test VirtualBox testing on Debian 6.0.5 via the Phoronix Test Suite. Virtualbox: Processor: Intel Core i7-2600K @ 3.36GHz (8 Cores), Motherboard: Oracle VirtualBox v1.2, Chipset: Intel 440FX- 82441FX PMC, Memory: 1024MB, Disk: 9GB VBOX HDD, Graphics: InnoTek VirtualBox, Audio: Intel 82801AA AC 97 Audio, Network: Intel 82540EM Gigabit OS: Debian 6.0.5, Kernel: 2.6.32-5-amd64 (x86_64), Desktop: GNOME 2.30.2, Display Driver: vboxvideo 1.0.1, Compiler: GCC 4.4.5, File-System: xfs, System Layer: VirtualBox VMware 4 cores: Processor: Intel Core i7-2600K @ 3.40GHz (4 Cores), Motherboard: Intel 440BX, Chipset: Intel 440BX/ZX/DX, Memory: 1 x 1024 MB DRAM, Disk: 9GB VMware Virtual S + 9GB VMware Virtual I, Graphics: VMware SVGA II, Audio: Ensoniq ES1371, Network: Intel 82545EM Gigabit OS: Debian 6.0.5, Kernel: 2.6.32-5-amd64 (x86_64), Desktop: GNOME 2.30.2, Display Driver: vmware 11.0.1, Compiler: GCC 4.4.5, File-System: xfs, System Layer: VMware VMware 4 cores B: Processor: Intel Core i7-2600K @ 3.40GHz (4 Cores), Motherboard: Intel 440BX, Chipset: Intel 440BX/ZX/DX, Memory: 1 x 1024 MB DRAM, Disk: 9GB VMware Virtual I + 9GB VMware Virtual S, Graphics: VMware SVGA II, Audio: Ensoniq ES1371, Network: Intel 82545EM Gigabit OS: Debian 6.0.5, Kernel: 2.6.32-5-amd64 (x86_64), Display Driver: vmware 11.0.1, Compiler: GCC 4.4.5, File-System: xfs, System Layer: VMware Virtualbox 4 cores: Processor: Intel Core i7-2600K @ 3.28GHz (4 Cores), Motherboard: Oracle VirtualBox v1.2, Chipset: Intel 440FX- 82441FX PMC, Memory: 1024MB, Disk: 9GB VBOX HDD, Graphics: InnoTek VirtualBox, Audio: Intel 82801AA AC 97 Audio, Network: Intel 82540EM Gigabit OS: Debian 6.0.5, Kernel: 2.6.32-5-amd64 (x86_64), Display Driver: vboxvideo 1.0.1, Compiler: GCC 4.4.5, File-System: xfs, System Layer: VirtualBox Virtualbox 4 cores B: Processor: Intel Core i7-2600K @ 3.28GHz (4 Cores), Motherboard: Oracle VirtualBox v1.2, Chipset: Intel 440FX- 82441FX PMC, Memory: 1024MB, Disk: 9GB VBOX HDD, Graphics: InnoTek VirtualBox, Audio: Intel 82801AA AC 97 Audio, Network: Intel 82540EM Gigabit OS: Debian 6.0.5, Kernel: 2.6.32-5-amd64 (x86_64), Display Driver: vboxvideo 1.0.1, Compiler: GCC 4.4.5, File-System: xfs, System Layer: VirtualBox Bare metal: Processor: Intel Core i7-2600K @ 3.40GHz (8 Cores), Motherboard: ASUS P8Z68-V LX, Chipset: Intel Sandy Bridge DRAM, Memory: 4 x 4096 MB 1600MHz, Disk: 120GB OCZ VERTEX3 + 1500GB Seagate ST31500341AS, Graphics: NVIDIA Device 1244, Audio: Realtek ALC887, Monitor: HP 2311, Network: Realtek RTL8111/8168B OS: Debian 6.0.5, Kernel: 2.6.32-5-amd64 (x86_64), Display Driver: vesa 2.3.0, File-System: xfs Apache Benchmark 2.2.21 Static Web Page Serving Requests Per Second > Higher Is Better Virtualbox ......... 11598.85 |=============== VMware 4 cores ..... 15346.21 |==================== Virtualbox 4 cores . 11480.35 |=============== Bare metal ......... 36677.94 |================================================ Timed ImageMagick Compilation 6.6.3-4 Time To Compile Seconds < Lower Is Better Virtualbox ......... 49.75 |=================================================== VMware 4 cores ..... 45.37 |=============================================== Virtualbox 4 cores . 49.65 |=================================================== Timed PHP Compilation 5.2.9 Time To Compile Seconds < Lower Is Better Virtualbox ......... 28.01 |================================================ VMware 4 cores ..... 23.49 |========================================= Virtualbox 4 cores . 29.57 |=================================================== FFmpeg 0.10 AVI To NTSC VCD Seconds < Lower Is Better Virtualbox ......... 9.02 |==================================================== VMware 4 cores ..... 8.76 |================================================== Virtualbox 4 cores . 9.07 |==================================================== Bare metal ......... 8.57 |================================================= GraphicsMagick 1.3.12 Operation: Blur Iterations Per Minute > Higher Is Better Virtualbox ......... 122 |===================================================== VMware 4 cores ..... 121 |===================================================== Virtualbox 4 cores . 