Dell XPS 15 9550 vs. Dell XPS 15 7590: Full specs comparison

We have comprehensively compared the specifications for the Dell XPS 15 9550 and Dell XPS 15 7590 models. The report includes detailed information regarding both models' CPU, memory, storage, battery life, display quality, and other features.

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Dell XPS 15 9550 image

Dell XPS 15 9550

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Dell XPS 15 7590 image

Dell XPS 15 7590

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Dell XPS 15 9550 Pros

We couldn't find any advantages of Dell XPS 15 9550 over Dell XPS 15 7590.

Dell XPS 15 7590 Pros

Reasons that Dell XPS 15 7590 is better than Dell XPS 15 9550.

Significantly newer manufacturing

2019 vs. 2015

Much faster CPU performance

Intel Core i9-9980HK inside Dell XPS 15 7590 has a 111% better multi-core CPU performance score than the Intel Core i7-6700HQ inside Dell XPS 15 9550.

Geekbench 5 multi-core score
Dell XPS 15 7590 - Intel Core i9-9980HK
6,504
Dell XPS 15 7590 - Intel Core i7-9750H
4,880
Dell XPS 15 7590 - Intel Core i5-9300H
3,308
Dell XPS 15 9550 - Intel Core i7-6700HQ
3,073
Dell XPS 15 9550 - Intel Core i5-6300HQ
2,409
Dell XPS 15 9550 - Intel Core i3-6100H
1,597
Supports faster memory

Dell XPS 15 7590 supports a faster memory speed than the Dell XPS 15 9550. It supports up to 2666MHz versus 2133MHz of system memory on the Dell XPS 15 9550.

Memory type and speed
Dell XPS 15 7590 - DDR4
2,666 MHz
Dell XPS 15 9550 - DDR4
2,133 MHz

Key Similars

Similar characteristics share between Dell XPS 15 9550 and Dell XPS 15 7590.

Supports the same maximum memory size of up to 32GB

Both laptops supports up to 32GB of system memory.

Max system memory size
Dell XPS 15 9550
32 GB
Dell XPS 15 7590
32 GB

Prices

Here are the latest price updates and offers for both devices.

Dell XPS 15 9550 Price
Dell Original XPS 15 Laptop Charger 130W(watt) AC Power Adapter(Power Supply) with 3 Prong Power Cord - Precision M3800 5510 5520 5530,XPS 9530 9550 9560 9570
 Dell Original XPS 15 Laptop Charger 130W(watt) AC Power Adapter(Power Supply) with 3 Prong Power Cord - Precision M3800 5510 5520 5530,XPS 9530 9550 9560 9570
By Dell
$33.23
$37.34 11% OFF
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Genuine Dell 130W(watt) Tip 4.5mm Slim Power AC Adapter for dell XPS 15 9530 9550 9560 9570/Precision M3800 5510 5520 5530 Laptop Charger (HA130PM130/DA130PM130) Power Supply
 Genuine Dell 130W(watt) Tip 4.5mm Slim Power AC Adapter for dell XPS 15 9530 9550 9560 9570/Precision M3800 5510 5520 5530 Laptop Charger (HA130PM130/DA130PM130) Power Supply
By Dell
$36.48
$39.22 7% OFF
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Dell XPS 15 9560 15.6in FHD InfinityEdge Display Intel Core i7-7700HQ X4 2.8GHz 8GB 256GB SSD NVIDIA GeForce GTX 1050 Silver (Renewed)
 Dell XPS 15 9560 15.6in FHD InfinityEdge Display Intel Core i7-7700HQ X4 2.8GHz 8GB 256GB SSD NVIDIA GeForce GTX 1050 Silver (Renewed)
By Dell
$509.78
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Dell XPS 15 7590 Price
Dell XPS 15 7590 15.6 Inch 4K UHD Non-Touch 512GB SSD 2.6GHz i7 16GB RAM (6-Core i7-9750H, NVIDIA GTX 1650, Windows 10 Home) Silver XPS7590-7992SLV-PUS
 Dell XPS 15 7590 15.6 Inch 4K UHD Non-Touch 512GB SSD 2.6GHz i7 16GB RAM (6-Core i7-9750H, NVIDIA GTX 1650, Windows 10 Home) Silver XPS7590-7992SLV-PUS
By Dell
$1,698.00
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Dell XPS 15 7590 15.6 Core I7-9750H 16GB RAM 512GB PCIe SSD 4K OLED Non-Touch (3840X2160) NVIDIA GTX 1650 4GB Windows 10 Home (Renewed)
 Dell XPS 15 7590 15.6 Core I7-9750H 16GB RAM 512GB PCIe SSD 4K OLED Non-Touch (3840X2160) NVIDIA GTX 1650 4GB Windows 10 Home (Renewed)
By Dell
$899.69
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Dell XPS 15 7590, 15.6" 4K UHD Touch, 9th Gen Intel Core i7-6 Core 9750H, NVIDIA GeForce GTX 1650 4GB GDDR5 (1TB SSD | 32GB RAM | Win 10 PRO) (Renewed)
 Dell XPS 15 7590, 15.6" 4K UHD Touch, 9th Gen Intel Core i7-6 Core 9750H, NVIDIA GeForce GTX 1650 4GB GDDR5 (1TB SSD | 32GB RAM | Win 10 PRO) (Renewed)
By Dell
$1,399.00
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Specs Comparison

