AMD Radeon R7 340 OEM vs NVIDIA RTX A400

VS

AMD Radeon R7 340 OEM

NVIDIA RTX A400

We compared two Desktop platform GPUs: 2GB VRAM Radeon R7 340 OEM and 4GB VRAM RTX A400 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A400 's Advantages

Released 8 years and 11 months late

Boost Clock has increased by 126% (1762MHz vs 780MHz)

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (96.00GB/s vs 64.00GB/s)

384 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R7 340 OEM

0.599 TFLOPS

RTX A400 +351%

2.706 TFLOPS

Radeon R7 340 OEM

VS

RTX A400

Graphics Card

May 2015

Release Date

Apr 2024

Pirate Islands

Generation

Quadro Ampere(Ax000)

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 4.0 x8

Clock Speeds

730 MHz

Base Clock

1417 MHz

780 MHz

Boost Clock

1762 MHz

1000 MHz

Memory Clock

1500 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

64bit

64.00GB/s

Bandwidth

96.00GB/s

Render Config

6

Compute Units

-

SM Count

6

384

Shading Units

768

24

TMUs

24

8

ROPs

16

-

Tensor Cores

24

-

RT Cores

6

16 KB (per CU)

L1 Cache

128 KB (per SM)

256 KB

L2 Cache

2 MB

-

Theoretical Performance

6.240 GPixel/s

Pixel Rate

28.19 GPixel/s

18.72 GTexel/s

Texture Rate

42.29 GTexel/s

-

FP16 (half)

2.706 TFLOPS

599.0 GFLOPS

FP32 (float)

2.706 TFLOPS

37.44 GFLOPS

FP64 (double)

42.29 GFLOPS

Board Design

50W

TDP

50W

250 W

Suggested PSU

250 W

1x DVI 1x HDMI 1.4a 1x VGA

Outputs

4x mini-DisplayPort 1.4a

None

Power Connectors

None

Graphics Processor

Oland

GPU Name

GA107

-

GCN 1.0

Architecture

Ampere

TSMC

Foundry

Samsung

28 nm

Process Size

8 nm

0.95 billion

Transistors

8.7 billion

77 mm²

Die Size

200 mm²

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

8.6

5.1

Shader Model

6.8

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