ATI Radeon HD 4450 vs AMD Radeon RX 7950 XT

VS

ATI Radeon HD 4450

AMD Radeon RX 7950 XT

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4450 and 20GB VRAM Radeon RX 7950 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 300W)

AMD Radeon RX 7950 XT 's Advantages

Boost Clock3000MHz

More VRAM (20GB vs 512GB)

Larger VRAM bandwidth (800.0GB/s vs 6.400GB/s)

5296 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 4450

0.096 TFLOPS

Radeon RX 7950 XT +67097%

64.51 TFLOPS

Radeon HD 4450

VS

Radeon RX 7950 XT

Graphics Card

Nov 2011

Release Date

Unknown

Radeon R700

Generation

Navi III

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

2000 MHz

-

Boost Clock

3000 MHz

400 MHz

Memory Clock

2500 MHz

Memory

512MB

Memory Size

20GB

DDR2

Memory Type

GDDR6

64bit

Memory Bus

320bit

6.400GB/s

Bandwidth

800.0GB/s

Render Config

1

Compute Units

84

-

80

Shading Units

5376

8

TMUs

336

4

ROPs

192

-

RT Cores

84

16 KB (per CU)

L1 Cache

256 KB per Array

64 KB

L2 Cache

6 MB

-

L3 Cache

80 MB

Theoretical Performance

2.400 GPixel/s

Pixel Rate

576.0 GPixel/s

4.800 GTexel/s

Texture Rate

1008 GTexel/s

-

FP16 (half)

129.0 TFLOPS

96.00 GFLOPS

FP32 (float)

64.51 TFLOPS

-

FP64 (double)

2.016 TFLOPS

Board Design

25W

TDP

300W

200 W

Suggested PSU

700 W

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

Outputs

1x HDMI 2.1a 2x DisplayPort 2.1 1x USB Type-C

None

Power Connectors

2x 8-pin

Graphics Processor

RV710

GPU Name

Navi 31

RV710 (215-0725016)

GPU Variant

Navi 31 XT+

TeraScale

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

55 nm

Process Size

5 nm

0.242 billion

Transistors

57.7 billion

73 mm²

Die Size

529 mm²

Graphics Features

10.1 (10_1)

DirectX

12 Ultimate (12_2)

3.3

OpenGL

4.6

1.1

OpenCL

2.2

N/A

Vulkan

1.3

-

4.1

Shader Model

6.7

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