Intel Core i3-3245 vs Intel Core i7-5820K

Comparative analysis of Intel Core i3-3245 and Intel Core i7-5820K 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), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps), 3DMark Fire Strike - Physics Score.

 

Differences

Reasons to consider the Intel Core i3-3245

  • 2.5x lower typical power consumption: 55 Watt vs 140 Watt
  • 3.4x better performance in Geekbench 4 - Single Core: 3130 vs 922
  • Around 9% better performance in Geekbench 4 - Multi-Core: 6009 vs 5516
Specifications (specs)
Thermal Design Power (TDP) 55 Watt vs 140 Watt
Benchmarks
Geekbench 4 - Single Core 3130 vs 922
Geekbench 4 - Multi-Core 6009 vs 5516

Reasons to consider the Intel Core i7-5820K

  • Processor is unlocked, an unlocked multiplier allows for easier overclocking
  • 4 more cores, run more applications at once: 6 vs 2
  • 8 more threads: 12 vs 4
  • Around 2% higher maximum core temperature: 66.8 °C vs 65.3°C
  • 2x more maximum memory size: 64 GB vs 32 GB
  • Around 11% better performance in PassMark - Single thread mark: 1994 vs 1791
  • 4.1x better performance in PassMark - CPU mark: 9843 vs 2379
  • 3.1x better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 7.078 vs 2.296
  • 2x better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 82.265 vs 41.214
  • 3x better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.842 vs 0.279
  • 3.2x better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 3.449 vs 1.092
  • 3x better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 8.679 vs 2.875
Specifications (specs)
Unlocked Unlocked vs Locked
Number of cores 6 vs 2
Number of threads 12 vs 4
Maximum core temperature 66.8 °C vs 65.3°C
Maximum memory size 64 GB vs 32 GB
Benchmarks
PassMark - Single thread mark 1994 vs 1791
PassMark - CPU mark 9843 vs 2379
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 7.078 vs 2.296
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 82.265 vs 41.214
CompuBench 1.5 Desktop - T-Rex (Frames/s) 0.842 vs 0.279
CompuBench 1.5 Desktop - Video Composition (Frames/s) 3.449 vs 1.092
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 8.679 vs 2.875

Compare benchmarks

CPU 1: Intel Core i3-3245
CPU 2: Intel Core i7-5820K

PassMark - Single thread mark
CPU 1
CPU 2
1791
1994
PassMark - CPU mark
CPU 1
CPU 2
2379
9843
Geekbench 4 - Single Core
CPU 1
CPU 2
3130
922
Geekbench 4 - Multi-Core
CPU 1
CPU 2
6009
5516
CompuBench 1.5 Desktop - Face Detection (mPixels/s)
CPU 1
CPU 2
2.296
7.078
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)
CPU 1
CPU 2
41.214
82.265
CompuBench 1.5 Desktop - T-Rex (Frames/s)
CPU 1
CPU 2
0.279
0.842
CompuBench 1.5 Desktop - Video Composition (Frames/s)
CPU 1
CPU 2
1.092
3.449
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)
CPU 1
CPU 2
2.875
8.679
Name Intel Core i3-3245 Intel Core i7-5820K
PassMark - Single thread mark 1791 1994
PassMark - CPU mark 2379 9843
Geekbench 4 - Single Core 3130 922
Geekbench 4 - Multi-Core 6009 5516
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 2.296 7.078
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 41.214 82.265
CompuBench 1.5 Desktop - T-Rex (Frames/s) 0.279 0.842
CompuBench 1.5 Desktop - Video Composition (Frames/s) 1.092 3.449
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 2.875 8.679
GFXBench 4.0 - T-Rex (Frames) 1460
GFXBench 4.0 - T-Rex (Fps) 1460
3DMark Fire Strike - Physics Score 3496

Compare specifications (specs)

Intel Core i3-3245 Intel Core i7-5820K

Essentials

Architecture codename Ivy Bridge Haswell E
Launch date Q2'13 September 2014
Place in performance rating 1927 1922
Processor Number i3-3245 i7-5820K
Series Legacy Intel® Core™ Processors Intel® Core™ X-series Processors
Status Discontinued Discontinued
Vertical segment Desktop Desktop
Launch price (MSRP) $410
Price now $299.99
Value for money (0-100) 12.75

Performance

64 bit support
Base frequency 3.40 GHz 3.30 GHz
Bus Speed 5 GT/s DMI 0 GT/s
Manufacturing process technology 22 nm 22 nm
Maximum core temperature 65.3°C 66.8 °C
Number of cores 2 6
Number of threads 4 12
Die size 356 mm
L1 cache 64 KB (per core)
L2 cache 256 KB (per core)
L3 cache 15360 KB (shared)
Maximum frequency 3.60 GHz
Transistor count 2600 million
Unlocked

Memory

Max memory channels 2 4
Maximum memory bandwidth 25.6 GB/s 68 GB/s
Maximum memory size 32 GB 64 GB
Supported memory types DDR3 1333/1600 DDR4 1600/1866/2133

Graphics

Device ID 0x152
Graphics base frequency 650 MHz
Graphics max dynamic frequency 1.05 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 None

Graphics interfaces

Number of displays supported 3

Compatibility

Low Halogen Options Available
Max number of CPUs in a configuration 1 1
Package Size 37.5mm x 37.5mm 52.5mm x 45.0mm
Sockets supported FCLGA1155 FCLGA2011-3
Thermal Design Power (TDP) 55 Watt 140 Watt
Thermal Solution 2011C

Peripherals

PCI Express revision 2.0 3.0
PCIe configurations up to 1x16, 2x8, 1x8 & 2x4
Max number of PCIe lanes 28
Scalability 1S Only

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
Idle States
Instruction set extensions Intel® SSE4.1, Intel® SSE4.2, Intel® AVX Intel® SSE4.2, Intel® AVX2
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® My WiFi technology
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Thermal Monitoring
Intel® Advanced Vector Extensions (AVX)
Intel® Demand Based Switching
Intel® Smart Response technology

Virtualization

Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)