RTX A4000 Mobile vs ATI Radeon HD 4720

Primary details

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

Place in the rankingnot rated104
Place by popularitynot in top-100not in top-100
Power efficiencyno data25.33
ArchitectureTeraScale (2005−2013)Ampere (2020−2024)
GPU code nameRV730GA104
Market segmentDesktopLaptop
Release date11 December 2011 (12 years ago)12 April 2021 (3 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 cores3205120
Core clock speed600 MHz1140 MHz
Boost clock speedno data1680 MHz
Number of transistors514 million17,400 million
Manufacturing process technology55 nm8 nm
Power consumption (TDP)55 Watt115 Watt
Texture fill rate19.20268.8
Floating-point processing power0.384 TFLOPS17.2 TFLOPS
ROPs880
TMUs32160
Tensor Coresno data160
Ray Tracing Coresno data40

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).

Laptop sizeno datalarge
InterfacePCIe 2.0 x16PCIe 4.0 x16
Length193 mmno data
Width1-slotno 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 typeGDDR3GDDR6
Maximum RAM amount1 GB8 GB
Memory bus width128 Bit256 Bit
Memory clock speed667 MHz1500 MHz
Memory bandwidth21.34 GB/s384.0 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 Connectors2x DVI, 1x S-VideoPortable 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
OpenCL1.13.0
VulkanN/A1.3
CUDA-8.6

Pros & cons summary


Recency 11 December 2011 12 April 2021
Maximum RAM amount 1 GB 8 GB
Chip lithography 55 nm 8 nm
Power consumption (TDP) 55 Watt 115 Watt

ATI HD 4720 has 109.1% lower power consumption.

RTX A4000 Mobile, on the other hand, has an age advantage of 9 years, a 700% higher maximum VRAM amount, and a 587.5% more advanced lithography process.

We couldn't decide between Radeon HD 4720 and RTX A4000 Mobile. We've got no test results to judge.

Be aware that Radeon HD 4720 is a desktop card while RTX A4000 Mobile 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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ATI Radeon HD 4720
Radeon HD 4720
NVIDIA RTX A4000 Mobile
RTX A4000 Mobile

Comparisons with similar GPUs

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Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


4.7 3 votes

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4.3 20 votes

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Questions & comments

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