NVIDIA GeForce RTX 4070 GDDR6 vs AMD Radeon RX 6650 XT

VS

NVIDIA GeForce RTX 4070 GDDR6

AMD Radeon RX 6650 XT

We compared two Desktop platform GPUs: 12GB VRAM GeForce RTX 4070 GDDR6 and 8GB VRAM Radeon RX 6650 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4070 GDDR6 's Advantages

Released 2 years and 3 months late

More VRAM (12GB vs 8GB)

Larger VRAM bandwidth (480.0GB/s vs 280.3GB/s)

3840 additional rendering cores

AMD Radeon RX 6650 XT 's Advantages

Boost Clock has increased by 6% (2635MHz vs 2475MHz)

Lower TDP (176W vs 200W)

Score

Benchmark

FP32 (float)

GeForce RTX 4070 GDDR6 +170%

29.15 TFLOPS

Radeon RX 6650 XT

10.79 TFLOPS

3DMark Time Spy

GeForce RTX 4070 GDDR6 +80%

17853

Radeon RX 6650 XT

9891

GeForce RTX 4070 GDDR6

VS

Radeon RX 6650 XT

Graphics Card

Aug 2024

Release Date

May 2022

GeForce 40

Generation

Navi II

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

1920 MHz

Base Clock

2055 MHz

2475 MHz

Boost Clock

2635 MHz

2500 MHz

Memory Clock

2190 MHz

Memory

12GB

Memory Size

8GB

GDDR6

Memory Type

GDDR6

192bit

Memory Bus

128bit

480.0GB/s

Bandwidth

280.3GB/s

Render Config

-

Compute Units

32

46

SM Count

-

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

36 MB

L2 Cache

2 MB

-

L3 Cache

32 MB

Theoretical Performance

158.4 GPixel/s

Pixel Rate

168.6 GPixel/s

455.4 GTexel/s

Texture Rate

337.3 GTexel/s

29.15 TFLOPS

FP16 (half)

21.59 TFLOPS

29.15 TFLOPS

FP32 (float)

10.79 TFLOPS

455.4 GFLOPS

FP64 (double)

674.6 GFLOPS

Board Design

200W

TDP

176W

550 W

Suggested PSU

450 W

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 Processor

AD104

GPU Name

Navi 23

AD104-2XX-A1

GPU Variant

Navi 23 KXT (215-130000136)

Ada Lovelace

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

5 nm

Process Size

7 nm

35.8 billion

Transistors

11.06 billion

294 mm²

Die Size

237 mm²

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

-

6.8

Shader Model

6.5

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