GeForce RTX 4070 Mobile vs ATI Radeon Xpress X1250

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Primary details

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

Place in the rankingnot rated54
Place by popularitynot in top-100not in top-100
Power efficiencyno data30.33
Architectureno dataAda Lovelace (2022−2024)
GPU code nameRS690MAD106
Market segmentLaptopLaptop
Release date1 February 2007 (17 years ago)3 January 2023 (1 year 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 cores44608
Core clock speedno data1395 MHz
Boost clock speed350 MHz1695 MHz
Manufacturing process technology80 nm4 nm
Power consumption (TDP)no data115 Watt
Texture fill rateno data244.1
Floating-point processing powerno data15.62 TFLOPS
ROPsno data48
TMUsno data144
Tensor Coresno data144
Ray Tracing Coresno data36

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 sizeno datalarge
Interfaceno dataPCIe 4.0 x16

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 typeno dataGDDR6
Maximum RAM amount128 MB8 GB
Memory bus widthno data128 Bit
Memory clock speedno data2000 MHz
Memory bandwidthno data256.0 GB/s
Shared memory+-

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 dataPortable Device Dependent

API compatibility

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

DirectXno data12 Ultimate (12_2)
Shader Modelno data6.7
OpenGLno data4.6
OpenCLno data3.0
Vulkan-1.3
CUDA-8.9

Pros & cons summary


Recency 1 February 2007 3 January 2023
Maximum RAM amount 128 MB 8 GB
Chip lithography 80 nm 4 nm

RTX 4070 Mobile has an age advantage of 15 years, a 6300% higher maximum VRAM amount, and a 1900% more advanced lithography process.

We couldn't decide between Radeon Xpress X1250 and GeForce RTX 4070 Mobile. We've got no test results to judge.


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 Radeon Xpress X1250
Radeon Xpress X1250
NVIDIA GeForce RTX 4070 Mobile
GeForce RTX 4070 Mobile

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Community ratings

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2.9 13 votes

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4 1776 votes

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Questions & comments

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