118 |=================================================== GraphicsMagick 1.3.12 Operation: Sharpen Iterations Per Minute > Higher Is Better Virtualbox ......... 84 |====================================================== VMware 4 cores ..... 63 |========================================= Virtualbox 4 cores . 61 |======================================= GraphicsMagick 1.3.12 Operation: Resizing Iterations Per Minute > Higher Is Better Virtualbox ......... 117 |========================================= VMware 4 cores ..... 153 |===================================================== Virtualbox 4 cores . 149 |==================================================== GraphicsMagick 1.3.12 Operation: HWB Color Space Iterations Per Minute > Higher Is Better Virtualbox ......... 169 |============================================= VMware 4 cores ..... 199 |===================================================== Virtualbox 4 cores . 193 |=================================================== GraphicsMagick 1.3.12 Operation: Local Adaptive Thresholding Iterations Per Minute > Higher Is Better Virtualbox ......... 84 |====================================================== VMware 4 cores ..... 65 |========================================== Virtualbox 4 cores . 64 |========================================= NGINX Benchmark 1.0.11 Static Web Page Serving Requests Per Second > Higher Is Better Virtualbox ......... 16241.05 |============== VMware 4 cores ..... 48839.33 |=========================================== Virtualbox 4 cores . 15832.99 |============== Bare metal ......... 53973.85 |================================================ OpenSSL 1.0.0e RSA 4096-bit Performance Signs Per Second > Higher Is Better Virtualbox ......... 106.15 |================================================= VMware 4 cores ..... 108.05 |================================================== VMware 4 cores ..... 108.10 |================================================== Virtualbox 4 cores . 106.00 |================================================= PHPBench 0.8.1 PHP Benchmark Suite Score > Higher Is Better Virtualbox ......... 87918 |=========================================== VMware 4 cores ..... 101960 |================================================== Virtualbox 4 cores . 87961 |=========================================== POV-Ray 3.6.1 Total Time Seconds < Lower Is Better Virtualbox ......... 581 |==================================================== VMware 4 cores ..... 564 |=================================================== Virtualbox 4 cores . 588 |===================================================== Stream 2009-04-11 Type: Copy MB/s > Higher Is Better Virtualbox ......... 12809.28 |======================================= VMware 4 cores ..... 12843.90 |======================================== Virtualbox 4 cores . 15606.92 |================================================ Stream 2009-04-11 Type: Scale MB/s > Higher Is Better Virtualbox ......... 11855.46 |======================================= VMware 4 cores ..... 12479.44 |========================================= Virtualbox 4 cores . 14686.09 |================================================ Stream 2009-04-11 Type: Triad MB/s > Higher Is Better Virtualbox ......... 12960.63 |======================================== VMware 4 cores ..... 13446.39 |========================================= Virtualbox 4 cores . 15558.40 |================================================ Stream 2009-04-11 Type: Add MB/s > Higher Is Better Virtualbox ......... 12579.13 |======================================== VMware 4 cores ..... 13104.55 |========================================== Virtualbox 4 cores . 15092.34 |================================================ Threaded I/O Tester 0.3.3 Test: Read - Size Per Thread: 64MB - Thread Count: 4 MB/s > Higher Is Better Virtualbox ......... 2089.27 |======= VMware 4 cores B ... 13601.46 |================================================ Virtualbox 4 cores . 2240.36 |======== Threaded I/O Tester 0.3.3 Test: Read - Size Per Thread: 64MB - Thread Count: 8 MB/s > Higher Is Better Virtualbox ......... 1088.63 |==== VMware 4 cores B ... 14774.27 |================================================ Virtualbox 4 cores . 2243.59 |======= Threaded I/O Tester 0.3.3 Test: Read - Size Per Thread: 64MB - Thread Count: 16 MB/s > Higher Is Better Virtualbox ......... 