GeForce4 420 Go vs Radeon R6 M340DX

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Primary details

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

Place in the ranking785not rated
Place by popularitynot in top-100not in top-100
ArchitectureGCN 1.0 (2011−2020)Celsius (1999−2005)
GPU code nameJetNV17 A5
Market segmentDesktopLaptop
Release date12 December 2015 (8 years ago)6 February 2002 (22 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 cores3842
Core clock speed955 MHz200 MHz
Boost clock speed1030 MHz190 MHz
Number of transistors690 million29 million
Manufacturing process technology28 nm150 nm
Texture fill rate24.720.8
Floating-point processing power0.791 TFLOPSno data
ROPs82
TMUs244

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).

InterfaceIGPAGP 4x
WidthIGPno data

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 typeSystem SharedDDR
Maximum RAM amountSystem Shared32 MB
Memory bus widthSystem Shared64 Bit
Memory clock speedSystem Shared200 MHz
Memory bandwidthno data3.2 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 outputsNo outputs

API compatibility

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

DirectX12 (11_1)8.0
Shader Model5.1no data
OpenGL4.61.3
OpenCL1.2N/A
Vulkan1.2.131N/A

Pros & cons summary


Recency 12 December 2015 6 February 2002
Chip lithography 28 nm 150 nm

R6 M340DX has an age advantage of 13 years, and a 435.7% more advanced lithography process.

We couldn't decide between Radeon R6 M340DX and GeForce4 420 Go. We've got no test results to judge.

Be aware that Radeon R6 M340DX is a desktop card while GeForce4 420 Go 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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AMD Radeon R6 M340DX
Radeon R6 M340DX
NVIDIA GeForce4 420 Go
GeForce4 420 Go

Comparisons with similar GPUs

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Community ratings

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3.7 37 votes

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Questions & comments

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