Intel Celeron J3355 vs Intel Core i7-940

Comparative analysis of Intel Celeron J3355 and Intel Core i7-940 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Graphics API support, 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).

Intel Celeron J3355

Intel Core i7-940

Differences

Reasons to consider the Intel Celeron J3355

Around 55% higher maximum core temperature: 105°C vs 67.9°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 45 nm
13x lower typical power consumption: 10 Watt vs 130 Watt

Maximum core temperature	105°C vs 67.9°C
Manufacturing process technology	14 nm vs 45 nm
Thermal Design Power (TDP)	10 Watt vs 130 Watt

Reasons to consider the Intel Core i7-940

2 more cores, run more applications at once: 4 vs 2
6 more threads: 8 vs 2
Around 28% higher clock speed: 3.20 GHz vs 2.50 GHz
3x more maximum memory size: 24 GB vs 8 GB
Around 59% better performance in PassMark - Single thread mark: 1310 vs 826
2.5x better performance in PassMark - CPU mark: 2947 vs 1197
Around 70% better performance in Geekbench 4 - Single Core: 512 vs 302
3.4x better performance in Geekbench 4 - Multi-Core: 1971 vs 572

Specifications (specs)
Number of cores	4 vs 2
Number of threads	8 vs 2
Maximum frequency	3.20 GHz vs 2.50 GHz
Maximum memory size	24 GB vs 8 GB
Benchmarks
PassMark - Single thread mark	1310 vs 826
PassMark - CPU mark	2947 vs 1197
Geekbench 4 - Single Core	512 vs 302
Geekbench 4 - Multi-Core	1971 vs 572

Compare benchmarks

CPU 1: Intel Celeron J3355
CPU 2: Intel Core i7-940

PassMark - Single thread mark

CPU 1

CPU 2

826

1310

PassMark - CPU mark

CPU 1

CPU 2

1197

2947

Geekbench 4 - Single Core

CPU 1

CPU 2

302

512

Geekbench 4 - Multi-Core

CPU 1

CPU 2

572

1971

Name	Intel Celeron J3355	Intel Core i7-940
PassMark - Single thread mark	826	1310
PassMark - CPU mark	1197	2947
Geekbench 4 - Single Core	302	512
Geekbench 4 - Multi-Core	572	1971
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		0.508
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		32.258
CompuBench 1.5 Desktop - T-Rex (Frames/s)		0.191
CompuBench 1.5 Desktop - Video Composition (Frames/s)		0.84
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		2.347

Compare specifications (specs)

	Intel Celeron J3355	Intel Core i7-940
Essentials
Architecture codename	Apollo Lake	Bloomfield
Launch date	Q3'16	November 2008
Place in performance rating	2839	2852
Processor Number	J3355	i7-940
Series	Intel® Celeron® Processor J Series	Legacy Intel® Core™ Processors
Status	Launched	Discontinued
Vertical segment	Desktop	Desktop
Launch price (MSRP)		$299
Price now		$70.70
Value for money (0-100)		22.33
Performance
64 bit support
Base frequency	2.00 GHz	2.93 GHz
Manufacturing process technology	14 nm	45 nm
Maximum core temperature	105°C	67.9°C
Maximum frequency	2.50 GHz	3.20 GHz
Number of cores	2	4
Number of threads	2	8
Bus Speed		4.8 GT/s QPI
Die size		263 mm2
Front-side bus (FSB)		1333 MHz
L1 cache		64 KB (per core)
L2 cache		256 KB (per core)
L3 cache		8192 KB (shared)
Number of QPI Links		1
Transistor count		731 million
VID voltage range		0.800V-1.375V
Memory
Max memory channels	2	3
Maximum memory size	8 GB	24 GB
Supported memory types	DDR3L/LPDDR3 up to 1866 MT/s; LPDDR4 up to 2400 MT/s	DDR3 800/1066
Maximum memory bandwidth		25.6 GB/s
Graphics
Execution Units	12
Graphics base frequency	250 MHz
Graphics max frequency	700 MHz
Intel® Clear Video HD technology
Intel® Clear Video technology
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Max video memory	8 GB
Processor graphics	Intel® HD Graphics 500
Graphics interfaces
DisplayPort
eDP
HDMI
MIPI-DSI
Number of displays supported	3
Graphics API support
DirectX	Yes
OpenGL	Yes
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	24mm x 31mm	42.5mm x 45.0mm
Sockets supported	FCBGA1296	FCLGA1366
Thermal Design Power (TDP)	10 Watt	130 Watt
Peripherals
Integrated LAN
Max number of PCIe lanes	6
Max number of SATA 6 Gb/s Ports	2
Number of USB ports	8
PCI Express revision	2.0
PCIe configurations	1x4 + 1x2 or 4x1 or 2x1+1x2 + 1x2
Total number of SATA ports	2
UART
USB revision	2.0/3.0
Security & Reliability
Anti-Theft technology
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® OS Guard
Intel® Secure Key technology
Intel® Trusted Execution technology (TXT)
Secure Boot
Advanced Technologies
Enhanced Intel SpeedStep® technology
General-Purpose Input/Output (GPIO)
HD Audio
Idle States
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
Intel® Rapid Storage technology (RST)
Intel® Smart Response technology
Intel® Stable Image Platform Program (SIPP)
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Smart Connect
Thermal Monitoring
Instruction set extensions		Intel® SSE4.2
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® Virtualization Technology for Itanium (VT-i)
Intel® VT-x with Extended Page Tables (EPT)