NVIDIA GeForce RTX 3080 vs ATI Radeon HD 5450

VS

NVIDIA GeForce RTX 3080

ATI Radeon HD 5450

We compared two Desktop platform GPUs: 10GB VRAM GeForce RTX 3080 and 512MB VRAM Radeon HD 5450 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 's Advantages

Released 10 years and 7 months late

Boost Clock1710MHz

More VRAM (10GB vs 512GB)

Larger VRAM bandwidth (760.3GB/s vs 6.400GB/s)

8624 additional rendering cores

ATI Radeon HD 5450 's Advantages

Lower TDP (19W vs 320W)

Score

Benchmark

FP32 (float)

GeForce RTX 3080 +28525%

29.77 TFLOPS

Radeon HD 5450

0.104 TFLOPS

GeForce RTX 3080

VS

Radeon HD 5450

Graphics Card

Sep 2020

Release Date

Feb 2010

GeForce 30

Generation

Evergreen

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1440 MHz

Base Clock

-

1710 MHz

Boost Clock

-

1188 MHz

Memory Clock

400 MHz

Memory

10GB

Memory Size

512MB

GDDR6X

Memory Type

DDR2

320bit

Memory Bus

64bit

760.3GB/s

Bandwidth

6.400GB/s

Render Config

-

Compute Units

2

68

SM Count

-

8704

Shading Units

80

272

TMUs

8

96

ROPs

4

272

Tensor Cores

-

68

RT Cores

-

128 KB (per SM)

L1 Cache

8 KB (per CU)

5 MB

L2 Cache

128 KB

-

Theoretical Performance

164.2 GPixel/s

Pixel Rate

2.600 GPixel/s

465.1 GTexel/s

Texture Rate

5.200 GTexel/s

29.77 TFLOPS

FP16 (half)

-

29.77 TFLOPS

FP32 (float)

104.0 GFLOPS

465.1 GFLOPS

FP64 (double)

-

Board Design

320W

TDP

19W

700 W

Suggested PSU

200 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

1x 12-pin

Power Connectors

None

Graphics Processor

GA102

GPU Name

Cedar

GA102-200-KD-A1

GPU Variant

Cedar PRO

Ampere

Architecture

TeraScale 2

Samsung

Foundry

TSMC

8 nm

Process Size

40 nm

28.3 billion

Transistors

0.292 billion

628 mm²

Die Size

59 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.3

Vulkan

N/A

8.6

CUDA

-

6.6

Shader Model

5.0

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