Radeon HD 4730 vs HD 4770

Primary Details

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

Place in performance ranking805not rated
Place by popularitynot in top-100not in top-100
Cost-Effectiveness Evaluation0.09no data
ArchitectureTeraScale (2005−2013)TeraScale (2005−2013)
GPU code nameRV740RV770
Market segmentDesktopDesktop
Release date28 April 2009 (15 years ago)8 June 2009 (14 years ago)
Launch price (MSRP)$109 $79
Current price$182 (1.7x MSRP)no data

Cost-Effectiveness Evaluation

Performance to price ratio. The higher, the better.

no data

Detailed Specifications

General performance parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. These parameters indirectly speak of performance, but for precise assessment you have to consider their benchmark and gaming test results. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores640640
Core clock speed750 MHz750 MHz
Number of transistors826 million956 million
Manufacturing process technology40 nm55 nm
Power consumption (TDP)80 Watt110 Watt
Texture fill rate24.0024.00
Floating-point performance960.0 gflops960.0 gflops

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 2.0 x16
Length203 mm241 mm
Width2-slot2-slot
Supplementary power connectors1x 6-pin1x 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 typeGDDR5GDDR5
Maximum RAM amount512 MB512 MB
Memory bus width128 Bit128 Bit
Memory clock speed3200 MHz3600 MHz
Memory bandwidth51.2 GB/s57.6 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 Connectors2x DVI, 1x S-Video2x DVI, 1x S-Video

API Compatibility

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

DirectX10.1 (10_1)10.1 (10_1)
Shader Model4.14.1
OpenGL3.33.3
OpenCL1.11.1
VulkanN/AN/A

Pros & Cons Summary


Recency 28 April 2009 8 June 2009
Cost $109 $79
Chip lithography 40 nm 55 nm
Power consumption (TDP) 80 Watt 110 Watt

We couldn't decide between Radeon HD 4770 and Radeon HD 4730. 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 Radeon HD 4770
Radeon HD 4770
ATI Radeon HD 4730
Radeon HD 4730

Comparisons with Similar GPUs

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Community Ratings

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


4.1 70 votes

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4.1 27 votes

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