Intel Arc A780 vs AMD Radeon HD 7720 OEM

VS

Intel Arc A780

AMD Radeon HD 7720 OEM

We compared two Desktop platform GPUs: 16GB VRAM Arc A780 and 1024MB VRAM Radeon HD 7720 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

Intel Arc A780 's Advantages

Boost Clock2200MHz

More VRAM (16GB vs 1024GB)

Larger VRAM bandwidth (559.6GB/s vs 134.4GB/s)

3296 additional rendering cores

AMD Radeon HD 7720 OEM 's Advantages

Lower TDP (150W vs 200W)

Score

Benchmark

FP32 (float)

Arc A780 +1240%

18.02 TFLOPS

Radeon HD 7720 OEM

1.344 TFLOPS

Arc A780

VS

Radeon HD 7720 OEM

Graphics Card

Unknown

Release Date

Mar 2013

Alchemist(Arc 7)

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

2200 MHz

Base Clock

-

2200 MHz

Boost Clock

-

1093 MHz

Memory Clock

1050 MHz

Memory

16GB

Memory Size

1024MB

GDDR6X

Memory Type

GDDR5

256bit

Memory Bus

256bit

559.6GB/s

Bandwidth

134.4GB/s

Render Config

-

Compute Units

10

-

4096

Shading Units

800

256

TMUs

40

128

ROPs

32

512

Tensor Cores

-

32

RT Cores

-

L1 Cache

8 KB (per CU)

16 MB

L2 Cache

512 KB

-

Theoretical Performance

281.6 GPixel/s

Pixel Rate

26.88 GPixel/s

563.2 GTexel/s

Texture Rate

33.60 GTexel/s

36.04 TFLOPS

FP16 (half)

-

18.02 TFLOPS

FP32 (float)

1344 GFLOPS

2.253 TFLOPS

FP64 (double)

-

Board Design

200W

TDP

150W

550 W

Suggested PSU

450 W

1x HDMI 2.13x DisplayPort 2.0

Outputs

2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1

2x 8-pin

Power Connectors

-

Graphics Processor

DG2-512

GPU Name

Barts

ACM-G10

GPU Variant

Barts LE (215-0798002)

Generation 12.7

Architecture

TeraScale 2

TSMC

Foundry

TSMC

6 nm

Process Size

40 nm

21.7 billion

Transistors

1.7 billion

406 mm²

Die Size

255 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.3

Vulkan

N/A

-

6.6

Shader Model

5.0

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