Intel Xeon X5650 vs Intel Xeon E5520

Comparative analysis of Intel Xeon X5650 and Intel Xeon E5520 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, 3DMark Fire Strike - Physics Score, 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).

 

Differences

Reasons to consider the Intel Xeon X5650

  • CPU is newer: launch date 1 year(s) 0 month(s) later
  • 2 more cores, run more applications at once: 6 vs 4
  • 4 more threads: 12 vs 8
  • Around 21% higher clock speed: 3.06 GHz vs 2.53 GHz
  • Around 13% higher maximum core temperature: 81.3°C vs 72°C
  • A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 45 nm
  • Around 50% more L1 cache; more data can be stored in the L1 cache for quick access later
  • Around 50% more L2 cache; more data can be stored in the L2 cache for quick access later
  • Around 50% more L3 cache; more data can be stored in the L3 cache for quick access later
  • 2x more maximum memory size: 288 GB vs 144 GB
  • Around 20% better performance in PassMark - Single thread mark: 1324 vs 1104
  • 2.2x better performance in PassMark - CPU mark: 10165 vs 4642
  • Around 30% better performance in Geekbench 4 - Single Core: 515 vs 397
  • Around 55% better performance in Geekbench 4 - Multi-Core: 3060 vs 1969
  • Around 82% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 2.639 vs 1.453
  • Around 66% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.711 vs 0.429
  • Around 68% better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 4.087 vs 2.436
  • Around 80% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 12.497 vs 6.95
Specifications (specs)
Launch date March 2010 vs March 2009
Number of cores 6 vs 4
Number of threads 12 vs 8
Maximum frequency 3.06 GHz vs 2.53 GHz
Maximum core temperature 81.3°C vs 72°C
Manufacturing process technology 32 nm vs 45 nm
L1 cache 64 KB (per core) vs 64 KB (per core)
L2 cache 256 KB (per core) vs 256 KB (per core)
L3 cache 12288 KB (shared) vs 8192 KB (shared)
Maximum memory size 288 GB vs 144 GB
Benchmarks
PassMark - Single thread mark 1324 vs 1104
PassMark - CPU mark 10165 vs 4642
Geekbench 4 - Single Core 515 vs 397
Geekbench 4 - Multi-Core 3060 vs 1969
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 2.639 vs 1.453
CompuBench 1.5 Desktop - T-Rex (Frames/s) 0.711 vs 0.429
CompuBench 1.5 Desktop - Video Composition (Frames/s) 4.087 vs 2.436
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 12.497 vs 6.95

Reasons to consider the Intel Xeon E5520

  • Around 19% lower typical power consumption: 80 Watt vs 95 Watt
  • Around 10% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 62.27 vs 56.607
Specifications (specs)
Thermal Design Power (TDP) 80 Watt vs 95 Watt
Benchmarks
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 62.27 vs 56.607

Compare benchmarks

CPU 1: Intel Xeon X5650
CPU 2: Intel Xeon E5520

PassMark - Single thread mark
CPU 1
CPU 2
1324
1104
PassMark - CPU mark
CPU 1
CPU 2
10165
4642
Geekbench 4 - Single Core
CPU 1
CPU 2
515
397
Geekbench 4 - Multi-Core
CPU 1
CPU 2
3060
1969
CompuBench 1.5 Desktop - Face Detection (mPixels/s)
CPU 1
CPU 2
2.639
1.453
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)
CPU 1
CPU 2
56.607
62.27
CompuBench 1.5 Desktop - T-Rex (Frames/s)
CPU 1
CPU 2
0.711
0.429
CompuBench 1.5 Desktop - Video Composition (Frames/s)
CPU 1
CPU 2
4.087
2.436
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)
CPU 1
CPU 2
12.497
6.95
Name Intel Xeon X5650 Intel Xeon E5520
PassMark - Single thread mark 1324 1104
PassMark - CPU mark 10165 4642
Geekbench 4 - Single Core 515 397
Geekbench 4 - Multi-Core 3060 1969
3DMark Fire Strike - Physics Score 3987
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 2.639 1.453
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 56.607 62.27
CompuBench 1.5 Desktop - T-Rex (Frames/s) 0.711 0.429
CompuBench 1.5 Desktop - Video Composition (Frames/s) 4.087 2.436
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 12.497 6.95

Compare specifications (specs)

Intel Xeon X5650 Intel Xeon E5520

Essentials

Architecture codename Westmere EP Nehalem EP
Launch date March 2010 March 2009
Launch price (MSRP) $53 $19
Place in performance rating 2290 2725
Price now $29.91 $42.39
Processor Number X5650 E5520
Series Legacy Intel® Xeon® Processors Legacy Intel® Xeon® Processors
Status Discontinued Launched
Value for money (0-100) 73.02 30.90
Vertical segment Server Server

Performance

64 bit support
Base frequency 2.66 GHz 2.26 GHz
Bus Speed 6.4 GT/s QPI 5.86 GT/s QPI
Die size 239 mm 263 mm2
L1 cache 64 KB (per core) 64 KB (per core)
L2 cache 256 KB (per core) 256 KB (per core)
L3 cache 12288 KB (shared) 8192 KB (shared)
Manufacturing process technology 32 nm 45 nm
Maximum core temperature 81.3°C 72°C
Maximum frequency 3.06 GHz 2.53 GHz
Number of cores 6 4
Number of QPI Links 2 2
Number of threads 12 8
Transistor count 1170 million 731 million
VID voltage range 0.750V-1.350V 0.75V -1.35V

Memory

ECC memory support
Max memory channels 3 3
Maximum memory bandwidth 32 GB/s 25.6 GB/s
Maximum memory size 288 GB 144 GB
Supported memory types DDR3 800/1066/1333 DDR3 800/1066

Compatibility

Low Halogen Options Available
Max number of CPUs in a configuration 2 2
Package Size 42.5mm X 45mm 42.5mm x 45mm
Sockets supported FCLGA1366 FCLGA1366
Thermal Design Power (TDP) 95 Watt 80 Watt

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 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)