AMD Opteron 3260 HE vs Intel Xeon E5649

Comparative analysis of AMD Opteron 3260 HE and Intel Xeon E5649 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, 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).

 

Differences

Reasons to consider the AMD Opteron 3260 HE

  • Around 26% higher clock speed: 3.7 GHz vs 2.93 GHz
  • 2.7x more L2 cache, more data can be stored in the L2 cache for quick access later
  • Around 78% lower typical power consumption: 45 Watt vs 80 Watt
Maximum frequency 3.7 GHz vs 2.93 GHz
L2 cache 4 MB vs 256 KB (per core)
Thermal Design Power (TDP) 45 Watt vs 80 Watt

Reasons to consider the Intel Xeon E5649

  • 2 more cores, run more applications at once: 6 vs 4
  • 8 more threads: 12 vs 4
  • Around 25% higher maximum core temperature: 76.2°C vs 61.10°C
  • 2x more L1 cache, more data can be stored in the L1 cache for quick access later
  • 3x more L3 cache, more data can be stored in the L3 cache for quick access later
  • Around 35% better performance in PassMark - Single thread mark: 1214 vs 900
  • 4.2x better performance in PassMark - CPU mark: 9558 vs 2283
Specifications (specs)
Number of cores 6 vs 4
Number of threads 12 vs 4
Maximum core temperature 76.2°C vs 61.10°C
L1 cache 64 KB (per core) vs 192 KB
L3 cache 12288 KB (shared) vs 4 MB
Benchmarks
PassMark - Single thread mark 1214 vs 900
PassMark - CPU mark 9558 vs 2283

Compare benchmarks

CPU 1: AMD Opteron 3260 HE
CPU 2: Intel Xeon E5649

PassMark - Single thread mark
CPU 1
CPU 2
900
1214
PassMark - CPU mark
CPU 1
CPU 2
2283
9558
Name AMD Opteron 3260 HE Intel Xeon E5649
PassMark - Single thread mark 900 1214
PassMark - CPU mark 2283 9558
Geekbench 4 - Single Core 470
Geekbench 4 - Multi-Core 2849
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 2.594
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 25.435
CompuBench 1.5 Desktop - T-Rex (Frames/s) 0.647

Compare specifications (specs)

AMD Opteron 3260 HE Intel Xeon E5649

Essentials

Family AMD Opteron
OPN PIB OS3260HOW4MGUBOX
OPN Tray OS3260HOW4MGU
Place in performance rating 2364 2397
Series AMD Opteron 3200 Series Processor Legacy Intel® Xeon® Processors
Vertical segment Server Server
Architecture codename Westmere EP
Launch date February 2011
Launch price (MSRP) $45
Price now $115
Processor Number E5649
Status Launched
Value for money (0-100) 17.77

Performance

Base frequency 2.7 GHz 2.53 GHz
L1 cache 192 KB 64 KB (per core)
L2 cache 4 MB 256 KB (per core)
L3 cache 4 MB 12288 KB (shared)
Manufacturing process technology 32 nm 32 nm
Maximum core temperature 61.10°C 76.2°C
Maximum frequency 3.7 GHz 2.93 GHz
Number of cores 4 6
Number of threads 4 12
Unlocked
64 bit support
Bus Speed 5.86 GT/s QPI
Die size 239 mm
Number of QPI Links 2
Transistor count 1170 million
VID voltage range 0.750V-1.350V

Memory

Supported memory frequency 2000 MHz
Supported memory types DDR3 DDR3 800/1066/1333
ECC memory support
Max memory channels 3
Maximum memory bandwidth 32 GB/s
Maximum memory size 288 GB

Compatibility

Sockets supported AM3+ FCLGA1366
Thermal Design Power (TDP) 45 Watt 80 Watt
Low Halogen Options Available
Max number of CPUs in a configuration 2
Package Size 42.5mm X 45mm

Security & Reliability

Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)

Advanced Technologies

Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions Intel® SSE4.2
Intel 64
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Physical Address Extensions (PAE) 40-bit
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)