AMD Opteron 4386 vs Intel Xeon E5603

Comparative analysis of AMD Opteron 4386 and Intel Xeon E5603 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Advanced Technologies, Virtualization, Security & Reliability. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark.

AMD Opteron 4386

Intel Xeon E5603

Differences

Reasons to consider the AMD Opteron 4386

4 more cores, run more applications at once: 8 vs 4
4 more threads: 8 vs 4
Around 138% higher clock speed: 3.8 GHz vs 1.6 GHz
Around 50% more L1 cache; more data can be stored in the L1 cache for quick access later
8x more L2 cache, more data can be stored in the L2 cache for quick access later
2x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 53% better performance in PassMark - CPU mark: 5419 vs 3548

Specifications (specs)
Number of cores	8 vs 4
Number of threads	8 vs 4
Maximum frequency	3.8 GHz vs 1.6 GHz
L1 cache	384 KB vs 64 KB (per core)
L2 cache	8 MB vs 256 KB (per core)
L3 cache	8 MB vs 4096 KB (shared)
Benchmarks
PassMark - CPU mark	5419 vs 3548

Reasons to consider the Intel Xeon E5603

Around 19% lower typical power consumption: 80 Watt vs 95 Watt
Around 44% better performance in PassMark - Single thread mark: 710 vs 494

Specifications (specs)
Thermal Design Power (TDP)	80 Watt vs 95 Watt
Benchmarks
PassMark - Single thread mark	710 vs 494

Compare benchmarks

CPU 1: AMD Opteron 4386
CPU 2: Intel Xeon E5603

PassMark - Single thread mark

CPU 1

CPU 2

494

710

PassMark - CPU mark

CPU 1

CPU 2

5419

3548

Name	AMD Opteron 4386	Intel Xeon E5603
PassMark - Single thread mark	494	710
PassMark - CPU mark	5419	3548

Compare specifications (specs)

	AMD Opteron 4386	Intel Xeon E5603
Essentials
Architecture codename	Seoul	Westmere EP
Family	AMD Opteron
Launch date	n/d	February 2011
OPN Tray	OS4386WLU8KHK
Place in performance rating	2776	2569
Series	AMD Opteron 4300 Series Processor	Legacy Intel® Xeon® Processors
Vertical segment	Server	Server
Launch price (MSRP)		$286
Price now		$129.04
Processor Number		E5603
Status		Discontinued
Value for money (0-100)		5.40
Performance
64 bit support
Base frequency	3.1 GHz	1.60 GHz
Die size	315 mm	239 mm
L1 cache	384 KB	64 KB (per core)
L2 cache	8 MB	256 KB (per core)
L3 cache	8 MB	4096 KB (shared)
Manufacturing process technology	32 nm	32 nm
Maximum core temperature	70.50°C
Maximum frequency	3.8 GHz	1.6 GHz
Number of cores	8	4
Number of threads	8	4
Transistor count	1200 million	1170 million
Unlocked
Bus Speed		4.8 GT/s QPI
Number of QPI Links		2
VID voltage range		0.750V-1.350V
Memory
Supported memory frequency	2200 MHz
Supported memory types	DDR3	DDR3 800/1066
ECC memory support
Max memory channels		3
Maximum memory bandwidth		25.6 GB/s
Maximum memory size		288 GB
Compatibility
Max number of CPUs in a configuration	2	2
Sockets supported	C32	FCLGA1366
Thermal Design Power (TDP)	95 Watt	80 Watt
Low Halogen Options Available
Package Size		42.5mm X 45mm
Advanced Technologies
Fused Multiply-Add (FMA)
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions		Intel® SSE4.2
Intel 64
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Physical Address Extensions (PAE)		40-bit
Thermal Monitoring
Virtualization
AMD Virtualization (AMD-V™)
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)