ATI Mobility Radeon X700 XL vs GeForce 8400 GS

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Primary details

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

Place in the ranking1256not rated
Place by popularitynot in top-100not in top-100
Power efficiency0.69no data
ArchitectureTesla (2006−2010)R400 (2004−2008)
GPU code nameG86M26
Market segmentDesktopLaptop
Release date17 April 2007 (17 years ago)1 March 2005 (19 years ago)
Launch price (MSRP)$29.99 no data

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 cores16no data
Core clock speed459 MHz350 MHz
Number of transistors210 million120 million
Manufacturing process technology80 nm110 nm
Power consumption (TDP)40 Wattno data
Texture fill rate3.6722.800
Floating-point processing power0.02938 TFLOPSno data
ROPs44
TMUs88

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 1.0 x16
Length170 mmno data
Width1-slotno data
Supplementary power connectorsNoneno data
SLI options+-

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 typeDDR2DDR
Maximum RAM amount256 MB128 MB
Standard memory config per GPU256 MBno data
Memory bus width64 Bit128 Bit
Memory clock speed400 MHz330 MHz
Memory bandwidth6.4 GB/s10.56 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 VGA, 1x S-VideoNo outputs

API compatibility

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

DirectX11.1 (10_0)9.0b (9_2)
Shader Model4.0no data
OpenGL2.12.0
OpenCL1.1N/A
VulkanN/AN/A
CUDA1.1-

Pros & cons summary


Recency 17 April 2007 1 March 2005
Maximum RAM amount 256 MB 128 MB
Chip lithography 80 nm 110 nm

8400 GS has an age advantage of 2 years, a 100% higher maximum VRAM amount, and a 37.5% more advanced lithography process.

We couldn't decide between GeForce 8400 GS and Mobility Radeon X700 XL. We've got no test results to judge.

Be aware that GeForce 8400 GS is a desktop card while Mobility Radeon X700 XL is a notebook 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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NVIDIA GeForce 8400 GS
GeForce 8400 GS
ATI Mobility Radeon X700 XL
Mobility Radeon X700 XL

Comparisons with similar GPUs

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Community ratings

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Questions & comments

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