NVIDIA GeForce RTX 4090 vs NVIDIA GeForce GTX 745 OEM

VS

NVIDIA GeForce RTX 4090 NVIDIA GeForce GTX 745 OEM

We compared two Desktop platform GPUs: 24GB VRAM GeForce RTX 4090 and 4GB VRAM GeForce GTX 745 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4090 's Advantages

Released 8 years and 7 months late

Boost Clock2520MHz

More VRAM (24GB vs 4GB)

16000 additional rendering cores

NVIDIA GeForce GTX 745 OEM 's Advantages

Larger VRAM bandwidth (28.80TB/s vs 1.01TB/s)

Lower TDP (55W vs 450W)

Score

Benchmark

FP32 (float)

GeForce RTX 4090 +10313%

82.58 TFLOPS

GeForce GTX 745 OEM

0.793 TFLOPS

Blender

GeForce RTX 4090 +23827%

12921

GeForce GTX 745 OEM

54

OctaneBench

GeForce RTX 4090 +7887%

1278

GeForce GTX 745 OEM

16

GeForce RTX 4090

VS

GeForce GTX 745 OEM

Graphics Card

Sep 2022

Release Date

Feb 2014

GeForce 40

Generation

GeForce 700

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

2235 MHz

Base Clock

-

2520 MHz

Boost Clock

-

1313 MHz

Memory Clock

900 MHz

Memory

24GB

Memory Size

4GB

GDDR6X

Memory Type

DDR3

384bit

Memory Bus

128bit

1.01TB/s

Bandwidth

28.80GB/s

Render Config

128

SM Count

-

Compute Units

-

16384

Shading Units

384

512

TMUs

24

176

ROPs

16

512

Tensor Cores

-

128

RT Cores

-

128 KB (per SM)

L1 Cache

64 KB (per SMM)

72 MB

L2 Cache

2 MB

Theoretical Performance

443.5 GPixel/s

Pixel Rate

16.53 GPixel/s

1290 GTexel/s

Texture Rate

24.79 GTexel/s

82.58 TFLOPS

FP16 (half)

-

82.58 TFLOPS

FP32 (float)

793.3 GFLOPS

1290 GFLOPS

FP64 (double)

24.79 GFLOPS

Graphics Processor

AD102

GPU Name

GM107

AD102-300-A1

GPU Variant

GM107-220-A2

Ada Lovelace

Architecture

Maxwell

TSMC

Foundry

TSMC

5 nm

Process Size

28 nm

76.3 billion

Transistors

1.87 billion

609 mm²

Die Size

148 mm²

Board Design

450W

TDP

55W

850 W

Suggested PSU

250 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x DVI 1x HDMI 2.0 1x VGA

1x 16-pin

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.3

8.9

CUDA

5.0

6.7

Shader Model

5.1

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