ATI Rage LT PRO AGP vs VIA Castle Rock

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Primary details

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

Place in the rankingnot ratednot rated
Place by popularitynot in top-100not in top-100
Architectureno dataMach (1992−1997)
GPU code nameCLE266Mach64 LT
Market segmentLaptopLaptop
Release date1 January 2003 (21 year ago)1 November 1997 (27 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 cores3no data
Core clock speed2 MHz75 MHz
Number of transistorsno data1 million
Manufacturing process technologyno data500 nm
Texture fill rateno data0.08
ROPsno data1
TMUsno data1

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).

Interfaceno dataAGP 2x
Supplementary power connectorsno dataNone

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 dataSDR
Maximum RAM amountno data8 MB
Memory bus widthno data64 Bit
Memory clock speedno data100 MHz
Memory bandwidthno data800.0 MB/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 dataNo outputs

API compatibility

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

DirectXno data5.0
OpenGLno dataN/A
OpenCLno dataN/A
Vulkan-N/A

Pros & cons summary


Recency 1 January 2003 1 November 1997

VIA Castle Rock has an age advantage of 5 years.

We couldn't decide between VIA Castle Rock and Rage LT PRO AGP. 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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VIA Castle Rock
Castle Rock
ATI Rage LT PRO AGP
Rage LT PRO AGP

Comparisons with similar GPUs

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Community ratings

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5 2 votes

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4.7 7 votes

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Questions & comments

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