Intel Xeon E3-1275 v2 vs Intel Xeon 5140

Comparative analysis of Intel Xeon E3-1275 v2 and Intel Xeon 5140 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: 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), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps).

Intel Xeon E3-1275 v2

Intel Xeon 5140

Differences

Reasons to consider the Intel Xeon E3-1275 v2

CPU is newer: launch date 5 year(s) 10 month(s) later
2 more cores, run more applications at once: 4 vs 2
Around 67% higher clock speed: 3.90 GHz vs 2.33 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 22 nm vs 65 nm
2.3x better performance in PassMark - Single thread mark: 2122 vs 921
3.7x better performance in PassMark - CPU mark: 6616 vs 1780
Around 38% better performance in Geekbench 4 - Multi-Core: 3076 vs 2221

Specifications (specs)
Launch date	May 2012 vs June 2006
Number of cores	4 vs 2
Maximum frequency	3.90 GHz vs 2.33 GHz
Manufacturing process technology	22 nm vs 65 nm
Benchmarks
PassMark - Single thread mark	2122 vs 921
PassMark - CPU mark	6616 vs 1780
Geekbench 4 - Multi-Core	3076 vs 2221

Reasons to consider the Intel Xeon 5140

4x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 18% lower typical power consumption: 65 Watt vs 77 Watt
Around 64% better performance in Geekbench 4 - Single Core: 1343 vs 821

Specifications (specs)
L2 cache	4096 KB vs 256 KB (per core)
Thermal Design Power (TDP)	65 Watt vs 77 Watt
Benchmarks
Geekbench 4 - Single Core	1343 vs 821

Compare benchmarks

CPU 1: Intel Xeon E3-1275 v2
CPU 2: Intel Xeon 5140

PassMark - Single thread mark

CPU 1

CPU 2

2122

921

PassMark - CPU mark

CPU 1

CPU 2

6616

1780

Geekbench 4 - Single Core

CPU 1

CPU 2

821

1343

Geekbench 4 - Multi-Core

CPU 1

CPU 2

3076

2221

Name	Intel Xeon E3-1275 v2	Intel Xeon 5140
PassMark - Single thread mark	2122	921
PassMark - CPU mark	6616	1780
Geekbench 4 - Single Core	821	1343
Geekbench 4 - Multi-Core	3076	2221
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	4.685
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	15.885
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.56
CompuBench 1.5 Desktop - Video Composition (Frames/s)	2.319
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	5.602
GFXBench 4.0 - T-Rex (Frames)	2590
GFXBench 4.0 - T-Rex (Fps)	2590

Compare specifications (specs)

	Intel Xeon E3-1275 v2	Intel Xeon 5140
Essentials
Architecture codename	Ivy Bridge	Woodcrest
Launch date	May 2012	June 2006
Launch price (MSRP)	$808	$15
Place in performance rating	2084	2069
Price now	$394.72	$32.42
Processor Number	E3-1275V2	5140
Series	Intel® Xeon® Processor E3 v2 Family	Legacy Intel® Xeon® Processors
Status	Launched	Launched
Value for money (0-100)	7.05	14.89
Vertical segment	Server	Server
Performance
64 bit support
Base frequency	3.50 GHz	2.33 GHz
Bus Speed	5 GT/s DMI	1333 MHz FSB
Die size	160 mm	143 mm2
L1 cache	64 KB (per core)
L2 cache	256 KB (per core)	4096 KB
L3 cache	8192 KB (shared)
Manufacturing process technology	22 nm	65 nm
Maximum frequency	3.90 GHz	2.33 GHz
Number of cores	4	2
Number of threads	8
Transistor count	1400 million	291 million
Maximum core temperature		65°C
VID voltage range		B2=1.0V-1.5V, G0=.85V-1.5V
Memory
ECC memory support
Max memory channels	2
Maximum memory bandwidth	25.6 GB/s
Maximum memory size	32.77 GB
Supported memory types	DDR3 1333/1600	DDR2
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
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	FCLGA1155	LGA771
Thermal Design Power (TDP)	77 Watt	65 Watt
Scenario Design Power (SDP)		0 W
Peripherals
PCI Express revision	3.0
PCIe configurations	1x16 & 1x4, 2x8 & 1x4 or 1x8 & 3x4
Security & Reliability
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Flexible Display interface (FDI)
Idle States
Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX
Intel 64
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Fast Memory Access
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
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)