hp840g3
Intel Core i7-2620M testing with a Dell 0J4TFW and NVS 4200M 512MB on openSUSE 42.2 via the Phoronix Test Suite.


HP Elitebook 840 G3: 

	Processor: Intel Core i5-6200U @ 2.80GHz (2 Cores), Motherboard: HP 8079, Chipset: Intel Skylake, Memory: 1 x 8192 MB DDR4-2133MHz Micron, Disk: 500GB Seagate ST500LM021-1KJ15, Graphics: Intel HD 520 (Skylake GT2) 3072MB (1000MHz), Audio: Conexant CX20724, Network: Intel Connection I219-V + Intel Wireless 8260

	OS: openSUSE 42.2, Kernel: 4.4.87-18.29-default (x86_64), Desktop: KDE Frameworks 5, Display Server: X Server 1.18.3, Display Driver: intel 2.99.917, OpenGL: 3.3 Mesa 11.2.2, Compiler: GCC 4.8.5, File-System: btrfs, Screen Resolution: 1366x768

DELL Latitude E6520: 

	Processor: Intel Core i7-2620M @ 3.40GHz (2 Cores), Motherboard: Dell 0J4TFW, Chipset: Intel 2nd Generation Core Family DRAM, Memory: 2 x 4096 MB DDR3-1333MHz, Disk: 500GB Western Digital WD5000BEKT-7, Graphics: NVS 4200M 512MB (737/798MHz), Audio: IDT 92HD90BXX, Network: Intel 82579LM Gigabit Connection + Intel Centrino Ultimate-N 6300

	OS: openSUSE 42.2, Kernel: 4.4.87-18.29-default (x86_64), Desktop: KDE Frameworks 5, Display Server: X Server 1.18.3, Display Driver: NVIDIA 384.69, OpenGL: 4.5.0, Vulkan: 1.0.49, Compiler: GCC 4.8.5, File-System: btrfs, Screen Resolution: 3200x1080


IOzone 3.465
Record Size: 1MB - File Size: 512MB - Disk Test: Read Performance
MB/s > Higher Is Better
HP Elitebook 840 G3 . 4883.69 |================================================
DELL Latitude E6520 . 4672.44 |==============================================


IOzone 3.465
Record Size: 4Kb - File Size: 512MB - Disk Test: Read Performance
MB/s > Higher Is Better
HP Elitebook 840 G3 . 4119.63 |===============================================
DELL Latitude E6520 . 4196.00 |================================================


IOzone 3.465
Record Size: 1MB - File Size: 512MB - Disk Test: Write Performance
MB/s > Higher Is Better
HP Elitebook 840 G3 . 132.27 |=================================================
DELL Latitude E6520 . 89.74  |=================================


IOzone 3.465
Record Size: 4Kb - File Size: 512MB - Disk Test: Write Performance
MB/s > Higher Is Better
HP Elitebook 840 G3 . 127.44 |=================================================
DELL Latitude E6520 . 86.29  |=================================


IOzone 3.465
Record Size: 64Kb - File Size: 512MB - Disk Test: Read Performance
MB/s > Higher Is Better
HP Elitebook 840 G3 . 4939.32 |================================================
DELL Latitude E6520 . 4731.25 |==============================================


IOzone 3.465
Record Size: 64Kb - File Size: 512MB - Disk Test: Write Performance
MB/s > Higher Is Better
HP Elitebook 840 G3 . 133.30 |=================================================
DELL Latitude E6520 . 88.57  |=================================


SciMark 2.0
Computational Test: Composite
Mflops > Higher Is Better
HP Elitebook 840 G3 . 426.57 |=================================================
DELL Latitude E6520 . 360.08 |=========================================


SciMark 2.0
Computational Test: Monte Carlo
Mflops > Higher Is Better
HP Elitebook 840 G3 . 86.39 |==================================================
DELL Latitude E6520 . 77.74 |=============================================


SciMark 2.0
Computational Test: Fast Fourier Transform
Mflops > Higher Is Better
HP Elitebook 840 G3 . 107.56 |==============================================
DELL Latitude E6520 . 115.81 |=================================================


SciMark 2.0
Computational Test: Sparse Matrix Multiply
Mflops > Higher Is Better
HP Elitebook 840 G3 . 495.58 |=================================================
DELL Latitude E6520 . 397.88 |=======================================


SciMark 2.0
Computational Test: Dense LU Matrix Factorization
Mflops > Higher Is Better
HP Elitebook 840 G3 . 659.50 |=================================================
DELL Latitude E6520 . 477.48 |===================================


SciMark 2.0
Computational Test: Jacobi Successive Over-Relaxation
Mflops > Higher Is Better
HP Elitebook 840 G3 . 783.81 |=================================================
DELL Latitude E6520 . 731.48 |==============================================


FFmpeg 3.3.3
H.264 HD To NTSC DV
Seconds < Lower Is Better
HP Elitebook 840 G3 . 17.07 |===========================================
DELL Latitude E6520 . 19.85 |==================================================