Availability

Dell XPS 15 9550Dell XPS 15 7590
Released20152019
Release Date-Announced on May 28th, 2019 (Dell Computex 2019)
Pricing-Starting at $999.99 (OLED start at $1,899.99)
Generations

Exterior

Dell XPS 15 9550Dell XPS 15 7590
Dimensions14.06 x 9.27 x 0.45 - 0.66 in (357 x 235 x 11 - 17 mm)
Width: 14.06” (357 mm)
Depth: 9.27” (235 mm)
Height: 0.45 - 0.66” (11 - 17 mm)
14.06 x 9.27 x 0.45 - 0.66 in (357 x 235 x 11 - 17 mm)
Width: 14.06” (357 mm)
Depth: 9.27” (235 mm)
Height: 0.45 - 0.66” (11 - 17 mm)
Weight
  • 3-cell battery models: 3.9 lb (1.78 kg)
  • 6-cell battery models: 4.4 lb (2.0 kg)
  • 3-cell battery models: 4 lb (1.8 kg)
  • 6-cell battery models: 4.5 lb (2.0 kg)
Colors
  • CNC machined aluminum
  • Edge-to-edge Corning® Gorilla® Glass NBT™ on 4K Ultra HD display
  • Carbon fiber composite palm rest with soft-touch paint
  • Silver (CNC machined aluminum with carbon fiber composite palm rest in black)
Keyboard and Trackpad
  • Full size, backlit chiclet keyboard; 1.3mm travel.
  • 4.13 x 3.15 in (105 mm x 80 mm) touchpad with multi-touch gesture support.
  • Full size, backlit chiclet keyboard; 1.3mm travel.
  • 4.13 x 3.15 in (105 mm x 80 mm) touchpad with multi-touch gesture support.

Display

Dell XPS 15 9550Dell XPS 15 7590
Size15.6 Inches15.6 Inches
Info
  • 15.6-inch WED FHD non-touchscreen
    1920 x 1080, IPS, 141 PPI, 400-nit brightness 100% sRGB, InfinityEdge Anti-Glare, Non-touch support.
     
  • 15.6-inch WED UHD touchscreen
    3840 x 2160, IPS, 282 PPI, 350-nit brightness, 100% AdobeRGB, InfinityEdge Anti-Reflective, Touch support.
  • 15.6-inch FHD non-touchscreen
    1920 x 1080, IPS, 141 PPI, 500-nit brightness 100% sRGB, InfinityEdge Anti-Glare, Non-touch support.
  • 15.6-inch UHD IPS touchscreen
    3840 x 2160, IPS, 282 PPI, 500-nit brightness, 100% AdobeRGB, InfinityEdge Anti-Reflective, Touch support.
  • 15.6-inch UHD OLED non-touchscreen
    3840 x 2160, OLED, 282 PPI, 400-nit brightness, 100% DCI-P3, InfinityEdge Anti-Reflective, Non-touch support.

