NVIDIA GeForce GTX 745 OEM vs AMD Radeon RX 6600 XT

VS

NVIDIA GeForce GTX 745 OEM

AMD Radeon RX 6600 XT

We compared two Desktop platform GPUs: 4GB VRAM GeForce GTX 745 OEM and 8GB VRAM Radeon RX 6600 XT 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 160W)

AMD Radeon RX 6600 XT 's Advantages

Released 7 years and 5 months late

Boost Clock2589MHz

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (256.0GB/s vs 28.80GB/s)

1664 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 745 OEM

0.793 TFLOPS

Radeon RX 6600 XT +1236%

10.6 TFLOPS

Blender

GeForce GTX 745 OEM

54

Radeon RX 6600 XT +2114%

1196

GeForce GTX 745 OEM

VS

Radeon RX 6600 XT

Graphics Card

Feb 2014

Release Date

Jul 2021

GeForce 700

Generation

Navi II

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

1968 MHz

-

Boost Clock

2589 MHz

900 MHz

Memory Clock

2000 MHz

Memory

4GB

Memory Size

8GB

DDR3

Memory Type

GDDR6

128bit

Memory Bus

128bit

28.80GB/s

Bandwidth

256.0GB/s

Render Config

-

Compute Units

32

-

384

Shading Units

2048

24

TMUs

128

16

ROPs

64

-

RT Cores

32

64 KB (per SMM)

L1 Cache

128 KB per Array

2 MB

L2 Cache

2 MB

-

L3 Cache

32 MB

Theoretical Performance

16.53 GPixel/s

Pixel Rate

165.7 GPixel/s

24.79 GTexel/s

Texture Rate

331.4 GTexel/s

-

FP16 (half)

21.21 TFLOPS

793.3 GFLOPS

FP32 (float)

10.60 TFLOPS

24.79 GFLOPS

FP64 (double)

662.8 GFLOPS

Board Design

55W

TDP

160W

250 W

Suggested PSU

450 W

1x DVI 1x HDMI 2.0 1x VGA

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

None

Power Connectors

1x 8-pin

Graphics Processor

GM107

GPU Name

Navi 23

GM107-220-A2

GPU Variant

Navi 23 XT (215-130000006)

Maxwell

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

1.87 billion

Transistors

11.06 billion

148 mm²

Die Size

237 mm²

Graphics Features

12 (11_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.3

5.0

CUDA

-

5.1

Shader Model

6.7

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