AMD Radeon RX 6600 XT vs NVIDIA GeForce RTX 4070 AD103

VS

AMD Radeon RX 6600 XT

NVIDIA GeForce RTX 4070 AD103

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

Main Differences

AMD Radeon RX 6600 XT 's Advantages

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

Lower TDP (160W vs 200W)

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

Score

Benchmark

FP32 (float)

Radeon RX 6600 XT

10.6 TFLOPS

GeForce RTX 4070 AD103 +175%

29.15 TFLOPS

3DMark Time Spy

Radeon RX 6600 XT

9579

GeForce RTX 4070 AD103 +40%

13502

Radeon RX 6600 XT

VS

GeForce RTX 4070 AD103

Graphics Card

Jul 2021

Release Date

Mar 2024

Navi II

Generation

GeForce 40

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 4.0 x16

Clock Speeds

1968 MHz

Base Clock

1920 MHz

2589 MHz

Boost Clock

2475 MHz

2000 MHz

Memory Clock

1313 MHz

Memory

8GB

Memory Size

12GB

GDDR6

Memory Type

GDDR6X

128bit

Memory Bus

192bit

256.0GB/s

Bandwidth

504.2GB/s

Render Config

32

Compute Units

-

SM Count

46

2048

Shading Units

5888

128

TMUs

184

64

ROPs

64

-

Tensor Cores

184

32

RT Cores

46

128 KB per Array

L1 Cache

128 KB (per SM)

2 MB

L2 Cache

36 MB

32 MB

L3 Cache

-

Theoretical Performance

165.7 GPixel/s

Pixel Rate

158.4 GPixel/s

331.4 GTexel/s

Texture Rate

455.4 GTexel/s

21.21 TFLOPS

FP16 (half)

29.15 TFLOPS

10.60 TFLOPS

FP32 (float)

29.15 TFLOPS

662.8 GFLOPS

FP64 (double)

455.4 GFLOPS

Board Design

160W

TDP

200W

450 W

Suggested PSU

550 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

1x 8-pin

Power Connectors

1x 16-pin

Graphics Processor

Navi 23

GPU Name

AD103

Navi 23 XT (215-130000006)

GPU Variant

AD103-175-K1-A1

RDNA 2.0

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

7 nm

Process Size

5 nm

11.06 billion

Transistors

45.9 billion

237 mm²

Die Size

379 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

8.9

6.7

Shader Model

6.7

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