Intel Xeon E5-1650 v2 vs Intel Xeon E5-2643 v2

Comparative analysis of Intel Xeon E5-1650 v2 and Intel Xeon E5-2643 v2 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, 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 Xeon E5-1650 v2

Intel Xeon E5-2643 v2

Differences

Reasons to consider the Intel Xeon E5-1650 v2

Around 3% higher clock speed: 3.90 GHz vs 3.80 GHz
Around 3% better performance in PassMark - Single thread mark: 2049 vs 1980

Specifications (specs)
Maximum frequency	3.90 GHz vs 3.80 GHz
Benchmarks
PassMark - Single thread mark	2049 vs 1980

Reasons to consider the Intel Xeon E5-2643 v2

Around 6% higher maximum core temperature: 74°C vs 70°C
Around 25% more L3 cache; more data can be stored in the L3 cache for quick access later
3x more maximum memory size: 768 GB vs 256 GB
Around 84% better performance in PassMark - CPU mark: 17211 vs 9333
4.7x better performance in Geekbench 4 - Single Core: 3641 vs 783
3.9x better performance in Geekbench 4 - Multi-Core: 18673 vs 4838

Specifications (specs)
Maximum core temperature	74°C vs 70°C
L3 cache	15360 KB (shared) vs 12288 KB (shared)
Maximum memory size	768 GB vs 256 GB
Max number of CPUs in a configuration	2 vs 1
Benchmarks
PassMark - CPU mark	17211 vs 9333
Geekbench 4 - Single Core	3641 vs 783
Geekbench 4 - Multi-Core	18673 vs 4838

Compare benchmarks

CPU 1: Intel Xeon E5-1650 v2
CPU 2: Intel Xeon E5-2643 v2

PassMark - Single thread mark

CPU 1

CPU 2

2049

1980

PassMark - CPU mark

CPU 1

CPU 2

9333

17211

Geekbench 4 - Single Core

CPU 1

CPU 2

783

3641

Geekbench 4 - Multi-Core

CPU 1

CPU 2

4838

18673

Name	Intel Xeon E5-1650 v2	Intel Xeon E5-2643 v2
PassMark - Single thread mark	2049	1980
PassMark - CPU mark	9333	17211
Geekbench 4 - Single Core	783	3641
Geekbench 4 - Multi-Core	4838	18673
3DMark Fire Strike - Physics Score	5795
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	7.106
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	67.646
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.842
CompuBench 1.5 Desktop - Video Composition (Frames/s)	3.4
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	8.992

Compare specifications (specs)

	Intel Xeon E5-1650 v2	Intel Xeon E5-2643 v2
Essentials
Architecture codename	Ivy Bridge EP	Ivy Bridge EP
Launch date	September 2013	September 2013
Launch price (MSRP)	$917	$2,200
Place in performance rating	1884	340
Price now	$644.95	$2,641.75
Processor Number	E5-1650V2	E5-2643V2
Series	Intel® Xeon® Processor E5 v2 Family	Intel® Xeon® Processor E5 v2 Family
Status	Launched	Launched
Value for money (0-100)	5.81	1.43
Vertical segment	Server	Server
Performance
64 bit support
Base frequency	3.50 GHz	3.50 GHz
Bus Speed	0 GT/s QPI	8 GT/s QPI
Die size	160 mm	160 mm
L1 cache	64 KB (per core)	64 KB (per core)
L2 cache	256 KB (per core)	256 KB (per core)
L3 cache	12288 KB (shared)	15360 KB (shared)
Manufacturing process technology	22 nm	22 nm
Maximum core temperature	70°C	74°C
Maximum frequency	3.90 GHz	3.80 GHz
Number of cores	6	6
Number of QPI Links	0	2
Number of threads	12	12
Transistor count	1400 million	1400 million
VID voltage range	0.65–1.30V	0.65–1.30V
Memory
ECC memory support
Max memory channels	4	4
Maximum memory bandwidth	59.7 GB/s	59.7 GB/s
Maximum memory size	256 GB	768 GB
Supported memory types	DDR3 800/1066/1333/1600/1866	DDR3 800/1066/1333/1600/1866
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	2
Package Size	52.5mm x 45.0 mm	52.5mm x 45mm
Sockets supported	FCLGA2011	FCLGA2011
Thermal Design Power (TDP)	130 Watt	130 Watt
Peripherals
Max number of PCIe lanes	40	40
PCI Express revision	3.0	3.0
PCIe configurations	x4, x8, x16	x4, x8, x16
Scalability	1S Only	2S Only
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® AVX	Intel® AVX
Intel 64
Intel® Advanced Vector Extensions (AVX)
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
Thermal Monitoring
Physical Address Extensions (PAE)		46-bit
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)