AMD Radeon RX 6600 LE vs NVIDIA GeForce GTX 680 Mac Edition

VS

AMD Radeon RX 6600 LE

NVIDIA GeForce GTX 680 Mac Edition

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 6600 LE and 2GB VRAM GeForce GTX 680 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6600 LE 's Advantages

Released 10 years and 8 months late

Boost Clock has increased by 136% (2495MHz vs 1058MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (224.0GB/s vs 192.3GB/s)

256 additional rendering cores

Lower TDP (132W vs 195W)

Score

Benchmark

FP32 (float)

Radeon RX 6600 LE +175%

8.942 TFLOPS

GeForce GTX 680 Mac Edition

3.25 TFLOPS

Radeon RX 6600 LE

VS

GeForce GTX 680 Mac Edition

Graphics Card

Dec 2023

Release Date

Apr 2013

Navi II

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

1626 MHz

Base Clock

1006 MHz

2495 MHz

Boost Clock

1058 MHz

1750 MHz

Memory Clock

1502 MHz

Memory

8GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

128bit

Memory Bus

256bit

224.0GB/s

Bandwidth

192.3GB/s

Render Config

28

Compute Units

-

1792

Shading Units

1536

112

TMUs

128

64

ROPs

32

-

28

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per SMX)

2 MB

L2 Cache

512 KB

32 MB

L3 Cache

-

Theoretical Performance

159.7 GPixel/s

Pixel Rate

33.86 GPixel/s

279.4 GTexel/s

Texture Rate

135.4 GTexel/s

17.88 TFLOPS

FP16 (half)

-

8.942 TFLOPS

FP32 (float)

3.250 TFLOPS

558.9 GFLOPS

FP64 (double)

135.4 GFLOPS

Board Design

132W

TDP

195W

300 W

Suggested PSU

450 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

1x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

Navi 23

GPU Name

GK104

Navi 23 XL (215-130000016)

GPU Variant

GK104-400-A2

RDNA 2.0

Architecture

Kepler

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

11.06 billion

Transistors

3.54 billion

237 mm²

Die Size

294 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.3

Vulkan

1.1

-

CUDA

3.0

6.7

Shader Model

5.1

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