Radeon 680M vs ATI Mobility HD 4350

Primary details

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

Place in the rankingnot rated336
Place by popularitynot in top-100not in top-100
Power efficiencyno data22.28
ArchitectureTeraScale (2005−2013)RDNA 2.0 (2020−2024)
GPU code nameM92Rembrandt+
Market segmentLaptopLaptop
Release date9 January 2009 (15 years ago)3 January 2023 (1 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 cores80768
Core clock speed450 MHz2000 MHz
Boost clock speedno data2200 MHz
Number of transistors242 million13,100 million
Manufacturing process technology55 nm6 nm
Power consumption (TDP)no data50 Watt
Texture fill rate3.600105.6
Floating-point processing power0.072 TFLOPS3.379 TFLOPS
ROPs432
TMUs848
Ray Tracing Coresno data12

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 2.0 x16PCIe 4.0 x8
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 typeGDDR3System Shared
Maximum RAM amount512 MBSystem Shared
Memory bus width64 BitSystem Shared
Memory clock speed600 MHzSystem Shared
Memory bandwidth9.6 GB/sno data
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 outputsPortable Device Dependent

API compatibility

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

DirectX10.1 (10_1)12 Ultimate (12_2)
Shader Model4.16.7
OpenGL3.34.6
OpenCL1.12.0
VulkanN/A1.3

Pros & cons summary


Recency 9 January 2009 3 January 2023
Chip lithography 55 nm 6 nm

Radeon 680M has an age advantage of 13 years, and a 816.7% more advanced lithography process.

We couldn't decide between Mobility Radeon HD 4350 and Radeon 680M. 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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ATI Mobility Radeon HD 4350
Mobility Radeon HD 4350
AMD Radeon 680M
Radeon 680M

Comparisons with similar GPUs

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Community ratings

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3.6 16 votes

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4.2 936 votes

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Questions & comments

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