Lenovo

Lenovo 27IRH9 27" IdeaCentre AIO Touchscreen Desktop

4.5 (2 reviews)
FHD1920 x 1080Ryzen 5 7535HS5MP

Ryzen 5 7535HS and DDR5 RAM in a 27" touchscreen AIO that eliminates the cable tangle for good.

$859.00*
In Stock on Amazon.com
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*Price sourced from Amazon.com. Last updated:Jul 15, 2026.Price and availability are subject to change.

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Overview

The Lenovo IdeaCentre AIO 27IRH9 pairs an AMD Ryzen 5 7535HS — a 6-core, 12-thread mobile processor with a 4.6GHz boost clock and 16MB L3 cache — with 16GB of DDR5 RAM and a 512GB PCIe NVMe M.2 SSD into a single-chassis all-in-one. DDR5 at this capacity tier means higher per-module bandwidth than equivalent DDR4 configurations, which translates to faster data movement between CPU and memory during parallelized workloads. The NVMe SSD is the right call for a machine of this class — SATA SSDs would be a bottleneck given the CPU's throughput capabilities. The 27" IPS display hits 100Hz and covers 99% sRGB, which at 300 nits of brightness is strong for indoor office environments, though not color-grading accurate at a professional level.

This AIO is built for knowledge workers, students, and households that want a clutter-free desk setup with real processing power. The wireless keyboard, mouse, and Qi charging base together eliminate the cable tangle that plagues traditional tower-and-monitor setups. Wi-Fi 6 and Bluetooth are integrated, meaning no USB adapter overhead. The 5MP webcam handles video conferencing well, and the HDMI outputs allow the unit to drive an external display — useful for expanding screen real estate without adding a second PC. Where it won't satisfy demanding users is in GPU workloads: the Radeon integrated graphics are capable for video playback and light creative work but hit a hard ceiling on 3D and compute-intensive GPU tasks. For its target use case, the IdeaCentre 27IRH9 is a coherent, well-configured machine.

Key Features

【High Speed RAM And Enormous Space】16GB high-bandwidth DDR5 RAM to smoothly run multiple applications and browser tabs all at once; 512GB PCIe NVMe M.2 Solid State Drive allows to fast bootup and data transfer

【Processor】AMD Ryzen 5 7535HS (6 Cores, 12 Threads, 16MB L3 Cache, 3.3GHz base frequency, up to 4.6GHz at Maximum Turbo speed), with AMD Radeon Graphics

【Display】27" FHD (1920 x 1080), IPS, Anti-Glare, Touch, 99%sRGB, 300 nits, 100Hz, 14ms

【Tech Specs】1 x Superspeed USB Type-A, 1 x Superspeed USB Type-C, 2 x USB Type-A 2.0, 2 x HDMI, 1 x RJ-45, 1 x headphone/microphone combo; 5MP Camera; Wi-Fi 6 & Bluetooth; Wireless KB & Mouse; Wireless Charging Base

【Operating System】Windows 11 Home operating system offers powerful platform to efficiently run routine applications

Specifications

Display
27" FHD IPS Touch, 1920x1080, 100Hz, 14ms, 300 nits, 99% sRGB, Anti-Glare
Processor
AMD Ryzen 5 7535HS (6 Cores, 12 Threads, 3.3GHz base / 4.6GHz boost, 16MB L3)
Memory
16GB DDR5
Storage
512GB PCIe NVMe M.2 SSD
Graphics
AMD Radeon Graphics (integrated)
Webcam
5MP
Wireless
Wi-Fi 6, Bluetooth
Ports
1x USB-A SuperSpeed, 1x USB-C SuperSpeed, 2x USB-A 2.0, 2x HDMI, 1x RJ-45, 1x headphone/mic combo
Operating System
Windows 11 Home
Included Peripherals
Wireless keyboard, wireless mouse, wireless charging base

Pros & Cons

👍 Pros

  • DDR5 RAM delivers higher memory bandwidth than DDR4 at equivalent speeds, reducing bottlenecks in multi-tab browsing and multitasking workloads.
  • 512GB NVMe PCIe SSD provides fast boot times (typically under 15 seconds) and responsive application launches versus a SATA SSD.
  • AMD Ryzen 5 7535HS boosts to 4.6GHz across 6 cores and 12 threads, handling productivity, light creative work, and video calls simultaneously without throttling under typical loads.
  • 100Hz IPS panel with 99% sRGB coverage delivers accurate color rendering suited for photo editing and content review beyond basic office work.
  • Integrated wireless charging base eliminates a dedicated charger cable from the desk, reducing clutter without adding peripheral complexity.

👎 Cons

  • Integrated AMD Radeon graphics cannot drive externally demanding GPU workloads — 3D rendering, CUDA-dependent applications, and mid-tier gaming are hard limits without a dedicated GPU.
  • 27" FHD (1920x1080) at this screen size results in a pixel density of approximately 82 PPI, noticeably lower than QHD or 4K panels — individual pixels are visible at normal viewing distances.
  • 14ms response time is high by gaming monitor standards; motion blur is visible in fast-paced content despite the 100Hz refresh rate.
  • AIO form factor makes CPU, GPU, and thermal system non-upgradeable — the Ryzen 5 is the performance ceiling for the machine's lifetime.
  • Only one SuperSpeed USB Type-A and one USB-C at full speed; the remaining two USB-A ports run at USB 2.0 speeds, limiting high-bandwidth peripheral options.

Frequently Asked Questions

The M.2 NVMe SSD is technically accessible for replacement in most AIO configurations, but Lenovo's IdeaCentre AIOs are not designed for user-serviceable upgrades — disassembly voids warranty. There is no secondary 2.5" bay; external storage via USB is the practical expansion path.
Yes, at 100Hz cursor movement and window animations are perceptibly smoother than 60Hz, which reduces visual fatigue during long work sessions. For gaming, the Ryzen's integrated Radeon graphics will be the frame rate ceiling — not the display.
The wireless charging base uses Qi standard charging. It's positioned at the base of the unit and can charge compatible smartphones or earbuds placed on it — a convenience feature rather than a high-wattage fast charger.
In practice, Wi-Fi 6 delivers higher throughput and lower latency in congested environments — homes with many connected devices or busy office networks. On a less congested network, real-world speeds are similar to Wi-Fi 5, but the AX standard future-proofs the machine for router upgrades.
Yes. The 7535HS includes AMD's VCE (Video Coding Engine) for hardware-accelerated H.264 and H.265 encoding and decoding. This meaningfully reduces CPU load during video export or streaming tasks compared to software-only encoding.