RTX A4000 vs Radeon HD 7450 OEM

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Primary details

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

Place in the rankingnot rated58
Place by popularitynot in top-100not in top-100
Power efficiencyno data24.73
ArchitectureTeraScale 2 (2009−2015)Ampere (2020−2024)
GPU code nameCaicosGA104
Market segmentDesktopWorkstation
Release date5 January 2012 (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 cores1606144
Core clock speed625 MHz735 MHz
Boost clock speedno data1560 MHz
Number of transistors370 million17,400 million
Manufacturing process technology40 nm8 nm
Power consumption (TDP)18 Watt140 Watt
Texture fill rate5.000299.5
Floating-point processing power0.2 TFLOPS19.17 TFLOPS
ROPs496
TMUs8192
Tensor Coresno data192
Ray Tracing Coresno data48

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 4.0 x16
Length168 mm241 mm
Width1-slot1-slot
Supplementary power connectorsNone1x 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 typeGDDR3GDDR6
Maximum RAM amount512 MB16 GB
Memory bus width64 Bit256 Bit
Memory clock speed533 MHz1750 MHz
Memory bandwidth8.528 GB/s448.0 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 DVI, 1x HDMI4x DisplayPort 1.4a
HDMI+-

API compatibility

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

DirectX11.2 (11_0)12 Ultimate (12_2)
Shader Model5.06.7
OpenGL4.44.6
OpenCL1.23.0
VulkanN/A1.3
CUDA-8.6

Pros & cons summary


Recency 5 January 2012 12 April 2021
Maximum RAM amount 512 MB 16 GB
Chip lithography 40 nm 8 nm
Power consumption (TDP) 18 Watt 140 Watt

HD 7450 OEM has 677.8% lower power consumption.

RTX A4000, on the other hand, has an age advantage of 9 years, a 3100% higher maximum VRAM amount, and a 400% more advanced lithography process.

We couldn't decide between Radeon HD 7450 OEM and RTX A4000. We've got no test results to judge.

Be aware that Radeon HD 7450 OEM is a desktop card while RTX A4000 is a workstation 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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AMD Radeon HD 7450 OEM
Radeon HD 7450 OEM
NVIDIA RTX A4000
RTX A4000

Comparisons with similar GPUs

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Community ratings

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3.1 128 votes

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4 636 votes

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Questions & comments

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