AMD Radeon RX 6600 XT vs NVIDIA GeForce 9400 GT Rev. 3

VS

AMD Radeon RX 6600 XT NVIDIA GeForce 9400 GT Rev. 3

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 6600 XT and 128MB VRAM GeForce 9400 GT Rev. 3 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 1 months late

Boost Clock2589MHz

Larger VRAM bandwidth (256.0GB/s vs 9.600GB/s)

2032 additional rendering cores

NVIDIA GeForce 9400 GT Rev. 3 's Advantages

Lower TDP (50W vs 160W)

Score

Benchmark

FP32 (float)

Radeon RX 6600 XT +23455%

10.6 TFLOPS

GeForce 9400 GT Rev. 3

0.045 TFLOPS

Radeon RX 6600 XT

VS

GeForce 9400 GT Rev. 3

Graphics Card

Jul 2021

Release Date

Jun 2012

Navi II

Generation

GeForce 9

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

1968 MHz

Base Clock

-

2589 MHz

Boost Clock

-

2000 MHz

Memory Clock

600 MHz

Memory

8GB

Memory Size

128MB

GDDR6

Memory Type

DDR2

128bit

Memory Bus

64bit

256.0GB/s

Bandwidth

9.600GB/s

Render Config

-

SM Count

2

32

Compute Units

-

2048

Shading Units

16

128

TMUs

8

64

ROPs

4

-

Tensor Cores

-

32

RT Cores

-

128 KB per Array

L1 Cache

-

2 MB

L2 Cache

32 KB

Theoretical Performance

165.7 GPixel/s

Pixel Rate

2.356 GPixel/s

331.4 GTexel/s

Texture Rate

4.712 GTexel/s

21.21 TFLOPS

FP16 (half)

-

10.60 TFLOPS

FP32 (float)

44.86 GFLOPS

662.8 GFLOPS

FP64 (double)

-

Graphics Processor

Navi 23

GPU Name

GT218

Navi 23 XT (215-130000006)

GPU Variant

GT218-670-B1

RDNA 2.0

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

7 nm

Process Size

40 nm

11.06 billion

Transistors

0.26 billion

237 mm²

Die Size

57 mm²

Board Design

160W

TDP

50W

450 W

Suggested PSU

250 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x DVI 1x VGA 1x S-Video

1x 8-pin

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

11.1 (10_1)

4.6

OpenGL

3.3

2.1

OpenCL

1.1

1.3

Vulkan

N/A

-

CUDA

1.2

6.7

Shader Model

4.1

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