AMD Radeon RX 6600 LE vs NVIDIA GeForce RTX 5080

VS

AMD Radeon RX 6600 LE

NVIDIA GeForce RTX 5080

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 6600 LE and 16GB VRAM GeForce RTX 5080 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 350W)

NVIDIA GeForce RTX 5080 's Advantages

Released 1 years and 1 months late

Boost Clock has increased by 1% (2520MHz vs 2495MHz)

More VRAM (16GB vs 8GB)

Larger VRAM bandwidth (973.8GB/s vs 224.0GB/s)

8960 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6600 LE

8.942 TFLOPS

GeForce RTX 5080 +506%

54.19 TFLOPS

Radeon RX 6600 LE

VS

GeForce RTX 5080

Graphics Card

Dec 2023

Release Date

Jan 2025

Navi II

Generation

GeForce 50

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 5.0 x16

Clock Speeds

1626 MHz

Base Clock

2235 MHz

2495 MHz

Boost Clock

2520 MHz

1750 MHz

Memory Clock

2400 MHz

Memory

8GB

Memory Size

16GB

GDDR6

Memory Type

GDDR7

128bit

Memory Bus

256bit

224.0GB/s

Bandwidth

973.8GB/s

Render Config

28

Compute Units

-

SM Count

84

1792

Shading Units

10752

112

TMUs

336

64

ROPs

128

-

Tensor Cores

336

28

RT Cores

84

128 KB per Array

L1 Cache

128 KB (per SM)

2 MB

L2 Cache

64 MB

32 MB

L3 Cache

-

Theoretical Performance

159.7 GPixel/s

Pixel Rate

322.6 GPixel/s

279.4 GTexel/s

Texture Rate

846.7 GTexel/s

17.88 TFLOPS

FP16 (half)

54.19 TFLOPS

8.942 TFLOPS

FP32 (float)

54.19 TFLOPS

558.9 GFLOPS

FP64 (double)

846.7 GFLOPS

Board Design

132W

TDP

350W

300 W

Suggested PSU

750 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x HDMI 2.1 3x DisplayPort 2.1a

1x 8-pin

Power Connectors

1x 16-pin

Graphics Processor

Navi 23

GPU Name

GB203

Navi 23 XL (215-130000016)

GPU Variant

GB203-400-A1

RDNA 2.0

Architecture

Blackwell 2.0

TSMC

Foundry

TSMC

7 nm

Process Size

0

11.06 billion

Transistors

Unknown

237 mm²

Die Size

377 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

1.3

-

CUDA

10.1

6.7

Shader Model

6.8

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