ATI Radeon HD 4650 vs RX 580 XTR

Primary details

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

Place in the rankingnot rated1195
Place by popularitynot in top-100not in top-100
Power efficiencyno data0.90
ArchitectureGCN 4.0 (2016−2020)TeraScale (2005−2013)
GPU code namePolaris 20RV730
Market segmentDesktopDesktop
Release date18 April 2017 (7 years ago)10 September 2008 (16 years ago)
Launch price (MSRP)$229 no data

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 cores2304320
Core clock speed1257 MHz600 MHz
Boost clock speed1340 MHzno data
Number of transistors5,700 million514 million
Manufacturing process technology14 nm55 nm
Power consumption (TDP)185 Watt48 Watt
Texture fill rate193.019.20
Floating-point processing powerno data0.384 TFLOPS
ROPs328
TMUs14432

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 3.0 x16PCIe 2.0 x16
Length241 mm193 mm
Width2-slot1-slot
Supplementary power connectors1x 8-pinno 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 typeGDDR5GDDR3
Maximum RAM amount8 GB256 MB
Memory bus width256 Bit128 Bit
Memory clock speed8000 MHz700 MHz
Memory bandwidth256.0 GB/s22.4 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 Connectors1x HDMI, 3x DisplayPort2x DVI, 1x S-Video
HDMI+-

API compatibility

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

DirectX12.0 (12_0)10.1 (10_1)
Shader Modelno data4.1
OpenGL4.53.3
OpenCLno data1.1
Vulkan-N/A

Pros & cons summary


Recency 18 April 2017 10 September 2008
Maximum RAM amount 8 GB 256 MB
Chip lithography 14 nm 55 nm
Power consumption (TDP) 185 Watt 48 Watt

RX 580 XTR has an age advantage of 8 years, a 3100% higher maximum VRAM amount, and a 292.9% more advanced lithography process.

ATI HD 4650, on the other hand, has 285.4% lower power consumption.

We couldn't decide between Radeon RX 580 XTR and Radeon HD 4650. 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 RX 580 XTR
Radeon RX 580 XTR
ATI Radeon HD 4650
Radeon HD 4650

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Community ratings

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4 29 votes

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3.2 227 votes

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Questions & comments

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