AMD Opteron 6128 HE vs Intel Xeon E5640

Comparative analysis of AMD Opteron 6128 HE and Intel Xeon E5640 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, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

AMD Opteron 6128 HE

Intel Xeon E5640

Differences

Reasons to consider the AMD Opteron 6128 HE

4 more cores, run more applications at once: 8 vs 4
Around 9% higher clock speed: 3.2 GHz vs 2.93 GHz
4x more L1 cache, more data can be stored in the L1 cache for quick access later
4x more L2 cache, more data can be stored in the L2 cache for quick access later

Number of cores	8 vs 4
Maximum frequency	3.2 GHz vs 2.93 GHz
L1 cache	1 MB vs 64 KB (per core)
L2 cache	4 MB vs 256 KB (per core)

Reasons to consider the Intel Xeon E5640

Around 41% higher maximum core temperature: 77.6°C vs 55°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 45 nm
Around 6% lower typical power consumption: 80 Watt vs 85 Watt
Around 42% better performance in PassMark - Single thread mark: 1252 vs 883
Around 18% better performance in PassMark - CPU mark: 7455 vs 6339

Specifications (specs)
Maximum core temperature	77.6°C vs 55°C
Manufacturing process technology	32 nm vs 45 nm
Thermal Design Power (TDP)	80 Watt vs 85 Watt
Benchmarks
PassMark - Single thread mark	1252 vs 883
PassMark - CPU mark	7455 vs 6339

Compare benchmarks

CPU 1: AMD Opteron 6128 HE
CPU 2: Intel Xeon E5640

PassMark - Single thread mark

CPU 1

CPU 2

883

1252

PassMark - CPU mark

CPU 1

CPU 2

6339

7455

Name	AMD Opteron 6128 HE	Intel Xeon E5640
PassMark - Single thread mark	883	1252
PassMark - CPU mark	6339	7455
Geekbench 4 - Single Core		476
Geekbench 4 - Multi-Core		2185

Compare specifications (specs)

	AMD Opteron 6128 HE	Intel Xeon E5640
Essentials
Architecture codename	Maranello	Westmere EP
Family	AMD Opteron
Launch date	29 Mar 2010	March 2010
Launch price (MSRP)	$523	$49
OPN Tray	OS6128VAT8EGO
Place in performance rating	2235	2220
Series	AMD Opteron 6100 series	Legacy Intel® Xeon® Processors
Vertical segment	Server	Server
Price now		$59.49
Processor Number		E5640
Status		Discontinued
Value for money (0-100)		26.06
Performance
64 bit support
Base frequency	2.0 GHz	2.66 GHz
Die size	346 mm	239 mm
L1 cache	1 MB	64 KB (per core)
L2 cache	4 MB	256 KB (per core)
L3 cache	12 MB	12288 KB (shared)
Manufacturing process technology	45 nm	32 nm
Maximum case temperature (TCase)	66 °C
Maximum core temperature	55°C	77.6°C
Maximum frequency	3.2 GHz	2.93 GHz
Number of cores	8	4
Number of threads	8	8
Transistor count	1808 million	1170 million
Unlocked
Bus Speed		5.86 GT/s QPI
Number of QPI Links		2
VID voltage range		0.750V-1.350V
Memory
Max memory channels	4	3
Maximum memory bandwidth	42.7 GB/s	25.6 GB/s
Supported memory types	DDR2-1066, DDR3-1333, LV DDR3-1066	DDR3 800/1066
ECC memory support
Maximum memory size		288 GB
Compatibility
Sockets supported	G34	FCLGA1366
Thermal Design Power (TDP)	85 Watt	80 Watt
Low Halogen Options Available
Max number of CPUs in a configuration		2
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)