ATI Radeon HD 4450 vs RX Vega 11

Primary details

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

Place in the ranking601not rated
Place by popularitynot in top-100not in top-100
Power efficiency11.30no data
ArchitectureGCN 5.0 (2017−2020)TeraScale (2005−2013)
GPU code nameRavenRV710
Market segmentDesktopDesktop
Release date10 May 2018 (6 years ago)18 November 2011 (12 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 cores70480
Core clock speed300 MHz600 MHz
Boost clock speed1251 MHzno data
Number of transistors4,940 million242 million
Manufacturing process technology14 nm55 nm
Power consumption (TDP)35 Watt25 Watt
Texture fill rate55.044.800
Floating-point processing power1.761 TFLOPS0.096 TFLOPS
ROPs84
TMUs448

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
Lengthno data168 mm
WidthIGP1-slot
Supplementary power connectorsNoneNone

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 SharedDDR2
Maximum RAM amountSystem Shared512 MB
Memory bus widthSystem Shared64 Bit
Memory clock speedSystem Shared400 MHz
Memory bandwidthno data6.4 GB/s
Shared memory-no data

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 ConnectorsMotherboard Dependent1x DVI, 1x HDMI, 1x DisplayPort
HDMI-+

API compatibility

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

DirectX12 (12_1)10.1 (10_1)
Shader Model6.7 (6.4)4.1
OpenGL4.63.3
OpenCL2.11.1
Vulkan1.3N/A

Pros & cons summary


Recency 10 May 2018 18 November 2011
Chip lithography 14 nm 55 nm
Power consumption (TDP) 35 Watt 25 Watt

RX Vega 11 has an age advantage of 6 years, and a 292.9% more advanced lithography process.

ATI HD 4450, on the other hand, has 40% lower power consumption.

We couldn't decide between Radeon RX Vega 11 and Radeon HD 4450. 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 Vega 11
Radeon RX Vega 11
ATI Radeon HD 4450
Radeon HD 4450

Comparisons with similar GPUs

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Community ratings

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3.9 1753 votes

Rate Radeon RX Vega 11 on a scale of 1 to 5:

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2.3 35 votes

Rate Radeon HD 4450 on a scale of 1 to 5:

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Questions & comments

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