AMD Radeon RX 7900 XTX vs NVIDIA GeForce GTS 450

VS

AMD Radeon RX 7900 XTX

NVIDIA GeForce GTS 450

We compared two Desktop platform GPUs: 24GB VRAM Radeon RX 7900 XTX and 1024MB VRAM GeForce GTS 450 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7900 XTX 's Advantages

Released 12 years and 2 months late

Boost Clock2498MHz

More VRAM (24GB vs 1024GB)

Larger VRAM bandwidth (960.0GB/s vs 57.73GB/s)

5952 additional rendering cores

NVIDIA GeForce GTS 450 's Advantages

Lower TDP (106W vs 355W)

Score

Benchmark

FP32 (float)

Radeon RX 7900 XTX +10114%

61.39 TFLOPS

GeForce GTS 450

0.601 TFLOPS

Radeon RX 7900 XTX

VS

GeForce GTS 450

Graphics Card

Nov 2022

Release Date

Sep 2010

Navi III

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1929 MHz

Base Clock

-

2498 MHz

Boost Clock

-

2500 MHz

Memory Clock

902 MHz

Memory

24GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

384bit

Memory Bus

128bit

960.0GB/s

Bandwidth

57.73GB/s

Render Config

96

Compute Units

-

SM Count

4

6144

Shading Units

192

384

TMUs

32

192

ROPs

16

-

96

RT Cores

-

256 KB per Array

L1 Cache

64 KB (per SM)

6 MB

L2 Cache

256 KB

96 MB

L3 Cache

-

Theoretical Performance

479.6 GPixel/s

Pixel Rate

6.264 GPixel/s

959.2 GTexel/s

Texture Rate

25.06 GTexel/s

122.8 TFLOPS

FP16 (half)

-

61.39 TFLOPS

FP32 (float)

601.3 GFLOPS

1.918 TFLOPS

FP64 (double)

50.11 GFLOPS

Board Design

355W

TDP

106W

750 W

Suggested PSU

300 W

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

Outputs

2x DVI 1x mini-HDMI 1.3a

2x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Navi 31

GPU Name

GF106

Navi 31 XTX (215-145000146)

GPU Variant

GF106-250-KA-A1

RDNA 3.0

Architecture

Fermi

TSMC

Foundry

TSMC

5 nm

Process Size

40 nm

57.7 billion

Transistors

1.17 billion

529 mm²

Die Size

238 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.2

OpenCL

1.1

1.3

Vulkan

N/A

-

CUDA

2.1

6.7

Shader Model

5.1

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