AMD Radeon RX 6600 vs NVIDIA GeForce 8600 GT

VS

AMD Radeon RX 6600

NVIDIA GeForce 8600 GT

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 6600 and 512MB VRAM GeForce 8600 GT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6600 's Advantages

Released 14 years and 6 months late

Boost Clock2491MHz

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (224.0GB/s vs 22.40GB/s)

1760 additional rendering cores

NVIDIA GeForce 8600 GT 's Advantages

Lower TDP (47W vs 132W)

Score

Benchmark

FP32 (float)

Radeon RX 6600 +11647%

8.928 TFLOPS

GeForce 8600 GT

0.076 TFLOPS

Radeon RX 6600

VS

GeForce 8600 GT

Graphics Card

Oct 2021

Release Date

Apr 2007

Navi II

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 1.0 x16

Clock Speeds

1626 MHz

Base Clock

-

2491 MHz

Boost Clock

-

1750 MHz

Memory Clock

700 MHz

Memory

8GB

Memory Size

512MB

GDDR6

Memory Type

GDDR3

128bit

Memory Bus

128bit

224.0GB/s

Bandwidth

22.40GB/s

Render Config

28

Compute Units

-

SM Count

4

1792

Shading Units

32

112

TMUs

16

64

ROPs

8

-

28

RT Cores

-

128 KB per Array

L1 Cache

-

2 MB

L2 Cache

32 KB

32 MB

L3 Cache

-

Theoretical Performance

159.4 GPixel/s

Pixel Rate

4.320 GPixel/s

279.0 GTexel/s

Texture Rate

8.640 GTexel/s

17.86 TFLOPS

FP16 (half)

-

8.928 TFLOPS

FP32 (float)

76.16 GFLOPS

558.0 GFLOPS

FP64 (double)

-

Board Design

132W

TDP

47W

300 W

Suggested PSU

200 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

2x DVI 1x S-Video

1x 8-pin

Power Connectors

None

Graphics Processor

Navi 23

GPU Name

G84

Navi 23 XL (215-130000016)

GPU Variant

G84-303-A2

RDNA 2.0

Architecture

Tesla

TSMC

Foundry

TSMC

7 nm

Process Size

80 nm

11.06 billion

Transistors

0.289 billion

237 mm²

Die Size

169 mm²

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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