AMD Opteron 6344 vs Intel Xeon E3-1235

Comparative analysis of AMD Opteron 6344 and Intel Xeon E3-1235 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Graphics, Graphics interfaces, 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).

AMD Opteron 6344

Intel Xeon E3-1235

Differences

Reasons to consider the AMD Opteron 6344

8 more cores, run more applications at once: 12 vs 4
4 more threads: 12 vs 8
2.3x more L1 cache, more data can be stored in the L1 cache for quick access later
12x 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 78% better performance in PassMark - CPU mark: 9023 vs 5079

Specifications (specs)
Number of cores	12 vs 4
Number of threads	12 vs 8
L1 cache	576 KB vs 64 KB (per core)
L2 cache	12 MB vs 256 KB (per core)
L3 cache	16 MB vs 8192 KB (shared)
Benchmarks
PassMark - CPU mark	9023 vs 5079

Reasons to consider the Intel Xeon E3-1235

Around 80% higher clock speed: 3.60 GHz vs 2 GHz
Around 3% higher maximum core temperature: 72.6°C vs 70.40°C
Around 21% lower typical power consumption: 95 Watt vs 115 Watt
2.4x better performance in PassMark - Single thread mark: 1602 vs 672

Specifications (specs)
Maximum frequency	3.60 GHz vs 2 GHz
Maximum core temperature	72.6°C vs 70.40°C
Thermal Design Power (TDP)	95 Watt vs 115 Watt
Benchmarks
PassMark - Single thread mark	1602 vs 672

Compare benchmarks

CPU 1: AMD Opteron 6344
CPU 2: Intel Xeon E3-1235

PassMark - Single thread mark

CPU 1

CPU 2

672

1602

PassMark - CPU mark

CPU 1

CPU 2

9023

5079

Name	AMD Opteron 6344	Intel Xeon E3-1235
PassMark - Single thread mark	672	1602
PassMark - CPU mark	9023	5079
Geekbench 4 - Single Core		703
Geekbench 4 - Multi-Core		2563
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		13.214
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		15.561
CompuBench 1.5 Desktop - T-Rex (Frames/s)		0.493
CompuBench 1.5 Desktop - Video Composition (Frames/s)		2.788
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		4.62

Compare specifications (specs)

	AMD Opteron 6344	Intel Xeon E3-1235
Essentials
Family	AMD Opteron
OPN Tray	OS6344WKTCGHK
Place in performance rating	2442	2370
Series	AMD Opteron 6300 Series Processor	Intel® Xeon® Processor E3 Family
Vertical segment	Server	Server
Architecture codename		Sandy Bridge
Launch date		April 2011
Launch price (MSRP)		$287
Price now		$244
Processor Number		E3-1235
Status		Discontinued
Value for money (0-100)		9.27
Performance
Base frequency	2.6 GHz	3.20 GHz
L1 cache	576 KB	64 KB (per core)
L2 cache	12 MB	256 KB (per core)
L3 cache	16 MB	8192 KB (shared)
Manufacturing process technology	32 nm	32 nm
Maximum core temperature	70.40°C	72.6°C
Maximum frequency	2 GHz	3.60 GHz
Number of cores	12	4
Number of threads	12	8
Unlocked
64 bit support
Bus Speed		5 GT/s DMI
Die size		216 mm
Transistor count		1160 million
Memory
Supported memory frequency	2000 MHz
Supported memory types	DDR3	DDR3 1066/1333
ECC memory support
Max memory channels		2
Maximum memory bandwidth		21 GB/s
Maximum memory size		32 GB
Compatibility
Sockets supported	G34	LGA1155
Thermal Design Power (TDP)	115 Watt	95 Watt
Low Halogen Options Available
Max number of CPUs in a configuration		1
Package Size		37.5mm x 37.5mm
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
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 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
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)