Intel Xeon E5640 vs Intel Xeon X5670

Comparative analysis of Intel Xeon E5640 and Intel Xeon X5670 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 E5640

  • Around 19% lower typical power consumption: 80 Watt vs 95 Watt
Thermal Design Power (TDP) 80 Watt vs 95 Watt

Reasons to consider the Intel Xeon X5670

  • 2 more cores, run more applications at once: 6 vs 4
  • 4 more threads: 12 vs 8
  • Around 14% higher clock speed: 3.33 GHz vs 2.93 GHz
  • Around 5% higher maximum core temperature: 81.3°C vs 77.6°C
  • 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 13% better performance in PassMark - Single thread mark: 1417 vs 1252
  • Around 47% better performance in PassMark - CPU mark: 10922 vs 7455
  • Around 18% better performance in Geekbench 4 - Single Core: 564 vs 476
  • Around 51% better performance in Geekbench 4 - Multi-Core: 3291 vs 2185
Specifications (specs)
Number of cores 6 vs 4
Number of threads 12 vs 8
Maximum frequency 3.33 GHz vs 2.93 GHz
Maximum core temperature 81.3°C vs 77.6°C
L1 cache 64 KB (per core) vs 64 KB (per core)
L2 cache 256 KB (per core) vs 256 KB (per core)
Benchmarks
PassMark - Single thread mark 1417 vs 1252
PassMark - CPU mark 10922 vs 7455
Geekbench 4 - Single Core 564 vs 476
Geekbench 4 - Multi-Core 3291 vs 2185

Compare benchmarks

CPU 1: Intel Xeon E5640
CPU 2: Intel Xeon X5670

PassMark - Single thread mark
CPU 1
CPU 2
1252
1417
PassMark - CPU mark
CPU 1
CPU 2
7455
10922
Geekbench 4 - Single Core
CPU 1
CPU 2
476
564
Geekbench 4 - Multi-Core
CPU 1
CPU 2
2185
3291
Name Intel Xeon E5640 Intel Xeon X5670
PassMark - Single thread mark 1252 1417
PassMark - CPU mark 7455 10922
Geekbench 4 - Single Core 476 564
Geekbench 4 - Multi-Core 2185 3291
3DMark Fire Strike - Physics Score 4238
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 2.874
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 56.955
CompuBench 1.5 Desktop - T-Rex (Frames/s) 0.811
CompuBench 1.5 Desktop - Video Composition (Frames/s) 3.679
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 13.469

Compare specifications (specs)

Intel Xeon E5640 Intel Xeon X5670

Essentials

Architecture codename Westmere EP Westmere EP
Launch date March 2010 March 2010
Launch price (MSRP) $49 $67
Place in performance rating 2220 2211
Price now $59.49 $66.59
Processor Number E5640 X5670
Series Legacy Intel® Xeon® Processors Legacy Intel® Xeon® Processors
Status Discontinued Discontinued
Value for money (0-100) 26.06 35.08
Vertical segment Server Server

Performance

64 bit support
Base frequency 2.66 GHz 2.93 GHz
Bus Speed 5.86 GT/s QPI 6.4 GT/s QPI
Die size 239 mm 239 mm
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) 12288 KB (shared)
Manufacturing process technology 32 nm 32 nm
Maximum core temperature 77.6°C 81.3°C
Maximum frequency 2.93 GHz 3.33 GHz
Number of cores 4 6
Number of QPI Links 2 2
Number of threads 8 12
Transistor count 1170 million 1170 million
VID voltage range 0.750V-1.350V 0.750V-1.350V
Front-side bus (FSB) 6400 MHz

Memory

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

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) 80 Watt 95 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® 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)