Ports

Dell XPS 15 9550Dell XPS 15 7590
Dell XPS 15 9550 Ports
Image Source: Dell
Left (5)
  • 1 x Thunderbolt 3
    40 Gpbs, USB 3.1 Gen 2 (10 Gbps), PCIe Gen 3 x2, DisplayPort, Power Delivery
  • 1 x USB-A
    USB 3.0 (5 Gbps), PowerShare
  • 1 x HDMI
    v2.0
  • 1 x headphone jack
    Headphone/Microphone
  • 1 x power port
Right (4)
  • 1 x USB-A
    USB 3.0 (5 Gbps), PowerShare
  • 1 x full-size SD card slot
  • 1 x lock slot
  • 1 x Battery gauge button
Dell XPS 15 7590 Ports
Image Source: Dell
Left (5)
  • 1 x Thunderbolt 3
    40 Gpbs, USB 3.1 Gen 2 (10 Gbps), PCIe Gen 3 x4, DisplayPort 1.2, Power Delivery
  • 1 x USB-A
    USB 3.1 Gen 1 (5 Gbps)
  • 1 x HDMI
    v2.0
  • 1 x headphone jack
    Headphone/Microphone
  • 1 x power port
Right (4)
  • 1 x USB-A
    USB 3.1 Gen 1 (5 Gbps)
  • 1 x full-size SD card slot
  • 1 x lock slot
  • 1 x Battery gauge button

Internal Specs

Dell XPS 15 9550Dell XPS 15 7590
Processor
  1. 6th Gen Intel® Core™ i3-6100H
    2 cores, 4 threads, 2.70 GHz, 3MB SmartCache, 35W
  2. 6th Gen Intel® Core™ i5-6300HQ
    4 cores, 4 threads, 2.30 → 3.20 GHz, 6MB SmartCache, 45W
  3. 6th Gen Intel® Core™ i7-6700HQ
    4 cores, 8 threads, 2.60 → 3.50 GHz, 6MB SmartCache, 45W
  1. 9th Gen Intel® Core™ i5-9300H
    4 cores, 8 threads, 2.40 → 4.10 GHz, 8MB SmartCache, 45W
  2. 9th Gen Intel® Core™ i7-9750H
    6 cores, 12 threads, 2.60 → 4.50 GHz, 12MB SmartCache, 45W
  3. 9th Gen Intel® Core™ i9-9980HK
    8 cores, 16 threads, 2.40 → 5.00 GHz, 16MB SmartCache, 45W
Integrated Graphics
  1. 6th Gen Intel® Core™ i3-6100H
    Intel® HD Graphics 530
    24 Execution Units, 350 → 900 MHz
  2. 6th Gen Intel® Core™ i5-6300HQ
    Intel® HD Graphics 530
    24 Execution Units, 350 → 950 MHz
  3. 6th Gen Intel® Core™ i7-6700HQ
    Intel® HD Graphics 530
    24 Execution Units, 350 → 1050 MHz
  1. 9th Gen Intel® Core™ i5-9300H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1050 MHz
  2. 9th Gen Intel® Core™ i7-9750H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1150 MHz
  3. 9th Gen Intel® Core™ i9-9980HK
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1250 MHz
Memory
  • 8 GB 16 GB 32 GB
    2133 MHz Dual-channel DDR4 RAM.
  • 8 GB 16 GB 32 GB
    2666 MHz Dual-channel DDR4 RAM.
Discrete Graphics
  • NVIDIA® GeForce® GTX 960M (Optional)
    Maxwell Architecture, 2GB GDDR5 128-bit, 1033 → 1098 MHz, 640 CUDA Cores.
  • NVIDIA® GeForce® GTX 1650 (Optional)
    Turning Architecture, 4GB GDDR5 128-bit, 1395 → 1560 MHz, 1024 CUDA Cores.
Storage
  • 500GB/32GB SSD 512GB/128GB SSD
    Hybrid Hard Drive.
  • 256 GB 512 GB
    PCIe Gen 3 SSD.
  • 256 GB 512 GB 1 TB 2TB
    M.2 2280 PCIe® 3x4 NVMe™ SSD, Up to 32 Gbps.

