ATI Radeon HD 4750 vs R4 Graphics

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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
ArchitectureGCN 2.0 (2013−2017)TeraScale (2005−2013)
GPU code nameBeemaRV740
Market segmentDesktopDesktop
Release date11 June 2014 (10 years ago)9 September 2009 (15 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 cores128640
Core clock speed800 MHz730 MHz
Number of transistors930 million826 million
Manufacturing process technology28 nm40 nm
Power consumption (TDP)15 Watt100 Watt
Texture fill rate6.40023.36
Floating-point processing power0.2048 TFLOPS0.9344 TFLOPS
ROPs416
TMUs832

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).

InterfaceIGPPCIe 2.0 x16
WidthIGP1-slot
Supplementary power connectorsno data1x 6-pin

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 SharedGDDR5
Maximum RAM amountSystem Shared512 MB
Memory bus widthSystem Shared128 Bit
Memory clock speedSystem Shared800 MHz
Memory bandwidthno data51.2 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 ConnectorsNo outputs2x DVI, 1x S-Video

API compatibility

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

DirectX12 (12_0)10.1 (10_1)
Shader Model6.34.1
OpenGL4.63.3
OpenCL2.01.1
Vulkan1.2.131N/A

Pros & cons summary


Recency 11 June 2014 9 September 2009
Chip lithography 28 nm 40 nm
Power consumption (TDP) 15 Watt 100 Watt

R4 Graphics has an age advantage of 4 years, a 42.9% more advanced lithography process, and 566.7% lower power consumption.

We couldn't decide between Radeon R4 Graphics and Radeon HD 4750. 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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AMD Radeon R4 Graphics
Radeon R4 Graphics
ATI Radeon HD 4750
Radeon HD 4750

Comparisons with similar GPUs

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Community ratings

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2.7 1222 votes

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4.6 56 votes

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Questions & comments

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