NVIDIA GeForce GT 340 OEM vs AMD Radeon RX 6600 XT

VS

NVIDIA GeForce GT 340 OEM

AMD Radeon RX 6600 XT

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 340 OEM and 8GB VRAM Radeon RX 6600 XT 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 160W)

AMD Radeon RX 6600 XT 's Advantages

Released 11 years and 5 months late

Boost Clock2589MHz

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (256.0GB/s vs 27.20GB/s)

1952 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 340 OEM

0.257 TFLOPS

Radeon RX 6600 XT +4024%

10.6 TFLOPS

GeForce GT 340 OEM

VS

Radeon RX 6600 XT

Graphics Card

Feb 2010

Release Date

Jul 2021

GeForce 300

Generation

Navi II

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

1968 MHz

-

Boost Clock

2589 MHz

850 MHz

Memory Clock

2000 MHz

Memory

1024MB

Memory Size

8GB

GDDR3

Memory Type

GDDR6

128bit

Memory Bus

128bit

27.20GB/s

Bandwidth

256.0GB/s

Render Config

-

Compute Units

32

12

SM Count

-

96

Shading Units

2048

32

TMUs

128

8

ROPs

64

-

RT Cores

32

-

L1 Cache

128 KB per Array

64 KB

L2 Cache

2 MB

-

L3 Cache

32 MB

Theoretical Performance

4.400 GPixel/s

Pixel Rate

165.7 GPixel/s

17.60 GTexel/s

Texture Rate

331.4 GTexel/s

-

FP16 (half)

21.21 TFLOPS

257.3 GFLOPS

FP32 (float)

10.60 TFLOPS

-

FP64 (double)

662.8 GFLOPS

Board Design

69W

TDP

160W

250 W

Suggested PSU

450 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 XT (215-130000006)

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

6.7

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