322.51 |================================================== VMware 4 cores B ... 133.03 |===================== Virtualbox 4 cores . 112.58 |================= Threaded I/O Tester 0.3.3 Test: Read - Size Per Thread: 64MB - Thread Count: 32 MB/s > Higher Is Better Virtualbox ......... 188.09 |================================================== VMware 4 cores B ... 63.22 |================= Virtualbox 4 cores . 37.04 |========== Threaded I/O Tester 0.3.3 Test: Write - Size Per Thread: 64MB - Thread Count: 4 MB/s > Higher Is Better Virtualbox ......... 312.27 |======================================= VMware 4 cores B ... 73.31 |========= Virtualbox 4 cores . 404.96 |================================================== Threaded I/O Tester 0.3.3 Test: Write - Size Per Thread: 64MB - Thread Count: 8 MB/s > Higher Is Better Virtualbox ......... 342.47 |================================================== VMware 4 cores B ... 81.91 |============ Virtualbox 4 cores . 301.58 |============================================ Threaded I/O Tester 0.3.3 Test: Write - Size Per Thread: 64MB - Thread Count: 16 MB/s > Higher Is Better Virtualbox ......... 347.61 |============================================= VMware 4 cores B ... 42.54 |====== Virtualbox 4 cores . 382.38 |================================================== Threaded I/O Tester 0.3.3 Test: Write - Size Per Thread: 64MB - Thread Count: 32 MB/s > Higher Is Better Virtualbox ......... 271.93 |================================================== VMware 4 cores B ... 23.71 |==== Virtualbox 4 cores . 122.97 |======================= Threaded I/O Tester 0.3.3 Test: Random Read - Size Per Thread: 64MB - Thread Count: 4 MB/s > Higher Is Better Virtualbox ......... 1805.87 |======== VMware 4 cores B ... 10633.02 |================================================ Virtualbox 4 cores . 2008.01 |========= Threaded I/O Tester 0.3.3 Test: Random Read - Size Per Thread: 64MB - Thread Count: 8 MB/s > Higher Is Better Virtualbox ......... 1384.04 |====== VMware 4 cores B ... 11579.82 |================================================ Virtualbox 4 cores . 2036.02 |======== Threaded I/O Tester 0.3.3 Test: Random Read - Size Per Thread: 64MB - Thread Count: 16 MB/s > Higher Is Better Virtualbox ......... 48.41 |============================================ VMware 4 cores B ... 7.08 |====== Virtualbox 4 cores . 56.51 |=================================================== Threaded I/O Tester 0.3.3 Test: Random Read - Size Per Thread: 64MB - Thread Count: 32 MB/s > Higher Is Better Virtualbox ......... 16.06 |================================================== VMware 4 cores B ... 1.80 |====== Virtualbox 4 cores . 16.53 |=================================================== Threaded I/O Tester 0.3.3 Test: Random Write - Size Per Thread: 64MB - Thread Count: 4 MB/s > Higher Is Better Virtualbox ......... 72.42 |=================================================== VMware 4 cores B ... 1.52 |= Virtualbox 4 cores . 62.15 |============================================ Threaded I/O Tester 0.3.3 Test: Random Write - Size Per Thread: 64MB - Thread Count: 8 MB/s > Higher Is Better Virtualbox ......... 70.26 |=================================================== VMware 4 cores B ... 0.66 | Virtualbox 4 cores . 60.83 |============================================ Threaded I/O Tester 0.3.3 Test: Random Write - Size Per Thread: 64MB - Thread Count: 16 MB/s > Higher Is Better Virtualbox ......... 58.03 |=================================================== VMware 4 cores B ... 0.40 | Virtualbox 4 cores . 58.51 |=================================================== Threaded I/O Tester 0.3.3 Test: Random Write - Size Per Thread: 64MB - Thread Count: 32 MB/s > Higher Is Better Virtualbox ......... 43.95 |=================================================== VMware 4 cores B ... 0.33 | Virtualbox 4 cores . 39.93 |============================================== Unpacking The Linux Kernel linux-2.6.32.tar.bz2 Seconds < Lower Is Better Virtualbox ........... 306.31 |================================================ VMware 4 cores B ..... 58.90 |========= Virtualbox 4 cores B . 266.30 |==========================================