Intel Xeon E7450 vs Intel Xeon E3-1225

Comparative analysis of Intel Xeon E7450 and Intel Xeon E3-1225 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.

Intel Xeon E7450

Intel Xeon E3-1225

Differences

Reasons to consider the Intel Xeon E7450

2 more cores, run more applications at once: 6 vs 4
Around 6% lower typical power consumption: 90 Watt vs 95 Watt
2.5x better performance in PassMark - CPU mark: 9849 vs 3912

Specifications (specs)
Number of cores	6 vs 4
Thermal Design Power (TDP)	90 Watt vs 95 Watt
Benchmarks
PassMark - CPU mark	9849 vs 3912

Reasons to consider the Intel Xeon E3-1225

Around 7% higher maximum core temperature: 72.6°C vs 68°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 45 nm
524288x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 56% better performance in PassMark - Single thread mark: 1582 vs 1016

Specifications (specs)
Maximum core temperature	72.6°C vs 68°C
Manufacturing process technology	32 nm vs 45 nm
L3 cache	6144 KB (shared) vs 12 MB L3 Cache
Benchmarks
PassMark - Single thread mark	1582 vs 1016

Compare benchmarks

CPU 1: Intel Xeon E7450
CPU 2: Intel Xeon E3-1225

PassMark - Single thread mark

CPU 1

CPU 2

1016

1582

PassMark - CPU mark

CPU 1

CPU 2

9849

3912

Name	Intel Xeon E7450	Intel Xeon E3-1225
PassMark - Single thread mark	1016	1582
PassMark - CPU mark	9849	3912
Geekbench 4 - Single Core		659
Geekbench 4 - Multi-Core		2145

Compare specifications (specs)

	Intel Xeon E7450	Intel Xeon E3-1225
Essentials
Architecture codename	Dunnington	Sandy Bridge
Launch date	Q3'08	April 2011
Place in performance rating	2009	2007
Processor Number	E7450	E3-1225
Series	Legacy Intel Xeon Processors	Intel® Xeon® Processor E3 Family
Vertical segment	Server	Server
Launch price (MSRP)		$150
Price now		$175
Status		Discontinued
Value for money (0-100)		9.95
Performance
64 bit support
Base frequency	2.40 GHz	3.10 GHz
Bus Speed	1066 MHz	5 GT/s DMI
Die size	503 mm2	216 mm
L3 cache	12 MB L3 Cache	6144 KB (shared)
Manufacturing process technology	45 nm	32 nm
Maximum core temperature	68°C	72.6°C
Number of cores	6	4
Transistor count	1900 million	1160 million
VID voltage range	0.900V-1.450V
L1 cache		64 KB (per core)
L2 cache		256 KB (per core)
Maximum frequency		3.40 GHz
Number of threads		4
Compatibility
Package Size	53.3mm x 53.3mm	37.5mm x 37.5mm
Sockets supported	PGA604	LGA1155
Thermal Design Power (TDP)	90 Watt	95 Watt
Low Halogen Options Available
Max number of CPUs in a configuration		1
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Intel® Identity Protection technology
Advanced Technologies
Enhanced Intel SpeedStep® technology
FSB parity
Idle States
Intel 64
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Flexible Display interface (FDI)
Instruction set extensions		Intel® SSE4.1, Intel® SSE4.2, Intel® AVX
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Intel® Fast Memory Access
Intel® Flex Memory Access
Intel® vPro™ Platform Eligibility
Thermal Monitoring
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)
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
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
Peripherals
Max number of PCIe lanes		20
PCI Express revision		2.0