AMD Radeon RX 7800 XT vs Intel Arc A780

VS

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 7800 XT and 16GB VRAM Arc A780 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7800 XT 's Advantages

Boost Clock has increased by 10% (2430MHz vs 2200MHz)

Larger VRAM bandwidth (624.1GB/s vs 559.6GB/s)

Intel Arc A780 's Advantages

256 additional rendering cores

Lower TDP (200W vs 263W)

Score

Benchmark

FP32 (float)

Radeon RX 7800 XT +107%

37.32 TFLOPS

Arc A780

18.02 TFLOPS

Radeon RX 7800 XT

VS

Arc A780

Graphics Card

Aug 2023

Release Date

Unknown

Navi III

Generation

Alchemist

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1295 MHz

Base Clock

2200 MHz

2430 MHz

Boost Clock

2200 MHz

2438 MHz

Memory Clock

1093 MHz

Memory

16GB

Memory Size

16GB

GDDR6

Memory Type

GDDR6X

256bit

Memory Bus

256bit

624.1GB/s

Bandwidth

559.6GB/s

Render Config

-

SM Count

-

60

Compute Units

-

3840

Shading Units

4096

240

TMUs

256

96

ROPs

128

-

Tensor Cores

512

60

RT Cores

32

128 KB per Array

L1 Cache

-

4 MB

L2 Cache

16 MB

Theoretical Performance

233.3 GPixel/s

Pixel Rate

281.6 GPixel/s

583.2 GTexel/s

Texture Rate

563.2 GTexel/s

74.65 TFLOPS

FP16 (half)

36.04 TFLOPS

37.32 TFLOPS

FP32 (float)

18.02 TFLOPS

1166 GFLOPS

FP64 (double)

-

Graphics Processor

Navi 32

GPU Name

DG2-512

Navi 32 XT (215-180000006)

GPU Variant

ACM-G10

RDNA 3.0

Architecture

Generation 12.7

TSMC

Foundry

TSMC

5 nm

Process Size

6 nm

28.1 billion

Transistors

21.7 billion

346 mm²

Die Size

406 mm²

Board Design

263W

TDP

200W

600 W

Suggested PSU

550 W

1x HDMI 2.1a 3x DisplayPort 2.1

Outputs

1x HDMI 2.1 3x DisplayPort 2.0

2x 8-pin

Power Connectors

2x 8-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.2

OpenCL

3.0

1.3

Vulkan

1.3

-

CUDA

-

6.7

Shader Model

6.6

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