Intel Core i7-4770K vs Intel Celeron B815

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Intel Core i7-4770K
Intel Core i7-4770K Image
Intel Celeron B815
Intel Celeron B815 Image
Intel Core i7-4770K
Intel Celeron B815
Key Differences Key Differences Intel Core i7-4770K Intel Celeron B815
Cores 4 2
CPU Threads 8 2
Base Clock Speed 3.5GHz 1.6GHz
Turbo Clock Speed 3.9GHz Not Known
TDP (THERMAL DESIGN POINT) 84W 35W
Has integrated graphics Yes Yes
Performance per watt 44.1 76.0
Performance Performance Intel Core i7-4770K Intel Celeron B815
CPU Speed & Cores 4 x 3.5GHz 2 x 1.6GHz
Number of CPU Threads 8 2
L2 Cache Size 1MB 0.5MB
L3 Cache Size 8MB 2MB
Turbo Boost Frequency 3.9GHz Not Known
L1 Cache Size 256KB 128KB
L2 Core 0.25MB/core 0.25MB/core
Does it have an unlocked multiplier Yes No
L3 Core 2MB/core 1MB/core
Clock Multiplier 35 16
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
Features Features Intel Core i7-4770K Intel Celeron B815
Has AES Support Yes No
Supports CPU Throttling Yes Yes
Supported SSE Version 4.2 4.2
Has AVX Support Yes Yes
Has MMX Tech Support Yes Yes
Has F16C Support Yes No
Has Multithreading Tech Support Yes No
Has NX Processor Bit Support Yes Yes
Has FMA3 Instructions Support Yes No
Supports ARM TrustZone Tech No No
Has FMA4 Instructions Support No No
Miscellaneous Miscellaneous Intel Core i7-4770K Intel Celeron B815
Geekbench Score 14371 2657
Cinebench 10 Score 28623 4029
Cinebench 11.5 Score 8.07 No Data Found
7zip Benchmark 23101MIPS No Data Found
SysMark 2012 Score 252 No Data Found
DivX encoding Score 26.6s No Data Found
CPU Data Work Score 318 No Data Found
Cinebench 11.5 Score (Single Thread) 1.78 No Data Found
Cinebench 10 Score (Single Thread) 7491 2093
Web Dev Score 261 No Data Found
Media Creation Score 233 No Data Found
3D Modelling Score 299 No Data Found
System Management Score 209 No Data Found
Office Productivity Score 212 No Data Found
X264 HD Score (Pass 1) 174.8FPS No Data Found
X264 HD Score (Pass 2) 45.8FPS No Data Found
DMIPS/core Benchmark 17.76 6.83
Height 37.5mm 37.5mm
Width Size 37.5mm 37.5mm
General info General info Intel Core i7-4770K Intel Celeron B815
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 22nm 32nm
GPU Base Clock Speed 350MHz 650MHz
TDP (Thermal Design Point) 84W 35W
PCI Express Version 3 2
DirectX Version Info 11.1 10.1
Transistor Count 1400 million 995 million
OpenGL Driver Version 4 3
GPU Boost Clock Speed 1250MHz 1050MHz
OpenGL Driver Version 1.2 1.1
Total GPU Execution Units 20 6
No. of Supported Displays 3 2
3DMark06 Score 7988 1645
Width Size 37.5mm 37.5mm
Height 37.5mm 37.5mm
Does it have Integrated Graphics Yes Yes
CPU Temperature Not Known 100°C
Supports Power Optimized L2 Cache No No
Memory Memory Intel Core i7-4770K Intel Celeron B815
RAM Memory Speed 1600MHz 1333MHz
Max Memory Bandwidth 25.6GB/s 21.3GB/s
Max Memory Channels 2 2
Supported Memory Size 32GB 16GB
Bus Bandwidth 5GT/s 5GT/s
DDR Type Memory Version 3 Not Known
ECC (Error-Correcting Code) Memory Support No No
Benchmarks Benchmarks Intel Core i7-4770K Intel Celeron B815
PassMark Score 7042 1359
PassMark Score (Single Thread) 2148 782
Geekbench 5 Score (Multi-Thread) 3705 Not Known
Cinebench R20 Score (Multi-Thread) 1769 Not Known
Cinebench R20 Score (Single Thread) 361 Not Known
Geekbench 5 Score (Single Thread) 985 Not Known
Blender Score (bmw27) 440.7seconds Not Known
Blender Score (Classroom) 1376.9seconds Not Known
PassMark Score (Overclocked) 8280 Not Known
CPU Performance (Per Watt) 44.1 76.0

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