AMD Radeon RX 7900 XT vs NVIDIA GeForce GTS 450 Rev. 2

VS

AMD Radeon RX 7900 XT NVIDIA GeForce GTS 450 Rev. 2

We compared two Desktop platform GPUs: 20GB VRAM Radeon RX 7900 XT and 1024MB VRAM GeForce GTS 450 Rev. 2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7900 XT 's Advantages

Released 11 years and 8 months late

Boost Clock2394MHz

More VRAM (20GB vs 1GB)

Larger VRAM bandwidth (800.0GB/s vs 57.73GB/s)

5184 additional rendering cores

NVIDIA GeForce GTS 450 Rev. 2 's Advantages

Lower TDP (106W vs 300W)

Score

Benchmark

FP32 (float)

Radeon RX 7900 XT +8465%

51.48 TFLOPS

GeForce GTS 450 Rev. 2

0.601 TFLOPS

Radeon RX 7900 XT

VS

GeForce GTS 450 Rev. 2

Graphics Card

Nov 2022

Release Date

Mar 2011

Navi III

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1387 MHz

Base Clock

-

2394 MHz

Boost Clock

-

2500 MHz

Memory Clock

902 MHz

Memory

20GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

320bit

Memory Bus

128bit

800.0GB/s

Bandwidth

57.73GB/s

Render Config

-

SM Count

4

84

Compute Units

-

5376

Shading Units

192

336

TMUs

32

192

ROPs

16

-

Tensor Cores

-

84

RT Cores

-

256 KB per Array

L1 Cache

64 KB (per SM)

6 MB

L2 Cache

256 KB

Theoretical Performance

459.6 GPixel/s

Pixel Rate

6.264 GPixel/s

804.4 GTexel/s

Texture Rate

25.06 GTexel/s

103.0 TFLOPS

FP16 (half)

-

51.48 TFLOPS

FP32 (float)

601.3 GFLOPS

1.609 TFLOPS

FP64 (double)

50.11 GFLOPS

Graphics Processor

Navi 31

GPU Name

GF116

Navi 31 XT (215-145000156)

GPU Variant

GF116-200-KA-A1

RDNA 3.0

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

5 nm

Process Size

40 nm

57.7 billion

Transistors

1.17 billion

529 mm²

Die Size

238 mm²

Board Design

300W

TDP

106W

700 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 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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