Iris Xe Graphics MAX vs ATI Mobility Radeon X1900

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Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the rankingnot rated621
Place by popularitynot in top-100not in top-100
Power efficiencyno data14.25
ArchitectureR500 (2005−2007)Generation 12.1 (2020−2021)
GPU code nameM68DG1
Market segmentLaptopDesktop
Release date11 January 2007 (17 years ago)31 October 2020 (4 years ago)

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores44768
Core clock speed400 MHzno data
Boost clock speed400 MHz1650 MHz
Number of transistors384 millionno data
Manufacturing process technology80 nm10 nm
Power consumption (TDP)no data25 Watt
Texture fill rate4.80079.20
Floating-point processing powerno data2.534 TFLOPS
ROPs1224
TMUs1248

Form factor & compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

Laptop sizelargeno data
InterfacePCIe 1.0 x16PCIe 4.0 x4
Widthno dataIGP

VRAM capacity and type

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory typeGDDR3LPDDR4X
Maximum RAM amount256 MB4 GB
Memory bus width256 Bit128 Bit
Memory clock speed480 MHz4.3 GB/s
Memory bandwidth30.72 GB/s68.26 GB/s
Shared memory-no data

Connectivity and outputs

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display ConnectorsNo outputsNo outputs

API compatibility

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX9.0c (9_3)12 (12_1)
Shader Model3.06.4
OpenGL2.04.6
OpenCLN/A3.0
VulkanN/A1.2

Pros & cons summary


Recency 11 January 2007 31 October 2020
Maximum RAM amount 256 MB 4 GB
Chip lithography 80 nm 10 nm

Iris Xe Graphics MAX has an age advantage of 13 years, a 1500% higher maximum VRAM amount, and a 700% more advanced lithography process.

We couldn't decide between Mobility Radeon X1900 and Iris Xe Graphics MAX. We've got no test results to judge.

Be aware that Mobility Radeon X1900 is a notebook card while Iris Xe Graphics MAX is a desktop one.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

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ATI Mobility Radeon X1900
Mobility Radeon X1900
Intel Iris Xe Graphics MAX
Iris Xe Graphics MAX

Comparisons with similar GPUs

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Community ratings

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1 1 vote

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3.3 208 votes

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Questions & comments

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