67.4°C	67.9°C
Maximum frequency	3.90 GHz	3.46 GHz
Number of cores	4	4
Number of threads	8	8
Transistor count	1400 million	731 million
Unlocked
Number of QPI Links		1
VID voltage range		0.800V-1.375V
Memory
Max memory channels	2	3
Maximum memory bandwidth	25.6 GB/s	25.6 GB/s
Maximum memory size	32 GB	24 GB
Supported memory types	DDR3 1333/1600	DDR3 800/1066
Graphics
Device ID	0x162
Graphics base frequency	650 MHz
Graphics max dynamic frequency	1.15 GHz
Graphics max frequency	1.15 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 4000
Graphics interfaces
Number of displays supported	3
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	42.5mm x 45.0mm
Sockets supported	FCLGA1155	FCLGA1366
Thermal Design Power (TDP)	77 Watt	130 Watt
Thermal Solution	2011D
Peripherals
PCI Express revision	3.0
PCIe configurations	up to 1x16, 2x8, 1x8 & 2x4
Security & Reliability
Anti-Theft technology
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® Secure Key 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® SSE4.2
Intel 64
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Thermal Monitoring
Intel® Demand Based Switching
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)