AMD Radeon RX 6400 vs NVIDIA GeForce GTX 780 Ti Engineering Sample

VS

AMD Radeon RX 6400 NVIDIA GeForce GTX 780 Ti Engineering Sample

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 6400 and 3GB VRAM GeForce GTX 780 Ti Engineering Sample to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6400 's Advantages

Boost Clock has increased by 150% (2321MHz vs 928MHz)

More VRAM (4GB vs 3GB)

Lower TDP (53W vs 250W)

NVIDIA GeForce GTX 780 Ti Engineering Sample 's Advantages

Larger VRAM bandwidth (336.6GB/s vs 128.0GB/s)

2112 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6400

3.565 TFLOPS

GeForce GTX 780 Ti Engineering Sample +49%

5.345 TFLOPS

Radeon RX 6400

VS

GeForce GTX 780 Ti Engineering Sample

Graphics Card

Jan 2022

Release Date

Unknown

Navi II

Generation

GeForce 700

Desktop

Type

Desktop

PCIe 4.0 x4

Bus Interface

PCIe 3.0 x16

Clock Speeds

1923 MHz

Base Clock

875 MHz

2321 MHz

Boost Clock

928 MHz

2000 MHz

Memory Clock

1753 MHz

Memory

4GB

Memory Size

3GB

GDDR6

Memory Type

GDDR5

64bit

Memory Bus

384bit

128.0GB/s

Bandwidth

336.6GB/s

Render Config

-

SM Count

-

12

Compute Units

-

768

Shading Units

2880

48

TMUs

240

32

ROPs

48

-

Tensor Cores

-

12

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per SMX)

1024 KB

L2 Cache

1536 KB

Theoretical Performance

74.27 GPixel/s

Pixel Rate

55.68 GPixel/s

111.4 GTexel/s

Texture Rate

222.7 GTexel/s

7.130 TFLOPS

FP16 (half)

-

3.565 TFLOPS

FP32 (float)

5.345 TFLOPS

222.8 GFLOPS

FP64 (double)

222.7 GFLOPS

Graphics Processor

Navi 24

GPU Name

GK180

Navi 24 XL (215-135000046)

GPU Variant

GK180-425-A1

RDNA 2.0

Architecture

Kepler

TSMC

Foundry

TSMC

6 nm

Process Size

28 nm

5.4 billion

Transistors

7.08 billion

107 mm²

Die Size

561 mm²

Board Design

53W

TDP

250W

250 W

Suggested PSU

600 W

1x HDMI 2.1 1x DisplayPort 1.4a

Outputs

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.2

OpenCL

3.0

1.3

Vulkan

1.2.175

-

CUDA

3.5

6.6

Shader Model

5.1

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