NVIDIA GeForce GTX 745 OEM vs NVIDIA GeForce RTX 3090

VS

NVIDIA GeForce GTX 745 OEM

NVIDIA GeForce RTX 3090

We compared two Desktop platform GPUs: 4GB VRAM GeForce GTX 745 OEM and 24GB VRAM GeForce RTX 3090 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 745 OEM 's Advantages

Lower TDP (55W vs 350W)

NVIDIA GeForce RTX 3090 's Advantages

Released 6 years and 7 months late

Boost Clock1695MHz

More VRAM (24GB vs 4GB)

Larger VRAM bandwidth (936.2GB/s vs 28.80GB/s)

10112 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 745 OEM

0.793 TFLOPS

GeForce RTX 3090 +4386%

35.58 TFLOPS

GeForce GTX 745 OEM

VS

GeForce RTX 3090

Graphics Card

Feb 2014

Release Date

Sep 2020

GeForce 700

Generation

GeForce 30

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1395 MHz

-

Boost Clock

1695 MHz

900 MHz

Memory Clock

1219 MHz

Memory

4GB

Memory Size

24GB

DDR3

Memory Type

GDDR6X

128bit

Memory Bus

384bit

28.80GB/s

Bandwidth

936.2GB/s

Render Config

-

SM Count

82

384

Shading Units

10496

24

TMUs

328

16

ROPs

112

-

Tensor Cores

328

-

RT Cores

82

64 KB (per SMM)

L1 Cache

128 KB (per SM)

2 MB

L2 Cache

6 MB

-

Theoretical Performance

16.53 GPixel/s

Pixel Rate

189.8 GPixel/s

24.79 GTexel/s

Texture Rate

556.0 GTexel/s

-

FP16 (half)

35.58 TFLOPS

793.3 GFLOPS

FP32 (float)

35.58 TFLOPS

24.79 GFLOPS

FP64 (double)

556.0 GFLOPS

Board Design

55W

TDP

350W

250 W

Suggested PSU

750 W

1x DVI 1x HDMI 2.0 1x VGA

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

None

Power Connectors

1x 12-pin

Graphics Processor

GM107

GPU Name

GA102

GM107-220-A2

GPU Variant

GA102-300-A1

Maxwell

Architecture

Ampere

TSMC

Foundry

Samsung

28 nm

Process Size

8 nm

1.87 billion

Transistors

28.3 billion

148 mm²

Die Size

628 mm²

Graphics Features

12 (11_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.3

5.0

CUDA

8.6

5.1

Shader Model

6.6

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