AMD Radeon RX 6600 XT vs NVIDIA GeForce GTX 690

VS

AMD Radeon RX 6600 XT

NVIDIA GeForce GTX 690

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 6600 XT and 2GB VRAM GeForce GTX 690 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6600 XT 's Advantages

Released 9 years and 2 months late

Boost Clock has increased by 154% (2589MHz vs 1019MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (256.0GB/s vs 192.3GB/s)

512 additional rendering cores

Lower TDP (160W vs 300W)

Score

Benchmark

FP32 (float)

Radeon RX 6600 XT +238%

10.6 TFLOPS

GeForce GTX 690

3.13 TFLOPS

Radeon RX 6600 XT

VS

GeForce GTX 690

Graphics Card

Jul 2021

Release Date

May 2012

Navi II

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

1968 MHz

Base Clock

915 MHz

2589 MHz

Boost Clock

1019 MHz

2000 MHz

Memory Clock

1502 MHz

Memory

8GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

128bit

Memory Bus

256bit

256.0GB/s

Bandwidth

192.3GB/s

Render Config

32

Compute Units

-

2048

Shading Units

1536

128

TMUs

128

64

ROPs

32

-

32

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per SMX)

2 MB

L2 Cache

512 KB

32 MB

L3 Cache

-

Theoretical Performance

165.7 GPixel/s

Pixel Rate

32.61 GPixel/s

331.4 GTexel/s

Texture Rate

130.4 GTexel/s

21.21 TFLOPS

FP16 (half)

-

10.60 TFLOPS

FP32 (float)

3.130 TFLOPS

662.8 GFLOPS

FP64 (double)

130.4 GFLOPS

Board Design

160W

TDP

300W

450 W

Suggested PSU

700 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

3x DVI 1x mini-DisplayPort 1.2

1x 8-pin

Power Connectors

2x 8-pin

Graphics Processor

Navi 23

GPU Name

GK104

Navi 23 XT (215-130000006)

GPU Variant

GK104-355-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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