Intel Xeon E7540 vs Intel Xeon E3-1270

Comparative analysis of Intel Xeon E7540 and Intel Xeon E3-1270 processors for all known characteristics in the following categories: Essentials, Performance, Compatibility, Security & Reliability, Advanced Technologies, Virtualization, Memory, Graphics, Graphics interfaces, Peripherals. 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 Xeon E7540

Intel Xeon E3-1270

Differences

Reasons to consider the Intel Xeon E7540

2 more cores, run more applications at once: 6 vs 4
4 more threads: 12 vs 8
Around 75% better performance in PassMark - CPU mark: 9409 vs 5376

Specifications (specs)
Number of cores	6 vs 4
Number of threads	12 vs 8
Benchmarks
PassMark - CPU mark	9409 vs 5376

Reasons to consider the Intel Xeon E3-1270

Around 67% higher clock speed: 3.80 GHz vs 2.27 GHz
Around 8% higher maximum core temperature: 69.1°C vs 64°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 45 nm
466033.8x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 31% lower typical power consumption: 80 Watt vs 105 Watt
Around 92% better performance in PassMark - Single thread mark: 1750 vs 911

Specifications (specs)
Maximum frequency	3.80 GHz vs 2.27 GHz
Maximum core temperature	69.1°C vs 64°C
Manufacturing process technology	32 nm vs 45 nm
L3 cache	8192 KB (shared) vs 18 MB L3 Cache
Thermal Design Power (TDP)	80 Watt vs 105 Watt
Benchmarks
PassMark - Single thread mark	1750 vs 911

Compare benchmarks

CPU 1: Intel Xeon E7540
CPU 2: Intel Xeon E3-1270

PassMark - Single thread mark

CPU 1

CPU 2

911

1750

PassMark - CPU mark

CPU 1

CPU 2

9409

5376

Name	Intel Xeon E7540	Intel Xeon E3-1270
PassMark - Single thread mark	911	1750
PassMark - CPU mark	9409	5376
Geekbench 4 - Single Core		738
Geekbench 4 - Multi-Core		2830
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		12.187
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		79.092
CompuBench 1.5 Desktop - T-Rex (Frames/s)		0.558
CompuBench 1.5 Desktop - Video Composition (Frames/s)		3.622
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		15.794

Compare specifications (specs)

	Intel Xeon E7540	Intel Xeon E3-1270
Essentials
Architecture codename	Nehalem EX	Sandy Bridge
Launch date	Q1'10	April 2011
Place in performance rating	2098	2105
Processor Number	E7540	E3-1270
Series	Legacy Intel Xeon Processors	Intel® Xeon® Processor E3 Family
Vertical segment	Server	Server
Launch price (MSRP)		$369
Price now		$317
Status		Discontinued
Value for money (0-100)		7.66
Performance
Base frequency	2.00 GHz	3.40 GHz
Bus Speed	6.4 GT/s	5 GT/s DMI
L3 cache	18 MB L3 Cache	8192 KB (shared)
Manufacturing process technology	45 nm	32 nm
Maximum core temperature	64°C	69.1°C
Maximum frequency	2.27 GHz	3.80 GHz
Number of cores	6	4
Number of threads	12	8
64 bit support
Die size		216 mm
L1 cache		64 KB (per core)
L2 cache		256 KB (per core)
Transistor count		1160 million
Compatibility
Sockets supported	FCLGA1567	LGA1155
Thermal Design Power (TDP)	105 Watt	80 Watt
Low Halogen Options Available
Max number of CPUs in a configuration		1
Package Size		37.5mm x 37.5mm
Security & Reliability
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Intel 64
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Flexible Display interface (FDI)
Idle States
Instruction set extensions		Intel® SSE4.1, Intel® SSE4.2, Intel® AVX
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Fast Memory Access
Intel® Flex Memory Access
Intel® vPro™ Platform Eligibility
Thermal Monitoring
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® VT-x with Extended Page Tables (EPT)
Intel® Virtualization Technology for Directed I/O (VT-d)
Memory
ECC memory support
Max memory channels		2
Maximum memory bandwidth		21 GB/s
Maximum memory size		32 GB
Supported memory types		DDR3 1066/1333
Graphics
Intel® Clear Video HD technology
Intel® Flexible Display Interface (Intel® FDI)
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Graphics interfaces
Wireless Display (WiDi) support
Peripherals
Max number of PCIe lanes		20
PCI Express revision		2.0