Differences are marked in red WT72 2OM-1047 WT72 2OL-1246 WT72 2OK-1247
Manufacturer Part # WT72 2OM-1047 WT72 2OL-1246 WT72 2OK-1247
OS Windows 7 Professional Windows 7 Professional Windows 7 Professional
CPU Intel® Core™ i7-4720HQ Intel® Core i7-4720HQ Intel® Core i7-4720HQ
CPU Speed 2.6GHz to 3.6GHz w/ Turbo Boost 2.6 - 3.6GHz w/ Turbo Boost 2.6 - 3.6GHz w/ Turbo Boost
Chipset Intel® HM87 Intel® HM87 Intel® HM87
Cache 6MB
Color Brush Aluminum Black Aluminum Black Aluminum Black
Screen Size 17.3" Full HD eDP Wide View Angle 17.3" Full HD eDP Non Reflection 17.3" Full HD eDP Non Reflection
Resolution 1920x1080 (16:9) 1920x1080 (16:9) 1920x1080 (16:9)
GPU NVIDIA® Quadro® K2200M NVIDIA Quadro K4100M NVIDIA Quadro K3100M
Video Memory 2GB GDDR5 4G GDDR5 4G GDDR5
Keyboard SteelSeries Programmable Full Color Backlit SteelSeries Programmable Full Color Backlit SteelSeries Programmable Full Color Backlit
Audio Sound Blaster Cinema 2 Sound Blaster Cinema 2 Sound Blaster Cinema 2
Speaker Dynaudio Premium Speakers w/ Subwoofer Dynaudio Premium Speakers w/ Subwoofer Dynaudio Premium Speakers w/ Subwoofer
Memory 16GB DDR3L 1600MHz 16GB DDR3L 1600MHz 16GB DDR3L 1600MHz
HDD Capacity 128GB M.2 SSD + 1TB HDD (7200RPM) 128GB M.2 SSD + 1TB HDD (7200RPM) 128GB M.2 SSD + 1TB HDD (7200RPM)
HDD Interface M.2 SATA + SATA M.2 SATA + SATA M.2 SATA + SATA
Optical Drive Type Blu-ray Disc Burner Blu-ray Disc Burner Blu-ray Disc Burner
LAN Killer™ E2200 Game Networking Killer™ E2200 Game Networking Killer™ E2200 Game Networking
WLAN Intel® Dual Band Wireless-AC 7260 Intel® Dual Band Wireless-AC 7260 Intel® Dual Band Wireless-AC 7260
Bluetooth Yes Yes Yes
Card Reader SD (XC/HC) SD (XC/HC) SD (XC/HC)
Webcam 1080P FHD Webcam 1080p FHD 1080p FHD
USB USB 3.0 x 4, USB 3.1 x 2 USB 3.1 x 2, USB 3.0 x 4 USB 3.1 x 2, USB 3.0 x 4
ESATA No No No
Video Port HDMI 1.4 x 1, mDP x 2 HDMI 1.4 x 1, mDP x 2 HDMI 1.4 x 1, mDP x 2
Audio Port Mic-in x 1, Headphone-out x 1 Mic-in x 1, Headphone-out x 1 Mic-in x 1, Headphone-out x 1
AC Power Adaptor Output: 19V DC, 230W Input: 100~240V AC, 50/60Hz universal Output: 19V DC, 230W Input: 100~240V AC, 50/60Hz universal Output: 19V DC, 230W Input: 100~240V AC, 50/60Hz universal
Battery Pack 9 Cell 9 cell 9 cell
Dimension 16.85" (L) x 11.57" (W) x 1.89" (H) 16.85"x11.57"x1.89" 16.85"x11.57"x1.89"
Weight 8.4 lbs 8.4 lbs 8.4 lbs
Manufacturer Warranty 2 Years Limited Warranty (Includes 1 Year Global Warranty) 2 year Limited warranty (Include 1 Year Global) 2 year Limited warranty (Include 1 Year Global)
Thunderbolt No No

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