AMD Radeon RX 6600 vs NVIDIA GeForce 9400 GT PCI

VS

AMD Radeon RX 6600 NVIDIA GeForce 9400 GT PCI

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 6600 and 256MB VRAM GeForce 9400 GT PCI to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6600 's Advantages

Released 13 years and 2 months late

Boost Clock2491MHz

Larger VRAM bandwidth (224.0GB/s vs 12.80GB/s)

1776 additional rendering cores

NVIDIA GeForce 9400 GT PCI 's Advantages

Lower TDP (50W vs 132W)

Score

Benchmark

FP32 (float)

Radeon RX 6600 +19740%

8.928 TFLOPS

GeForce 9400 GT PCI

0.045 TFLOPS

Radeon RX 6600

VS

GeForce 9400 GT PCI

Graphics Card

Oct 2021

Release Date

Aug 2008

Navi II

Generation

GeForce 9

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCI

Clock Speeds

1626 MHz

Base Clock

-

2491 MHz

Boost Clock

-

1750 MHz

Memory Clock

400 MHz

Memory

8GB

Memory Size

256MB

GDDR6

Memory Type

DDR2

128bit

Memory Bus

128bit

224.0GB/s

Bandwidth

12.80GB/s

Render Config

-

SM Count

2

28

Compute Units

-

1792

Shading Units

16

112

TMUs

8

64

ROPs

4

-

Tensor Cores

-

28

RT Cores

-

128 KB per Array

L1 Cache

-

2 MB

L2 Cache

32 KB

Theoretical Performance

159.4 GPixel/s

Pixel Rate

2.200 GPixel/s

279.0 GTexel/s

Texture Rate

4.400 GTexel/s

17.86 TFLOPS

FP16 (half)

-

8.928 TFLOPS

FP32 (float)

44.80 GFLOPS

558.0 GFLOPS

FP64 (double)

-

Graphics Processor

Navi 23

GPU Name

G96C

Navi 23 XL (215-130000016)

GPU Variant

-

RDNA 2.0

Architecture

Tesla

TSMC

Foundry

TSMC

7 nm

Process Size

55 nm

11.06 billion

Transistors

0.314 billion

237 mm²

Die Size

121 mm²

Board Design

132W

TDP

50W

300 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_0)

4.6

OpenGL

3.3

2.1

OpenCL

1.1

1.3

Vulkan

N/A

-

CUDA

1.1

6.5

Shader Model

4.0

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