Intel Xeon E3-1284L v3 vs Intel Core i7-3840QM

Comparative analysis of Intel Xeon E3-1284L v3 and Intel Core i7-3840QM 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: 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), PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

Intel Xeon E3-1284L v3

Intel Core i7-3840QM

Differences

Reasons to consider the Intel Xeon E3-1284L v3

CPU is newer: launch date 1 year(s) 4 month(s) later

Launch date	1 March 2014 vs 30 September 2012

Reasons to consider the Intel Core i7-3840QM

Around 19% higher clock speed: 3.80 GHz vs 3.20 GHz
Around 5% higher maximum core temperature: 105 °C vs 100 °C
Around 33% more L3 cache; more data can be stored in the L3 cache for quick access later
Around 4% lower typical power consumption: 45 Watt vs 47 Watt

Maximum frequency	3.80 GHz vs 3.20 GHz
Maximum core temperature	105 °C vs 100 °C
L3 cache	8192 KB vs 6 MB
Thermal Design Power (TDP)	45 Watt vs 47 Watt

Compare benchmarks

CPU 1: Intel Xeon E3-1284L v3
CPU 2: Intel Core i7-3840QM

Name	Intel Xeon E3-1284L v3	Intel Core i7-3840QM
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	11.603
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	90.521
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.673
CompuBench 1.5 Desktop - Video Composition (Frames/s)	15.649
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	25.273
PassMark - Single thread mark		1930
PassMark - CPU mark		5904
Geekbench 4 - Single Core		752
Geekbench 4 - Multi-Core		2887

Compare specifications (specs)

	Intel Xeon E3-1284L v3	Intel Core i7-3840QM
Essentials
Architecture codename	Crystal Well	Ivy Bridge
Family	Xeon E3
Launch date	1 March 2014	30 September 2012
Launch price (MSRP)	$662	$568
Place in performance rating	1692	1696
Processor Number	E3-1284L v3	i7-3840QM
Vertical segment	Embedded	Mobile
Price now		$335
Series		Legacy Intel® Core™ Processors
Status		Launched
Value for money (0-100)		7.72
Performance
64 bit support
Base frequency	1.80 GHz	2.80 GHz
Bus Speed	5 GT/s DMI	5 GT/s DMI
L1 cache	256 KB	256 KB
L2 cache	1 MB	1024 KB
L3 cache	6 MB	8192 KB
Manufacturing process technology	22 nm	22 nm
Maximum core temperature	100 °C	105 °C
Maximum frequency	3.20 GHz	3.80 GHz
Number of cores	4	4
Number of threads	8	8
Unlocked
Die size		160 mm
Transistor count		1400 Million
Memory
ECC memory support
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	750 MHz	650 MHz
Graphics max frequency	1.00 GHz	1.3 GHz
Intel® Clear Video HD technology
Intel® Flexible Display Interface (Intel® FDI)
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Processor graphics	Intel Iris Pro Graphics 5200	Intel® HD Graphics 4000
Device ID		0x166
Graphics max dynamic frequency		1.30 GHz
Graphics interfaces
DisplayPort
eDP
HDMI
Number of displays supported	3	3
VGA
CRT
SDVO
Wireless Display (WiDi) support
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Sockets supported	FCBGA1364	FCPGA988
Thermal Design Power (TDP)	47 Watt	45 Watt
Package Size		37.5 x 37.5mm (rPGA988B); 31.0 x 24.0mm (BGA1224)
Peripherals
Max number of PCIe lanes	16	16
PCI Express revision	3.0	3.0
PCIe configurations	1x16, 2x8, 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
Idle States
Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	Intel® AVX
Intel 64
Intel® Advanced Vector Extensions 2 (AVX2)
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)
Intel® Advanced Vector Extensions (AVX)
Intel® Demand Based Switching
Intel® Fast Memory Access
Intel® Flex Memory Access
Intel® My WiFi technology
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)
AMD Virtualization (AMD-V™)