Intel Pentium E5800 vs Intel Core 2 Extreme QX6800

Comparative analysis of Intel Pentium E5800 and Intel Core 2 Extreme QX6800 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, 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 Pentium E5800

Intel Core 2 Extreme QX6800

Differences

Reasons to consider the Intel Pentium E5800

CPU is newer: launch date 3 year(s) 7 month(s) later
Around 9% higher clock speed: 3.2 GHz vs 2.93 GHz
Around 15% higher maximum core temperature: 74.1°C vs 64.5°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 45 nm vs 65 nm
2x lower typical power consumption: 65 Watt vs 130 Watt

Launch date	November 2010 vs April 2007
Maximum frequency	3.2 GHz vs 2.93 GHz
Maximum core temperature	74.1°C vs 64.5°C
Manufacturing process technology	45 nm vs 65 nm
Thermal Design Power (TDP)	65 Watt vs 130 Watt

Reasons to consider the Intel Core 2 Extreme QX6800

Processor is unlocked, an unlocked multiplier allows for easier overclocking
2 more cores, run more applications at once: 4 vs 2
2x more L1 cache, more data can be stored in the L1 cache for quick access later
4x more L2 cache, more data can be stored in the L2 cache for quick access later

Unlocked	Unlocked vs Locked
Number of cores	4 vs 2
L1 cache	256 KB vs 64 KB (per core)
L2 cache	8192 KB vs 2048 KB (shared)

Compare benchmarks

CPU 1: Intel Pentium E5800
CPU 2: Intel Core 2 Extreme QX6800

Name	Intel Pentium E5800	Intel Core 2 Extreme QX6800
PassMark - Single thread mark	1275
PassMark - CPU mark	1178
Geekbench 4 - Single Core	382
Geekbench 4 - Multi-Core	648
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	0.389
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	10.444
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.09
CompuBench 1.5 Desktop - Video Composition (Frames/s)	0.556
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	2.573

Compare specifications (specs)

	Intel Pentium E5800	Intel Core 2 Extreme QX6800
Essentials
Architecture codename	Wolfdale	Kentsfield
Launch date	November 2010	April 2007
Launch price (MSRP)	$68
Place in performance rating	3080	not rated
Price now	$29.99
Processor Number	E5800	QX6800
Series	Legacy Intel® Pentium® Processor	Legacy Intel® Core™ Processors
Status	Discontinued	Discontinued
Value for money (0-100)	18.63
Vertical segment	Desktop	Desktop
Performance
64 bit support
Base frequency	3.20 GHz	2.93 GHz
Bus Speed	800 MHz FSB	1066 MHz FSB
Die size	82 mm2	286 mm2
L1 cache	64 KB (per core)	256 KB
L2 cache	2048 KB (shared)	8192 KB
Manufacturing process technology	45 nm	65 nm
Maximum core temperature	74.1°C	64.5°C
Maximum frequency	3.2 GHz	2.93 GHz
Number of cores	2	4
Transistor count	228 million	582 million
VID voltage range	0.8500V-1.3625V	0.8500V-1.500V
Unlocked
Memory
Supported memory types	DDR1, DDR2, DDR3	DDR1, DDR2, DDR3
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	37.5mm x 37.5mm	37.5mm x 37.5mm
Sockets supported	LGA775	LGA775
Thermal Design Power (TDP)	65 Watt	130 Watt
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Intel 64
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Thermal Monitoring
FSB parity
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)