NVIDIA GeForce RTX 3090 vs Intel Arc A770

VS

We compared two Desktop platform GPUs: 24GB VRAM GeForce RTX 3090 and 16GB VRAM Arc A770 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3090 's Advantages

More VRAM (24GB vs 16GB)

Larger VRAM bandwidth (936.2GB/s vs 512.0GB/s)

6400 additional rendering cores

Intel Arc A770 's Advantages

Released 2 years and 1 months late

Boost Clock has increased by 42% (2400MHz vs 1695MHz)

Lower TDP (225W vs 350W)

Score

Benchmark

FP32 (float)

GeForce RTX 3090 +80%

35.58 TFLOPS

Arc A770

19.66 TFLOPS

3DMark Time Spy

GeForce RTX 3090 +45%

19908

Arc A770

13660

Shadow of the Tomb Raider 2160p

GeForce RTX 3090 +106%

93

Arc A770

45

Shadow of the Tomb Raider 1440p

GeForce RTX 3090 +92%

154

Arc A770

80

Shadow of the Tomb Raider 1080p

GeForce RTX 3090 +90%

200

Arc A770

105

Horizon Forbidden West 1080p

GeForce RTX 3090 +114%

105

Arc A770

49

Horizon Forbidden West 1440p

GeForce RTX 3090 +102%

91

Arc A770

45

Horizon Forbidden West 2160p

GeForce RTX 3090 +115%

56

Arc A770

26

GeForce RTX 3090

VS

Arc A770

Graphics Card

Sep 2020

Release Date

Oct 2022

GeForce 30

Generation

Alchemist

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1395 MHz

Base Clock

2100 MHz

1695 MHz

Boost Clock

2400 MHz

1219 MHz

Memory Clock

2000 MHz

Memory

24GB

Memory Size

16GB

GDDR6X

Memory Type

GDDR6

384bit

Memory Bus

256bit

936.2GB/s

Bandwidth

512.0GB/s

Render Config

82

SM Count

-

Compute Units

-

10496

Shading Units

4096

328

TMUs

256

112

ROPs

128

328

Tensor Cores

512

82

RT Cores

32

128 KB (per SM)

L1 Cache

-

6 MB

L2 Cache

16 MB

Theoretical Performance

189.8 GPixel/s

Pixel Rate

307.2 GPixel/s

556.0 GTexel/s

Texture Rate

614.4 GTexel/s

35.58 TFLOPS

FP16 (half)

39.32 TFLOPS

35.58 TFLOPS

FP32 (float)

19.66 TFLOPS

556.0 GFLOPS

FP64 (double)

-

Graphics Processor

GA102

GPU Name

DG2-512

GA102-300-A1

GPU Variant

ACM-G10

Ampere

Architecture

Generation 12.7

Samsung

Foundry

TSMC

8 nm

Process Size

6 nm

28.3 billion

Transistors

21.7 billion

628 mm²

Die Size

406 mm²

Board Design

350W

TDP

225W

750 W

Suggested PSU

550 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x HDMI 2.1 3x DisplayPort 2.0

1x 12-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.3

8.6

CUDA

-

6.6

Shader Model

6.6

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