Intel Xeon E5-2620 v2 vs Intel Xeon E3-1225 v2

Comparative analysis of Intel Xeon E5-2620 v2 and Intel Xeon E3-1225 v2 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization, Graphics, Graphics interfaces. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, CompuBench 1.5 Desktop - Video Composition (Frames/s), 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 - Bitcoin Mining (mHash/s), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps).

Intel Xeon E5-2620 v2

Intel Xeon E3-1225 v2

Differences

Reasons to consider the Intel Xeon E5-2620 v2

CPU is newer: launch date 1 year(s) 4 month(s) later
2 more cores, run more applications at once: 6 vs 4
8 more threads: 12 vs 4
Around 50% more L1 cache; more data can be stored in the L1 cache for quick access later
Around 50% more L2 cache; more data can be stored in the L2 cache for quick access later
Around 88% more L3 cache; more data can be stored in the L3 cache for quick access later
23.4x more maximum memory size: 768 GB vs 32.77 GB
2.3x better performance in PassMark - CPU mark: 10788 vs 4741
Around 24% better performance in Geekbench 4 - Multi-Core: 3141 vs 2543
Around 67% better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 4.092 vs 2.455

Specifications (specs)
Launch date	September 2013 vs May 2012
Number of cores	6 vs 4
Number of threads	12 vs 4
L1 cache	64 KB (per core) vs 64 KB (per core)
L2 cache	256 KB (per core) vs 256 KB (per core)
L3 cache	15360 KB (shared) vs 8192 KB (shared)
Maximum memory size	768 GB vs 32.77 GB
Max number of CPUs in a configuration	2 vs 1
Benchmarks
PassMark - CPU mark	10788 vs 4741
Geekbench 4 - Multi-Core	3141 vs 2543
CompuBench 1.5 Desktop - Video Composition (Frames/s)	4.092 vs 2.455

Reasons to consider the Intel Xeon E3-1225 v2

Around 38% higher clock speed: 3.60 GHz vs 2.60 GHz
Around 4% lower typical power consumption: 77 Watt vs 80 Watt
Around 51% better performance in PassMark - Single thread mark: 1931 vs 1278
Around 55% better performance in Geekbench 4 - Single Core: 749 vs 483

Specifications (specs)
Maximum frequency	3.60 GHz vs 2.60 GHz
Thermal Design Power (TDP)	77 Watt vs 80 Watt
Benchmarks
PassMark - Single thread mark	1931 vs 1278
Geekbench 4 - Single Core	749 vs 483

Compare benchmarks

CPU 1: Intel Xeon E5-2620 v2
CPU 2: Intel Xeon E3-1225 v2

PassMark - Single thread mark

CPU 1

CPU 2

1278

1931

PassMark - CPU mark

CPU 1

CPU 2

10788

4741

Geekbench 4 - Single Core

CPU 1

CPU 2

483

749

Geekbench 4 - Multi-Core

CPU 1

CPU 2

3141

2543

CompuBench 1.5 Desktop - Video Composition (Frames/s)

CPU 1

CPU 2

4.092

2.455

Name	Intel Xeon E5-2620 v2	Intel Xeon E3-1225 v2
PassMark - Single thread mark	1278	1931
PassMark - CPU mark	10788	4741
Geekbench 4 - Single Core	483	749
Geekbench 4 - Multi-Core	3141	2543
CompuBench 1.5 Desktop - Video Composition (Frames/s)	4.092	2.455
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		11.153
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		9.581
CompuBench 1.5 Desktop - T-Rex (Frames/s)		0.454
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		5.15
GFXBench 4.0 - T-Rex (Frames)		2509
GFXBench 4.0 - T-Rex (Fps)		2509

Compare specifications (specs)

	Intel Xeon E5-2620 v2	Intel Xeon E3-1225 v2
Essentials
Architecture codename	Ivy Bridge EP	Ivy Bridge
Launch date	September 2013	May 2012
Launch price (MSRP)	$417	$200
Place in performance rating	2081	2066
Price now	$42.59	$506.59
Processor Number	E5-2620V2	E3-1225V2
Series	Intel® Xeon® Processor E5 v2 Family	Intel® Xeon® Processor E3 v2 Family
Status	Launched	Launched
Value for money (0-100)	60.17	3.98
Vertical segment	Server	Server
Performance
64 bit support
Base frequency	2.10 GHz	3.20 GHz
Bus Speed	7.2 GT/s QPI	5 GT/s DMI
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	15360 KB (shared)	8192 KB (shared)
Manufacturing process technology	22 nm	22 nm
Maximum core temperature	71°C
Maximum frequency	2.60 GHz	3.60 GHz
Number of cores	6	4
Number of QPI Links	2
Number of threads	12	4
Transistor count	1400 million	1400 million
VID voltage range	0.65–1.30V
Memory
ECC memory support
Max memory channels	4	2
Maximum memory bandwidth	51.2 GB/s	25.6 GB/s
Maximum memory size	768 GB	32.77 GB
Supported memory types	DDR3 800/1066/1333/1600	DDR3 1333/1600
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	2	1
Package Size	52.5mm x 45mm
Sockets supported	FCLGA2011	FCLGA1155
Thermal Design Power (TDP)	80 Watt	77 Watt
Peripherals
Max number of PCIe lanes	40
PCI Express revision	3.0	3.0
PCIe configurations	x4, x8, x16	1x16 & 1x4, 2x8 & 1x4 or 1x8 & 3x4
Scalability	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® SSE4.1, Intel® SSE4.2, 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
Physical Address Extensions (PAE)	46-bit
Thermal Monitoring
Flexible Display interface (FDI)
Intel® Fast Memory Access
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)
Graphics
Graphics base frequency		650 MHz
Graphics max dynamic frequency		1.25 GHz
Graphics max frequency		1.25 GHz
Intel® Clear Video HD technology
Intel® Flexible Display Interface (Intel® FDI)
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Processor graphics		Intel HD Graphics P4000
Graphics interfaces
Number of displays supported		3