Intel Celeron 2950M vs Intel Core i7-3940XM

Comparative analysis of Intel Celeron 2950M and Intel Core i7-3940XM 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 Celeron 2950M

Intel Core i7-3940XM

Differences

Reasons to consider the Intel Celeron 2950M

CPU is newer: launch date 1 year(s) 0 month(s) later
Around 49% lower typical power consumption: 37 Watt vs 55 Watt

Launch date	1 October 2013 vs 30 September 2012
Thermal Design Power (TDP)	37 Watt vs 55 Watt

Reasons to consider the Intel Core i7-3940XM

Processor is unlocked, an unlocked multiplier allows for easier overclocking
2 more cores, run more applications at once: 4 vs 2
6 more threads: 8 vs 2
Around 95% higher clock speed: 3.90 GHz vs 2 GHz
Around 5% higher maximum core temperature: 105 °C vs 100°C
2x more L1 cache, more data can be stored in the L1 cache for quick access later
2x more L2 cache, more data can be stored in the L2 cache for quick access later
4x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 67% better performance in PassMark - Single thread mark: 1911 vs 1143
4.7x better performance in PassMark - CPU mark: 5840 vs 1234

Specifications (specs)
Unlocked	Unlocked vs Locked
Number of cores	4 vs 2
Number of threads	8 vs 2
Maximum frequency	3.90 GHz vs 2 GHz
Maximum core temperature	105 °C vs 100°C
L1 cache	256 KB vs 128 KB
L2 cache	1024 KB vs 512 KB
L3 cache	8192 KB vs 2 MB
Benchmarks
PassMark - Single thread mark	1911 vs 1143
PassMark - CPU mark	5840 vs 1234

Compare benchmarks

CPU 1: Intel Celeron 2950M
CPU 2: Intel Core i7-3940XM

PassMark - Single thread mark

CPU 1

CPU 2

1143

1911

PassMark - CPU mark

CPU 1

CPU 2

1234

5840

Name	Intel Celeron 2950M	Intel Core i7-3940XM
PassMark - Single thread mark	1143	1911
PassMark - CPU mark	1234	5840
Geekbench 4 - Single Core		741
Geekbench 4 - Multi-Core		2890
3DMark Fire Strike - Physics Score		0
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		14.555
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		16.624
CompuBench 1.5 Desktop - T-Rex (Frames/s)		0.613
CompuBench 1.5 Desktop - Video Composition (Frames/s)		2.454
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		5.598
GFXBench 4.0 - T-Rex (Frames)		2709
GFXBench 4.0 - T-Rex (Fps)		2709

Compare specifications (specs)

	Intel Celeron 2950M	Intel Core i7-3940XM
Essentials
Architecture codename	Haswell	Ivy Bridge
Launch date	1 October 2013	30 September 2012
Launch price (MSRP)	$75	$1,096
Place in performance rating	2130	2137
Processor Number	2950M	i7-3940XM
Series	Intel® Celeron® Processor 2000 Series	Intel® Core™ X-series Processors
Status	Launched	Launched
Vertical segment	Mobile	Mobile
Price now		$539
Value for money (0-100)		5.08
Performance
64 bit support
Base frequency	2.00 GHz	3.00 GHz
Bus Speed	5 GT/s DMI2	5 GT/s DMI
Die size	130 mm	160 mm
L1 cache	128 KB	256 KB
L2 cache	512 KB	1024 KB
L3 cache	2 MB	8192 KB
Manufacturing process technology	22 nm	22 nm
Maximum case temperature (TCase)	105 °C
Maximum core temperature	100°C	105 °C
Maximum frequency	2 GHz	3.90 GHz
Number of cores	2	4
Number of threads	2	8
Transistor count	960 Million	1400 Million
Unlocked
Memory
Max memory channels	2	2
Maximum memory bandwidth	25.6 GB/s	25.6 GB/s
Maximum memory size	32 GB	32 GB
Supported memory types	DDR3L 1333/1600	DDR3/L/-RS 1333/1600
Graphics
Graphics base frequency	400 MHz	650 MHz
Graphics max dynamic frequency	1.10 GHz	1.35 GHz
Graphics max frequency	1.1 GHz	1.35 GHz
Intel® Quick Sync Video
Processor graphics	Intel HD Graphics	Intel® HD Graphics 4000
Intel® Clear Video HD technology
Intel® Flexible Display Interface (Intel® FDI)
Intel® InTru™ 3D technology
Graphics interfaces
DisplayPort
eDP
HDMI
Number of displays supported	3	3
VGA
Wireless Display (WiDi) support
CRT
SDVO
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	37.5mm x 37.5mm x 4.7mm	37.5 x 37.5mm (rPGA988B)
Sockets supported	FCPGA946	FCPGA988
Thermal Design Power (TDP)	37 Watt	55 Watt
Peripherals
Max number of PCIe lanes	16	16
PCI Express revision	2.0	3.0
PCIe configurations	1x16 or 2x8 or 1x8 2x4	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
Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2	Intel® AVX
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Thermal Monitoring
4G WiMAX Wireless
Flexible Display interface (FDI)
Idle States
Intel® Advanced Vector Extensions (AVX)
Intel® Demand Based Switching
Intel® Fast Memory Access
Intel® Flex Memory Access
Intel® My WiFi technology
Virtualization
AMD Virtualization (AMD-V™)
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)