AMD Radeon RX 7500 XT vs NVIDIA GeForce GT 645 OEM

VS

AMD Radeon RX 7500 XT

NVIDIA GeForce GT 645 OEM

We compared two Desktop platform GPUs: 6GB VRAM Radeon RX 7500 XT and 1024MB VRAM GeForce GT 645 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7500 XT 's Advantages

Boost Clock2300MHz

More VRAM (6GB vs 1024GB)

Larger VRAM bandwidth (216.0GB/s vs 91.87GB/s)

736 additional rendering cores

Lower TDP (100W vs 102W)

Score

Benchmark

FP32 (float)

Radeon RX 7500 XT +953%

9.421 TFLOPS

GeForce GT 645 OEM

0.894 TFLOPS

Radeon RX 7500 XT

VS

GeForce GT 645 OEM

Graphics Card

Unknown

Release Date

Apr 2012

Navi III

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

1452 MHz

Base Clock

-

2300 MHz

Boost Clock

-

2250 MHz

Memory Clock

957 MHz

Memory

6GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

96bit

Memory Bus

192bit

216.0GB/s

Bandwidth

91.87GB/s

Render Config

16

Compute Units

-

SM Count

6

1024

Shading Units

288

64

TMUs

48

32

ROPs

24

-

16

RT Cores

-

128 KB per Array

L1 Cache

64 KB (per SM)

2 MB

L2 Cache

384 KB

64 MB

L3 Cache

-

Theoretical Performance

73.60 GPixel/s

Pixel Rate

9.312 GPixel/s

147.2 GTexel/s

Texture Rate

37.25 GTexel/s

18.84 TFLOPS

FP16 (half)

-

9.421 TFLOPS

FP32 (float)

894.0 GFLOPS

294.4 GFLOPS

FP64 (double)

74.50 GFLOPS

Board Design

100W

TDP

102W

300 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

1x 6-pin

Power Connectors

-

Graphics Processor

Navi 33

GPU Name

GF114

Navi 33

GPU Variant

-

RDNA 3.0

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

6 nm

Process Size

40 nm

13.3 billion

Transistors

1.95 billion

204 mm²

Die Size

332 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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