Samsung All-in-One DM970AGA-LC71G (2024) 27" Intel Core Ultra 7 155H / 32GB RAM / 1TB SSD specifications and in-depth review

Samsung All-in-One DM970AGA-LC71G (2024) 27" Intel Core Ultra 7 155H / 32GB RAM / 1TB SSD

Manufacturer: Samsung

The Samsung All-in-One DM970AGA-LC71G (2024) is a 27-inch all-in-one desktop built around a 3840 x 2160 resolution panel with a pixel density of 163 ppi, an anti-reflection coating, and wide 178-degree viewing angles in both directions. It comes equipped with 32GB of DDR5 memory, 1TB of flash-based internal storage, stereo speakers with Dolby Atmos support, dual built-in microphones, and a 5MP front camera with a privacy shutter. An internal power supply keeps the cable footprint minimal, and a top energy efficiency rating reflects its power consumption profile.

The processor uses big.LITTLE architecture with six cores at 1.4 GHz and eight cores at 0.9 GHz, reaching a turbo frequency of 4.8 GHz across 22 threads within a 28W TDP. Graphics are handled by the integrated Arc Xe-LPG 128EU, supporting DirectX 12 Ultimate, OpenGL 4.6, and OpenCL 3 via a PCIe 5 interface, with output to up to four displays. Connectivity includes two Thunderbolt ports, one USB Type-C port, one USB 3.0 and one USB 2.0 port, a single HDMI output, an RJ45 jack, an external memory card slot, and a 3.5mm audio socket, alongside Wi-Fi 6E and Bluetooth 5.3.

Pros
  • The 3840 x 2160 resolution at 163 ppi on a 27-inch panel delivers noticeably sharp detail for a built-in all-in-one display
  • Wide 178-degree viewing angles both horizontally and vertically maintain consistent image quality from off-axis positions
  • An internal power supply eliminates the need for an external power brick, keeping desk cabling tidy
  • Two Thunderbolt ports combined with an external memory card slot provide flexible high-speed peripheral and storage connectivity
  • 32GB of DDR5 memory offers substantial headroom for multitasking, with expansion possible up to 96GB across two channels
  • Dolby Atmos support and dual built-in microphones enhance both audio playback and voice capture without external hardware
Cons
  • No touch screen support is available, limiting direct on-screen interaction
  • Neither 3D facial recognition nor a fingerprint scanner is present, so biometric login is not possible despite the included front camera
  • No HDR support of any kind — HDR10, HDR10+, and Dolby Vision are all absent from the display
  • Display output is limited to a single HDMI port with no DisplayPort or mini DisplayPort, restricting wired external monitor options without using the Thunderbolt ports
  • Portrait mode orientation is not supported, reducing flexibility for vertical display configurations
Who is this for?

This all-in-one suits home office users and productivity-focused professionals who want a sharp, detailed display without managing a separate tower and monitor. The 3840 x 2160 panel at 163 ppi makes it well matched to tasks where text clarity and fine visual detail matter, such as document work, coding, or light photo review. The 32GB of DDR5 memory alongside expandability up to 96GB and two Thunderbolt ports also serve users who connect high-speed external devices or anticipate heavier multitasking needs over time, while the internal power supply and top energy efficiency rating suit those who value a clean, low-consumption desk setup.

Who is this NOT for?

Users who depend on biometric login will find this machine unsuitable, as neither facial recognition nor a fingerprint scanner is included despite the front camera. Those who work with touch-based workflows or require direct on-screen input will be limited by the non-touch display. The integrated Arc Xe-LPG 128EU GPU is also insufficient for users with demanding graphics workloads such as 3D rendering or GPU-accelerated video processing, and the complete absence of HDR support makes it a poor fit for anyone reviewing or producing HDR content.

Performance:

CPU speed 6 x 1.4 & 8 x 0.9 GHz
RAM 32GB
GPU clock speed 300 MHz
PassMark result 24879
PassMark result (single) 3468
CPU threads 22 threads
DDR memory version 5
GPU turbo 2250 MHz
semiconductor size 7 nm

The CPU runs a hybrid core configuration of six cores at 1.4 GHz and eight cores at 0.9 GHz across 22 threads on a 7 nm process, paired with 32GB of DDR5 memory. The integrated GPU operates at a base clock of 300 MHz with a turbo of 2250 MHz. Benchmark results land at 24,879 for PassMark multi-threaded and 3,468 for the single-threaded test.

Display:

pixel density 163 ppi
resolution 3840 x 2160 px
has anti-reflection coating
screen size 27"
refresh rate 60Hz
supports Dolby Vision
supports HDR10+
supports HDR10
supported displays 4
Has a curved display
has a touch screen
maximum horizontal viewing angle 178º
maximum vertical viewing angle 178º

The 27-inch flat panel runs at 3840 x 2160 resolution with a pixel density of 163 ppi and a 60Hz refresh rate, backed by an anti-reflection coating and maximum viewing angles of 178 degrees both horizontally and vertically. The display does not support touch input and has no HDR capability — HDR10, HDR10+, and Dolby Vision are all absent. The system supports output to up to 4 displays simultaneously, extending connectivity beyond the built-in screen.

