Intel Arc A770 vs AMD Radeon RX 6600 XT

VS

We compared two Desktop platform GPUs: 16GB VRAM Arc A770 and 8GB VRAM Radeon RX 6600 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

Intel Arc A770 's Advantages

Released 1 years and 3 months late

More VRAM (16GB vs 8GB)

Larger VRAM bandwidth (512.0GB/s vs 256.0GB/s)

2048 additional rendering cores

AMD Radeon RX 6600 XT 's Advantages

Boost Clock has increased by 8% (2589MHz vs 2400MHz)

Lower TDP (160W vs 225W)

Score

Benchmark

FP32 (float)

Arc A770 +85%

19.66 TFLOPS

Radeon RX 6600 XT

10.6 TFLOPS

3DMark Time Spy

Arc A770 +42%

13660

Radeon RX 6600 XT

9578

Blender

Arc A770 +75%

2085

Radeon RX 6600 XT

1187

Shadow of the Tomb Raider 2160p

Arc A770 +18%

45

Radeon RX 6600 XT

38

Shadow of the Tomb Raider 1440p

Arc A770 +11%

80

Radeon RX 6600 XT

72

Shadow of the Tomb Raider 1080p

Arc A770

105

Radeon RX 6600 XT +13%

119

Horizon Forbidden West 1080p

Arc A770

49

Radeon RX 6600 XT +30%

64

Horizon Forbidden West 1440p

Arc A770

45

Radeon RX 6600 XT +6%

48

Horizon Forbidden West 2160p

Arc A770

26

Radeon RX 6600 XT

26

Arc A770

VS

Radeon RX 6600 XT

Graphics Card

Oct 2022

Release Date

Jul 2021

Alchemist

Generation

Navi II

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

2100 MHz

Base Clock

1968 MHz

2400 MHz

Boost Clock

2589 MHz

2000 MHz

Memory Clock

2000 MHz

Memory

16GB

Memory Size

8GB

GDDR6

Memory Type

GDDR6

256bit

Memory Bus

128bit

512.0GB/s

Bandwidth

256.0GB/s

Render Config

-

SM Count

-

Compute Units

32

4096

Shading Units

2048

256

TMUs

128

ROPs

64

512

Tensor Cores

-

32

RT Cores

32

-

L1 Cache

128 KB per Array

16 MB

L2 Cache

2 MB

Theoretical Performance

307.2 GPixel/s

Pixel Rate

165.7 GPixel/s

614.4 GTexel/s

Texture Rate

331.4 GTexel/s

39.32 TFLOPS

FP16 (half)

21.21 TFLOPS

19.66 TFLOPS

FP32 (float)

10.60 TFLOPS

-

FP64 (double)

662.8 GFLOPS

Graphics Processor

DG2-512

GPU Name

Navi 23

ACM-G10

GPU Variant

Navi 23 XT (215-130000006)

Generation 12.7

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

6 nm

Process Size

7 nm

21.7 billion

Transistors

11.06 billion

406 mm²

Die Size

237 mm²

Board Design

225W

TDP

160W

550 W

Suggested PSU

450 W

1x HDMI 2.1 3x DisplayPort 2.0

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

1x 6-pin + 1x 8-pin

Power Connectors

1x 8-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.3

-

CUDA

-

6.6

Shader Model

6.7

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