Intel Xeon E3-1245 vs Intel Xeon W3580

Comparative analysis of Intel Xeon E3-1245 and Intel Xeon W3580 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).

Intel Xeon E3-1245

Intel Xeon W3580

Differences

Reasons to consider the Intel Xeon E3-1245

CPU is newer: launch date 1 year(s) 8 month(s) later
Around 3% higher clock speed: 3.70 GHz vs 3.60 GHz
Around 7% higher maximum core temperature: 72.6°C vs 67.9°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 45 nm
Around 33% higher maximum memory size: 32 GB vs 24 GB
Around 37% lower typical power consumption: 95 Watt vs 130 Watt
Around 10% better performance in PassMark - Single thread mark: 1717 vs 1557
Around 48% better performance in PassMark - CPU mark: 5334 vs 3609

Specifications (specs)
Launch date	April 2011 vs August 2009
Maximum frequency	3.70 GHz vs 3.60 GHz
Maximum core temperature	72.6°C vs 67.9°C
Manufacturing process technology	32 nm vs 45 nm
Maximum memory size	32 GB vs 24 GB
Thermal Design Power (TDP)	95 Watt vs 130 Watt
Benchmarks
PassMark - Single thread mark	1717 vs 1557
PassMark - CPU mark	5334 vs 3609

Reasons to consider the Intel Xeon W3580

3.9x better performance in Geekbench 4 - Single Core: 2764 vs 713
3.5x better performance in Geekbench 4 - Multi-Core: 9280 vs 2683

Benchmarks
Geekbench 4 - Single Core	2764 vs 713
Geekbench 4 - Multi-Core	9280 vs 2683

Compare benchmarks

CPU 1: Intel Xeon E3-1245
CPU 2: Intel Xeon W3580

PassMark - Single thread mark

CPU 1

CPU 2

1717

1557

PassMark - CPU mark

CPU 1

CPU 2

5334

3609

Geekbench 4 - Single Core

CPU 1

CPU 2

713

2764

Geekbench 4 - Multi-Core

CPU 1

CPU 2

2683

9280

Name	Intel Xeon E3-1245	Intel Xeon W3580
PassMark - Single thread mark	1717	1557
PassMark - CPU mark	5334	3609
Geekbench 4 - Single Core	713	2764
Geekbench 4 - Multi-Core	2683	9280
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		1.101
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		57.868
CompuBench 1.5 Desktop - T-Rex (Frames/s)		0.357
CompuBench 1.5 Desktop - Video Composition (Frames/s)		1.789
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		5.116

Compare specifications (specs)

	Intel Xeon E3-1245	Intel Xeon W3580
Essentials
Architecture codename	Sandy Bridge	Bloomfield
Launch date	April 2011	August 2009
Launch price (MSRP)	$350	$215
Place in performance rating	1851	1844
Price now	$260	$214.50
Processor Number	E3-1245	W3580
Series	Intel® Xeon® Processor E3 Family	Legacy Intel® Xeon® Processors
Status	Discontinued	Discontinued
Value for money (0-100)	9.09	8.83
Vertical segment	Server	Server
Performance
64 bit support
Base frequency	3.30 GHz	3.33 GHz
Bus Speed	5 GT/s DMI	6.4 GT/s QPI
Die size	216 mm	263 mm2
L1 cache	64 KB (per core)	64 KB (per core)
L2 cache	256 KB (per core)	256 KB (per core)
L3 cache	8192 KB (shared)	8192 KB (shared)
Manufacturing process technology	32 nm	45 nm
Maximum core temperature	72.6°C	67.9°C
Maximum frequency	3.70 GHz	3.60 GHz
Number of cores	4	4
Number of threads	8	8
Transistor count	1160 million	731 million
Number of QPI Links		1
VID voltage range		0.800V-1.375V
Memory
ECC memory support
Max memory channels	2	3
Maximum memory bandwidth	21 GB/s	32 GB/s
Maximum memory size	32 GB	24 GB
Supported memory types	DDR3 1066/1333	DDR3 800/1066/1333
Graphics
Graphics base frequency	850 MHz
Graphics max dynamic frequency	1.35 GHz
Graphics max frequency	1.35 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 P3000
Graphics interfaces
Number of displays supported	2
Wireless Display (WiDi) support
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	37.5mm x 37.5mm	42.5mm x 45.0mm
Sockets supported	LGA1155	FCLGA1366
Thermal Design Power (TDP)	95 Watt	130 Watt
Peripherals
Max number of PCIe lanes	20
PCI Express revision	2.0
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® SSE4.2
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® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Thermal Monitoring
Physical Address Extensions (PAE)		36-bit
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)