AMD Radeon RX Vega 64 Limited Edition vs Intel Arc A780

VS

AMD Radeon RX Vega 64 Limited Edition

Intel Arc A780

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX Vega 64 Limited Edition and 16GB VRAM Arc A780 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

Intel Arc A780 's Advantages

Boost Clock has increased by 42% (2200MHz vs 1546MHz)

More VRAM (16GB vs 8GB)

Larger VRAM bandwidth (559.6GB/s vs 483.8GB/s)

Lower TDP (200W vs 295W)

Score

Benchmark

FP32 (float)

Radeon RX Vega 64 Limited Edition

12.66 TFLOPS

Arc A780 +42%

18.02 TFLOPS

Radeon RX Vega 64 Limited Edition

VS

Arc A780

Graphics Card

Aug 2017

Release Date

Unknown

Vega

Generation

Alchemist(Arc 7)

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1247 MHz

Base Clock

2200 MHz

1546 MHz

Boost Clock

2200 MHz

945 MHz

Memory Clock

1093 MHz

Memory

8GB

Memory Size

16GB

HBM2

Memory Type

GDDR6X

2048bit

Memory Bus

256bit

483.8GB/s

Bandwidth

559.6GB/s

Render Config

64

Compute Units

-

4096

Shading Units

4096

256

TMUs

256

64

ROPs

128

-

Tensor Cores

512

-

RT Cores

32

16 KB (per CU)

L1 Cache

-

4 MB

L2 Cache

16 MB

-

Theoretical Performance

98.94 GPixel/s

Pixel Rate

281.6 GPixel/s

395.8 GTexel/s

Texture Rate

563.2 GTexel/s

25.33 TFLOPS

FP16 (half)

36.04 TFLOPS

12.66 TFLOPS

FP32 (float)

18.02 TFLOPS

791.6 GFLOPS

FP64 (double)

2.253 TFLOPS

Board Design

295W

TDP

200W

600 W

Suggested PSU

550 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

1x HDMI 2.13x DisplayPort 2.0

2x 8-pin

Power Connectors

2x 8-pin

Graphics Processor

Vega 10

GPU Name

DG2-512

Vega 10 XT (215-0894200)

GPU Variant

ACM-G10

GCN 5.0

Architecture

Generation 12.7

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

6 nm

12.5 billion

Transistors

21.7 billion

495 mm²

Die Size

406 mm²

Graphics Features

12 (12_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2

Vulkan

1.3

-

6.4

Shader Model

6.6

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