Connectivity:

Wi-Fi version Wi-Fi 6E (802.11ax), Wi-Fi 6 (802.11ax), Wi-Fi 5 (802.11ac), Wi-Fi 4 (802.11n)
Bluetooth version 5.3
supports Ethernet
has an external memory slot
has an HDMI output
HDMI ports 1
has a socket for a 3.5 mm audio jack
DisplayPort outputs 0
mini DisplayPort outputs 0
USB 2.0 ports 1
USB 3.0 ports 1
RJ45 ports 1
Has USB Type-C
Thunderbolt ports 2

Wireless connectivity covers Wi-Fi 6E (802.11ax) with backward compatibility through Wi-Fi 6, 5, and 4, paired with Bluetooth 5.3 and a single RJ45 port for wired Ethernet. The port selection includes two Thunderbolt ports, one USB Type-C port, one USB 3.0 port, and one USB 2.0 port, along with a single HDMI output and no DisplayPort or mini DisplayPort connections. An external memory card slot and a 3.5mm audio jack are also available.

Features:

has Dolby Atmos
has a front camera
megapixels (front camera) 5MP
has an ambient light sensor
Uses 3D facial recognition
Has a fingerprint scanner

A 5MP front camera is built in alongside Dolby Atmos audio support, though neither 3D facial recognition nor a fingerprint scanner is available for biometric login, and no ambient light sensor is present.

Design:

Has an internal power supply
has a privacy shutter
supports portrait mode
height 374 mm
width 627 mm
weight 6900 g

The unit measures 627 mm wide and 374 mm tall, weighing 6900 g, and includes an internal power supply, removing the need for an external power brick. A privacy shutter is provided for the front camera, though portrait mode orientation is not supported.

General info:

internal storage 1024GB
Uses flash storage
number of microphones 2
has stereo speakers
has top energy efficiency rating

Internal storage amounts to 1024GB of flash-based storage, and the system includes stereo speakers and two built-in microphones for audio input. It also carries a top energy efficiency rating, indicating low power draw during regular use.

Miscellaneous:

PassMark result (overclocked) 24880
shading units 1024
render output units (ROPs) 32
texture mapping units (TMUs) 64
GPU name Arc Xe-LPG 128EU
CPU socket BGA 2049
Type Laptop
clock multiplier 38
Has an unlocked multiplier
instruction sets MMX, F16C, FMA3, AES, AVX, AVX2, SSE 4.1, SSE 4.2
L3 cache 24 MB
Has NX bit
Supports 64-bit
uses multithreading
CPU temperature 110 °C
PCI Express (PCIe) version 5
OpenCL version 3
OpenGL version 4.6
DirectX version DirectX 12 Ultimate
GPU execution units 8
Has integrated graphics
Supports ECC memory
memory channels 2
RAM speed (max) 7467 MHz
maximum memory amount 96GB
Thermal Design Power (TDP) 28W
turbo clock speed 4.8GHz
Uses big.LITTLE technology

The laptop-class CPU uses a BGA 2049 socket with big.LITTLE architecture, a 28W TDP, a turbo frequency of 4.8 GHz, 24 MB of L3 cache, a fixed clock multiplier of 38, and a maximum operating temperature of 110 °C. It supports multithreading, 64-bit computing, an NX bit, and instruction sets covering MMX, F16C, FMA3, AES, AVX, AVX2, SSE 4.1, and SSE 4.2. The integrated Arc Xe-LPG 128EU GPU carries 1024 shading units, 64 TMUs, 32 ROPs, and 8 execution units, with support for DirectX 12 Ultimate, OpenGL 4.6, and OpenCL 3 over a PCIe 5 interface. Memory can scale up to 96GB across two channels at speeds reaching 7467 MHz, though ECC is not supported. The overclocked PassMark result is recorded at 24,880.

Final Verdict

The Samsung All-in-One DM970AGA-LC71G (2024) makes a coherent case for users who want a high-resolution, clutter-free desktop without the complexity of a separate tower setup. Its 3840 x 2160 display at 163 ppi is the standout feature, delivering genuinely sharp output that sets it apart from lower-resolution all-in-ones at this screen size, and the 32GB of DDR5 memory with room to grow to 96GB gives it solid staying power for multitasking workloads. The trade-offs — no touch input, no biometric login, and no HDR — mean it is best appreciated by users whose needs align with productivity and display clarity rather than advanced interaction or media production. For that audience, the DM970AGA-LC71G is a well-specified and focused all-in-one that delivers where it counts.