NVIDIA GeForce RTX 4070 AD103 vs AMD Radeon RX 6600 XT

VS

NVIDIA GeForce RTX 4070 AD103 AMD Radeon RX 6600 XT

We compared two Desktop platform GPUs: 12GB VRAM GeForce RTX 4070 AD103 and 8GB VRAM Radeon RX 6600 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4070 AD103's Advantages

Released 2 years and 8 months late

More VRAM (12GB vs 8GB)

Larger VRAM bandwidth (504.2GB/s vs 256.0GB/s)

3840 additional rendering cores

AMD Radeon RX 6600 XT's Advantages

Boost Clock has increased by 5% (2589MHz vs 2475MHz)

Lower TDP (160W vs 200W)

Score

Benchmark

FP32 (float)

GeForce RTX 4070 AD103 +175%

29.15 TFLOPS

Radeon RX 6600 XT

10.6 TFLOPS

GeForce RTX 4070 AD103

VS

Radeon RX 6600 XT

Graphics Card

Mar 2024

Release Date

Jul 2021

GeForce 40

Generation

Navi II

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

1920MHz

Base Clock

1968MHz

2475MHz

Boost Clock

2589MHz

1313MHz

Memory Clock

2000MHz

Memory

12GB

Memory Size

8GB

GDDR6X

Memory Type

GDDR6

192bit

Memory Bus

128bit

504.2 GB/s

Bandwidth

256.0 GB/s

Render Config

46

SM Count

-

Compute Units

32

5888

Shading Units

2048

184

TMUs

128

64

ROPs

64

184

Tensor Cores

-

46

RT Cores

32

128 KB (per SM)

L1 Cache

128 KB per Array

36MB

L2 Cache

2MB

Theoretical Performance

158.4 GPixel/s

Pixel Rate

165.7 GPixel/s

455.4 GTexel/s

Texture Rate

331.4 GTexel/s

29.15 TFLOPS

FP16 (half)

21.21 TFLOPS

29.15 TFLOPS

FP32 (float)

10.60 TFLOPS

455.4 GFLOPS

FP64 (double)

662.8 GFLOPS

Graphics Processor

AD103

GPU Name

Navi 23

AD103-175-K1-A1

GPU Variant

Navi 23 XT (215-130000006)

Ada Lovelace

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

5 nm

Process Size

7 nm

45,900 million

Transistors

11,060 million

379mm²

Die Size

237mm²

Board Design

200W

TDP

160W

550W

Suggested PSU

450W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

1x 16-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

8.9

CUDA

-

6.7

Shader Model

6.7

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