Radeon Instinct Vega 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 rankingnot ratednot rated
Place by popularitynot in top-100not in top-100
ArchitectureTesla (2006−2010)GCN 5.1 (2018−2022)
GPU code nameG86Vega 20
Market segmentDesktopDesktop
Release date17 April 2007 (17 years ago)no data (2024 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 MHz1000 MHz
Boost clock speedno data1500 MHz
Number of transistors210 millionno data
Manufacturing process technology80 nm7 nm
Power consumption (TDP)40 Watt225 Watt
Texture fill rate3.672no data
Floating-point processing power0.02938 TFLOPSno data
ROPs4no data
TMUs8no data

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 3.0 x16
Length170 mm267 mm
Width1-slotno data
Supplementary power connectorsNone2x 8-pin
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 typeDDR2no data
Maximum RAM amount256 MBno data
Standard memory config per GPU256 MBno data
Memory bus width64 Bitno data
Memory clock speed400 MHz2400 MHz
Memory bandwidth6.4 GB/sno 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 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)12.0 (12_1)
Shader Model4.0no data
OpenGL2.14.6
OpenCL1.1no data
VulkanN/A-
CUDA1.1-

Pros & cons summary


Chip lithography 80 nm 7 nm
Power consumption (TDP) 40 Watt 225 Watt

8400 GS has 462.5% lower power consumption.

Instinct Vega, on the other hand, has a 1042.9% more advanced lithography process.

We couldn't decide between GeForce 8400 GS and Radeon Instinct Vega. 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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NVIDIA GeForce 8400 GS
GeForce 8400 GS
AMD Radeon Instinct Vega
Radeon Instinct Vega

Comparisons with similar GPUs

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Community ratings

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3 613 votes

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4.7 42 votes

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Questions & comments

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