Connectivity

Dell XPS 15 9550Dell XPS 15 7590
Wi-Fi
  • DW1820A
    Up to 867 Mbps, Dual band 2.4 GHz/5 GHz, WiFi 802.11 a/b/g, WiFi-4 (802.11n), WiFi-5 (802.11ac).
  • Rivet Killer AX1650
    Up to 2400 Mbps, Dual band 2.4 GHz/5 GHz, WiFi 802.11 a/b/g, WiFi-4 (802.11n), WiFi-5 (802.11ac), WiFi-6 (802.11ax)
Bluetooth
  • Bluetooth 4.1
  • Rivet Killer AX1650 › Bluetooth 5.0

Battery

Dell XPS 15 9550Dell XPS 15 7590
Size
  • 3-cell smart lithium-ion 56 Wh
  • 6-cell smart lithium-ion 84 Wh
  • 3-cell smart lithium-ion 56 Wh
  • 6-cell smart lithium-ion 97 Wh
Battery Life
  • Up to 17 hours
* Tested on 84 WHr battery, FHD panel, SSD models.
  • Up to 20 hours and 30 minutes
* Tested on FHD panel with 97 Wh.
Power Supply130 W power adapter
Power rated at 19.50VDC/6.67A.
130 W power adapter
Power rated at 19.50VDC/6.67A.

Software

Dell XPS 15 9550Dell XPS 15 7590
OS
Windows 10 Home Windows 10 Pro
Windows 10 Home Windows 10 Pro
Upgradable to Windows 11
Built-in Apps
  • Microsoft Office 30-days trial
  • McAfee LiveSafe™ 12 Month Subscription
  • Microsoft Office 30-days trial
  • McAfee LiveSafe™ 12 Month Subscription

Camera & Audio

Dell XPS 15 9550Dell XPS 15 7590
Camera
  • Front-facing camera
    Bottom-mount front camera with fixed focus lens, 0.92 Megapixels (1280 x 720 HD) at 30 fps.
  • Front-facing camera
    Top-mount front camera with fixed focus lens, 0.92 Megapixels (1280 x 720 HD) at 30 fps.
Audio
  • Realtek ALC3266 with Waves MaxxAudio Pro
  • Two speakers (2W x 2 = 4W total)
  • Digital-array microphones
  • Stereo speakers professionally tuned with Waves MaxxAudio® Pro
  • Two speakers (2W x 2 = 4W total)
  • Dual-array microphones

Misc

Dell XPS 15 9550Dell XPS 15 7590
Sensors-
  • Ambient light sensor
  • Windows Hello compliant fingerprint reader in the power button
Security
  • Kensington lock slot
  • Windows Hello with Fingerprint Sign in
  • Wedge-shaped lock

Key Features

Dell XPS 15 9550Dell XPS 15 7590
At Glance
Released in
2015
16:9 4K UHD
15.6”
2160p 60Hz
Weight
3.9 lb
1.77 kg
Up to
Intel Core i7-6700HQ
4C/8T, 2.60 → 3.50 GHz
Geekbench 5
798
Single Core
Geekbench 5
3,073
Multi-Core
With integrated
Intel® HD Graphics 530
24 Execution Units, 350 → 1050 MHz
Up to
32GB
2133 MHz DDR4
Dell XPS 15 9550 Ports
Nvidia Quadro
GTX 960M
2GB GDDR5
Released in Mid
2019
16:9 4K UHD
15.6”
2160p OLED
Weight
4 lb
1.81 kg
Up to
Intel Core i9-9980HK
8C/16T, 2.40 → 5.00 GHz
Geekbench 5
1,114
Single Core
Geekbench 5
6,504
Multi-Core
With integrated
Intel® UHD Graphics 630
24 Execution Units, 350 → 1250 MHz
Up to
32GB
2666 MHz DDR4
Dell XPS 15 7590 Ports
Nvidia Quadro
GTX 1650
4GB GDDR6

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