AMD Radeon RX 6600 LE vs Intel Arc B580

VS

AMD Radeon RX 6600 LE

Intel Arc B580

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 6600 LE and 12GB VRAM Arc B580 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6600 LE 's Advantages

Lower TDP (132W vs 190W)

Intel Arc B580 's Advantages

Released 1 years late

Boost Clock has increased by 7% (2670MHz vs 2495MHz)

More VRAM (12GB vs 8GB)

Larger VRAM bandwidth (456.0GB/s vs 224.0GB/s)

768 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6600 LE

8.942 TFLOPS

Arc B580 +52%

13.67 TFLOPS

Radeon RX 6600 LE

VS

Arc B580

Graphics Card

Dec 2023

Release Date

Dec 2024

Navi II

Generation

Battlemage(Arc 5)

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 4.0 x8

Clock Speeds

1626 MHz

Base Clock

2670 MHz

2495 MHz

Boost Clock

2670 MHz

1750 MHz

Memory Clock

2375 MHz

Memory

8GB

Memory Size

12GB

GDDR6

Memory Type

GDDR6

128bit

Memory Bus

192bit

224.0GB/s

Bandwidth

456.0GB/s

Render Config

28

Compute Units

-

1792

Shading Units

2560

112

TMUs

160

64

ROPs

80

-

Tensor Cores

160

28

RT Cores

20

128 KB per Array

L1 Cache

256 KB (per EU)

2 MB

L2 Cache

18 MB

32 MB

L3 Cache

-

Theoretical Performance

159.7 GPixel/s

Pixel Rate

213.6 GPixel/s

279.4 GTexel/s

Texture Rate

427.2 GTexel/s

17.88 TFLOPS

FP16 (half)

27.34 TFLOPS

8.942 TFLOPS

FP32 (float)

13.67 TFLOPS

558.9 GFLOPS

FP64 (double)

1.709 TFLOPS

Board Design

132W

TDP

190W

300 W

Suggested PSU

450 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x HDMI 2.1a3x DisplayPort 2.1

1x 8-pin

Power Connectors

1x 8-pin

Graphics Processor

Navi 23

GPU Name

BMG-G21

Navi 23 XL (215-130000016)

GPU Variant

SRPMF

RDNA 2.0

Architecture

Xe2

TSMC

Foundry

TSMC

7 nm

Process Size

5 nm

11.06 billion

Transistors

19.6 billion

237 mm²

Die Size

272 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.3

Vulkan

1.4

-

6.7

Shader Model

6.6

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