Intel Xeon E5-2620 v4 vs Intel Core 2 Extreme QX9650

Comparative analysis of Intel Xeon E5-2620 v4 and Intel Core 2 Extreme QX9650 processors for all known characteristics in the following categories: Essentials, Performance, Memory, 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.

Intel Xeon E5-2620 v4

Intel Core 2 Extreme QX9650

Differences

Reasons to consider the Intel Xeon E5-2620 v4

4 more cores, run more applications at once: 8 vs 4
Around 15% higher maximum core temperature: 74°C vs 64.5°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 14 nm vs 45 nm
Around 53% lower typical power consumption: 85 Watt vs 130 Watt
Around 38% better performance in Geekbench 4 - Single Core: 643 vs 465
3.2x better performance in Geekbench 4 - Multi-Core: 4621 vs 1463

Specifications (specs)
Number of cores	8 vs 4
Maximum core temperature	74°C vs 64.5°C
Manufacturing process technology	14 nm vs 45 nm
Max number of CPUs in a configuration	2 vs 1
Thermal Design Power (TDP)	85 Watt vs 130 Watt
Benchmarks
Geekbench 4 - Single Core	643 vs 465
Geekbench 4 - Multi-Core	4621 vs 1463

Reasons to consider the Intel Core 2 Extreme QX9650

Processor is unlocked, an unlocked multiplier allows for easier overclocking

Unlocked	Unlocked vs Locked

Compare benchmarks

CPU 1: Intel Xeon E5-2620 v4
CPU 2: Intel Core 2 Extreme QX9650

Geekbench 4 - Single Core

CPU 1

CPU 2

643

465

Geekbench 4 - Multi-Core

CPU 1

CPU 2

4621

1463

Name	Intel Xeon E5-2620 v4	Intel Core 2 Extreme QX9650
PassMark - Single thread mark	1702
PassMark - CPU mark	15895
Geekbench 4 - Single Core	643	465
Geekbench 4 - Multi-Core	4621	1463
3DMark Fire Strike - Physics Score		4864

Compare specifications (specs)

	Intel Xeon E5-2620 v4	Intel Core 2 Extreme QX9650
Essentials
Architecture codename	Broadwell	Yorkfield
Launch date	Q1'16	November 2007
Place in performance rating	1630	2283
Processor Number	E5-2620V4	QX9650
Series	Intel® Xeon® Processor E5 v4 Family	Legacy Intel® Core™ Processors
Status	Launched	Discontinued
Vertical segment	Server	Desktop
Performance
64 bit support
Base frequency	2.10 GHz	3.00 GHz
Bus Speed	8 GT/s QPI	1333 MHz FSB
Manufacturing process technology	14 nm	45 nm
Maximum core temperature	74°C	64.5°C
Maximum frequency	3.00 GHz	3 GHz
Number of cores	8	4
Number of QPI Links	2
Number of threads	16
VID voltage range	0	0.8500V-1.3625V
Die size		214 mm2
L1 cache		256 KB
L2 cache		12288 KB
Maximum case temperature (TCase)		64 °C
Transistor count		820 million
Unlocked
Memory
Max memory channels	4
Maximum memory bandwidth	68.3 GB/s
Maximum memory size	1.5 TB
Supported memory types	DDR4 1600/1866/2133	DDR1, DDR2, DDR3
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	2	1
Package Size	45mm x 52.5mm	37.5mm x 37.5mm
Sockets supported	FCLGA2011-3	LGA775
Thermal Design Power (TDP)	85 Watt	130 Watt
Peripherals
Max number of PCIe lanes	40
PCI Express revision	3.0
PCIe configurations	x4, x8, x16
Scalability	2S
Security & Reliability
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® OS Guard
Intel® Secure Key technology
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions	Intel® AVX2
Intel 64
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Physical Address Extensions (PAE)	46-bit
Thermal Monitoring
FSB parity
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)