RTX A400 vs ATI Radeon X1300 CE

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Primary details

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

Place in the rankingnot rated417
Place by popularitynot in top-100not in top-100
Power efficiencyno data15.57
ArchitectureUltra-Threaded SE (2005−2007)Ampere (2020−2024)
GPU code nameRV505GA107
Market segmentDesktopWorkstation
Release date27 October 2006 (18 years ago)16 April 2024 (less than a 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 coresno data768
Core clock speed350 MHz727 MHz
Boost clock speedno data1762 MHz
Number of transistors107 million8,700 million
Manufacturing process technology90 nm8 nm
Power consumption (TDP)27 Watt50 Watt
Texture fill rate1.40042.29
Floating-point processing powerno data2.706 TFLOPS
ROPs416
TMUs424
Tensor Coresno data24
Ray Tracing Coresno data6

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).

InterfacePCIe 1.0 x16PCIe 4.0 x8
Lengthno data163 mm
Width1-slot1-slot
Supplementary power connectorsNoneNone

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 typeDDR2GDDR6
Maximum RAM amount128 MB4 GB
Memory bus width64 Bit64 Bit
Memory clock speed400 MHz1500 MHz
Memory bandwidth6.4 GB/s96 GB/s

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 Connectors1x DVI, 1x S-Video4x mini-DisplayPort 1.4a

API compatibility

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

DirectX9.0c (9_3)12 Ultimate (12_2)
Shader Model3.06.7
OpenGL2.14.6
OpenCLN/A3.0
VulkanN/A1.3
CUDA-8.6

Pros & cons summary


Recency 27 October 2006 16 April 2024
Maximum RAM amount 128 MB 4 GB
Chip lithography 90 nm 8 nm
Power consumption (TDP) 27 Watt 50 Watt

ATI X1300 CE has 85.2% lower power consumption.

RTX A400, on the other hand, has an age advantage of 17 years, a 3100% higher maximum VRAM amount, and a 1025% more advanced lithography process.

We couldn't decide between Radeon X1300 CE and RTX A400. We've got no test results to judge.

Be aware that Radeon X1300 CE is a desktop card while RTX A400 is a workstation 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 Radeon X1300 CE
Radeon X1300 CE
NVIDIA RTX A400
RTX A400

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Community ratings

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