NVIDIA GeForce GT 340 OEM vs AMD Radeon RX 6600

VS

NVIDIA GeForce GT 340 OEM

AMD Radeon RX 6600

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 340 OEM and 8GB VRAM Radeon RX 6600 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 340 OEM 's Advantages

Lower TDP (69W vs 132W)

AMD Radeon RX 6600 's Advantages

Released 11 years and 8 months late

Boost Clock2491MHz

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (224.0GB/s vs 27.20GB/s)

1696 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 340 OEM

0.257 TFLOPS

Radeon RX 6600 +3373%

8.928 TFLOPS

GeForce GT 340 OEM

VS

Radeon RX 6600

Graphics Card

Feb 2010

Release Date

Oct 2021

GeForce 300

Generation

Navi II

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

1626 MHz

-

Boost Clock

2491 MHz

850 MHz

Memory Clock

1750 MHz

Memory

1024MB

Memory Size

8GB

GDDR3

Memory Type

GDDR6

128bit

Memory Bus

128bit

27.20GB/s

Bandwidth

224.0GB/s

Render Config

-

Compute Units

28

12

SM Count

-

96

Shading Units

1792

32

TMUs

112

8

ROPs

64

-

RT Cores

28

-

L1 Cache

128 KB per Array

64 KB

L2 Cache

2 MB

-

L3 Cache

32 MB

Theoretical Performance

4.400 GPixel/s

Pixel Rate

159.4 GPixel/s

17.60 GTexel/s

Texture Rate

279.0 GTexel/s

-

FP16 (half)

17.86 TFLOPS

257.3 GFLOPS

FP32 (float)

8.928 TFLOPS

-

FP64 (double)

558.0 GFLOPS

Board Design

69W

TDP

132W

250 W

Suggested PSU

300 W

1x DVI 1x HDMI 1x VGA

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

None

Power Connectors

1x 8-pin

Graphics Processor

GT215

GPU Name

Navi 23

GT215-301-A3

GPU Variant

Navi 23 XL (215-130000016)

Tesla 2.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

7 nm

0.727 billion

Transistors

11.06 billion

144 mm²

Die Size

237 mm²

Graphics Features

11.1 (10_1)

DirectX

12 Ultimate (12_2)

3.3

OpenGL

4.6

1.1

OpenCL

2.1

N/A

Vulkan

1.3

1.2

CUDA

-

4.1

Shader Model

6.5

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