Intel Core i7-3770 vs Intel Core i5-2500K

Comparative analysis of Intel Core i7-3770 and Intel Core i5-2500K 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 i7-3770

Intel Core i5-2500K

Differences

Reasons to consider the Intel Core i7-3770

CPU is newer: launch date 1 year(s) 2 month(s) later
4 more threads: 8 vs 4
Around 5% higher clock speed: 3.90 GHz vs 3.70 GHz
Around 45% higher maximum core temperature: 105°C vs 72.6°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 22 nm vs 32 nm
Around 33% more L3 cache; more data can be stored in the L3 cache for quick access later
Around 23% lower typical power consumption: 77 Watt vs 95 Watt
Around 22% better performance in PassMark - Single thread mark: 2074 vs 1698
Around 55% better performance in PassMark - CPU mark: 6416 vs 4129
Around 16% better performance in Geekbench 4 - Multi-Core: 3074 vs 2657
Around 26% better performance in 3DMark Fire Strike - Physics Score: 1977 vs 1575
Around 41% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 4.673 vs 3.325
Around 4% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 81.095 vs 78.071
Around 53% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.589 vs 0.384
Around 28% better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 2.318 vs 1.818
Around 31% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 6.05 vs 4.627

Specifications (specs)
Launch date	April 2012 vs January 2011
Number of threads	8 vs 4
Maximum frequency	3.90 GHz vs 3.70 GHz
Maximum core temperature	105°C vs 72.6°C
Manufacturing process technology	22 nm vs 32 nm
L3 cache	8192 KB (shared) vs 6144 KB (shared)
Thermal Design Power (TDP)	77 Watt vs 95 Watt
Benchmarks
PassMark - Single thread mark	2074 vs 1698
PassMark - CPU mark	6416 vs 4129
Geekbench 4 - Multi-Core	3074 vs 2657
3DMark Fire Strike - Physics Score	1977 vs 1575
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	4.673 vs 3.325
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	81.095 vs 78.071
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.589 vs 0.384
CompuBench 1.5 Desktop - Video Composition (Frames/s)	2.318 vs 1.818
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	6.05 vs 4.627

Reasons to consider the Intel Core i5-2500K

Processor is unlocked, an unlocked multiplier allows for easier overclocking
Around 1% better performance in Geekbench 4 - Single Core: 806 vs 798

Specifications (specs)
Unlocked	Unlocked vs Locked
Benchmarks
Geekbench 4 - Single Core	806 vs 798

Compare benchmarks

CPU 1: Intel Core i7-3770
CPU 2: Intel Core i5-2500K

PassMark - Single thread mark

CPU 1

CPU 2

2074

1698

PassMark - CPU mark

CPU 1

CPU 2

6416

4129

Geekbench 4 - Single Core

CPU 1

CPU 2

798

806

Geekbench 4 - Multi-Core

CPU 1

CPU 2

3074

2657

3DMark Fire Strike - Physics Score

CPU 1

CPU 2

1977

1575

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

CPU 1

CPU 2

4.673

3.325

CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)

CPU 1

CPU 2

81.095

78.071

CompuBench 1.5 Desktop - T-Rex (Frames/s)

CPU 1

CPU 2

0.589

0.384

CompuBench 1.5 Desktop - Video Composition (Frames/s)

CPU 1

CPU 2

2.318

1.818

CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)

CPU 1

CPU 2

6.05

4.627

Name	Intel Core i7-3770	Intel Core i5-2500K
PassMark - Single thread mark	2074	1698
PassMark - CPU mark	6416	4129
Geekbench 4 - Single Core	798	806
Geekbench 4 - Multi-Core	3074	2657
3DMark Fire Strike - Physics Score	1977	1575
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	4.673	3.325
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	81.095	78.071
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.589	0.384
CompuBench 1.5 Desktop - Video Composition (Frames/s)	2.318	1.818
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	6.05	4.627
GFXBench 4.0 - T-Rex (Frames)	2876
GFXBench 4.0 - T-Rex (Fps)	2876

Compare specifications (specs)

	Intel Core i7-3770	Intel Core i5-2500K
Essentials
Architecture codename	Ivy Bridge	Sandy Bridge
Launch date	April 2012	January 2011
Launch price (MSRP)	$324	$289
Place in performance rating	2019	2447
Price now	$159.99	$123.99
Processor Number	i7-3770	i5-2500K
Series	Legacy Intel® Core™ Processors	Legacy Intel® Core™ Processors
Status	Discontinued	Discontinued
Value for money (0-100)	17.10	15.38
Vertical segment	Desktop	Desktop
Performance
64 bit support
Base frequency	3.40 GHz	3.30 GHz
Bus Speed	5 GT/s DMI	5 GT/s DMI
Die size	160 mm	216 mm
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)	6144 KB (shared)
Manufacturing process technology	22 nm	32 nm
Maximum case temperature (TCase)	67 °C
Maximum core temperature	105°C	72.6°C
Maximum frequency	3.90 GHz	3.70 GHz
Number of cores	4	4
Number of threads	8	4
Transistor count	1400 million	1160 million
Unlocked
Memory
Max memory channels	2	2
Maximum memory bandwidth	25.6 GB/s	21 GB/s
Maximum memory size	32 GB	32 GB
Supported memory types	DDR3 1333/1600	DDR3 1066/1333
Graphics
Device ID	0x162	0x112
Graphics base frequency	650 MHz	850 MHz
Graphics max dynamic frequency	1.15 GHz	1.10 GHz
Graphics max frequency	1.15 GHz	1.1 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	Intel® HD Graphics 3000
Graphics interfaces
Number of displays supported	3	2
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	FCLGA1155	LGA1155
Thermal Design Power (TDP)	77 Watt	95 Watt
Thermal Solution	2011D
Peripherals
PCI Express revision	3.0	2.0
PCIe configurations	up to 1x16, 2x8, 1x8 & 2x4
Max number of PCIe lanes		16
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® SSE4.1, Intel® SSE4.2, Intel® AVX
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® Fast Memory Access
Intel® Flex Memory Access
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)