ATI Radeon HD 4450 vs AMD Radeon RX 6650 XT

VS

ATI Radeon HD 4450

AMD Radeon RX 6650 XT

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4450 and 8GB VRAM Radeon RX 6650 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4450 's Advantages

Lower TDP (25W vs 176W)

AMD Radeon RX 6650 XT 's Advantages

Released 10 years and 6 months late

Boost Clock2635MHz

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (280.3GB/s vs 6.400GB/s)

1968 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 4450

0.096 TFLOPS

Radeon RX 6650 XT +11139%

10.79 TFLOPS

Radeon HD 4450

VS

Radeon RX 6650 XT

Graphics Card

Nov 2011

Release Date

May 2022

Radeon R700

Generation

Navi II

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

2055 MHz

-

Boost Clock

2635 MHz

400 MHz

Memory Clock

2190 MHz

Memory

512MB

Memory Size

8GB

DDR2

Memory Type

GDDR6

64bit

Memory Bus

128bit

6.400GB/s

Bandwidth

280.3GB/s

Render Config

1

Compute Units

32

-

80

Shading Units

2048

8

TMUs

128

4

ROPs

64

-

RT Cores

32

16 KB (per CU)

L1 Cache

128 KB per Array

64 KB

L2 Cache

2 MB

-

L3 Cache

32 MB

Theoretical Performance

2.400 GPixel/s

Pixel Rate

168.6 GPixel/s

4.800 GTexel/s

Texture Rate

337.3 GTexel/s

-

FP16 (half)

21.59 TFLOPS

96.00 GFLOPS

FP32 (float)

10.79 TFLOPS

-

FP64 (double)

674.6 GFLOPS

Board Design

25W

TDP

176W

200 W

Suggested PSU

450 W

1x DVI 1x HDMI 1.3a 1x DisplayPort 1.0

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

None

Power Connectors

1x 8-pin

Graphics Processor

RV710

GPU Name

Navi 23

RV710 (215-0725016)

GPU Variant

Navi 23 KXT (215-130000136)

TeraScale

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

55 nm

Process Size

7 nm

0.242 billion

Transistors

11.06 billion

73 mm²

Die Size

237 mm²

Graphics Features

10.1 (10_1)

DirectX

12 Ultimate (12_2)

3.3

OpenGL

4.6

1.1

OpenCL

2.1

N/A

Vulkan

1.3

-

4.1

Shader Model

6.5

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