AMD Radeon RX 6800 vs NVIDIA GeForce GT 340 OEM

VS

AMD Radeon RX 6800

NVIDIA GeForce GT 340 OEM

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 6800 and 1024MB VRAM GeForce GT 340 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6800 's Advantages

Released 10 years and 8 months late

Boost Clock2105MHz

More VRAM (16GB vs 1024GB)

Larger VRAM bandwidth (512.0GB/s vs 27.20GB/s)

3744 additional rendering cores

NVIDIA GeForce GT 340 OEM 's Advantages

Lower TDP (69W vs 250W)

Score

Benchmark

FP32 (float)

Radeon RX 6800 +6191%

16.17 TFLOPS

GeForce GT 340 OEM

0.257 TFLOPS

Radeon RX 6800

VS

GeForce GT 340 OEM

Graphics Card

Oct 2020

Release Date

Feb 2010

Navi II

Generation

GeForce 300

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1700 MHz

Base Clock

-

2105 MHz

Boost Clock

-

2000 MHz

Memory Clock

850 MHz

Memory

16GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR3

256bit

Memory Bus

128bit

512.0GB/s

Bandwidth

27.20GB/s

Render Config

60

Compute Units

-

SM Count

12

3840

Shading Units

96

240

TMUs

32

96

ROPs

8

-

60

RT Cores

-

128 KB per Array

L1 Cache

-

4 MB

L2 Cache

64 KB

128 MB

L3 Cache

-

Theoretical Performance

202.1 GPixel/s

Pixel Rate

4.400 GPixel/s

505.2 GTexel/s

Texture Rate

17.60 GTexel/s

32.33 TFLOPS

FP16 (half)

-

16.17 TFLOPS

FP32 (float)

257.3 GFLOPS

1010 GFLOPS

FP64 (double)

-

Board Design

250W

TDP

69W

600 W

Suggested PSU

250 W

1x HDMI 2.1 2x DisplayPort 1.4a 1x USB Type-C

Outputs

1x DVI 1x HDMI 1x VGA

2x 8-pin

Power Connectors

None

Graphics Processor

Navi 21

GPU Name

GT215

Navi 21 XL (215-121000187)

GPU Variant

GT215-301-A3

RDNA 2.0

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

7 nm

Process Size

40 nm

26.8 billion

Transistors

0.727 billion

520 mm²

Die Size

144 mm²

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

6.5

Shader Model

4.1

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