AMD Radeon RX 7800 vs NVIDIA GeForce GTX 745 OEM

VS

AMD Radeon RX 7800 NVIDIA GeForce GTX 745 OEM

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 7800 and 4GB VRAM GeForce GTX 745 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7800 's Advantages

Released 8 years and 11 months late

Boost Clock2800MHz

More VRAM (16GB vs 4GB)

Larger VRAM bandwidth (576.0GB/s vs 28.80GB/s)

3456 additional rendering cores

NVIDIA GeForce GTX 745 OEM 's Advantages

Lower TDP (55W vs 300W)

Score

Benchmark

FP32 (float)

Radeon RX 7800 +4606%

37.32 TFLOPS

GeForce GTX 745 OEM

0.793 TFLOPS

Radeon RX 7800

VS

GeForce GTX 745 OEM

Graphics Card

Jan 2023

Release Date

Feb 2014

Navi III

Generation

GeForce 700

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1800 MHz

Base Clock

-

2800 MHz

Boost Clock

-

2250 MHz

Memory Clock

900 MHz

Memory

16GB

Memory Size

4GB

GDDR6

Memory Type

DDR3

256bit

Memory Bus

128bit

576.0GB/s

Bandwidth

28.80GB/s

Render Config

-

SM Count

-

60

Compute Units

-

3840

Shading Units

384

240

TMUs

24

128

ROPs

16

-

Tensor Cores

-

60

RT Cores

-

128 KB per Array

L1 Cache

64 KB (per SMM)

4 MB

L2 Cache

2 MB

Theoretical Performance

358.4 GPixel/s

Pixel Rate

16.53 GPixel/s

672.0 GTexel/s

Texture Rate

24.79 GTexel/s

86.02 TFLOPS

FP16 (half)

-

43.01 TFLOPS

FP32 (float)

793.3 GFLOPS

1344 GFLOPS

FP64 (double)

24.79 GFLOPS

Graphics Processor

Navi 32

GPU Name

GM107

Navi 32 XT

GPU Variant

GM107-220-A2

RDNA 3.0

Architecture

Maxwell

TSMC

Foundry

TSMC

5 nm

Process Size

28 nm

Unknown

Transistors

1.87 billion

346 mm²

Die Size

148 mm²

Board Design

300W

TDP

55W

700 W

Suggested PSU

250 W

1x HDMI 2.1a 3x DisplayPort 2.1

Outputs

1x DVI 1x HDMI 2.0 1x VGA

2x 8-pin

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.2

OpenCL

3.0

1.3

Vulkan

1.3

-

CUDA

5.0

6.7

Shader Model

5.1

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