AMD Radeon RX 6400 vs NVIDIA GeForce GTX 670

VS

AMD Radeon RX 6400

NVIDIA GeForce GTX 670

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 6400 and 2GB VRAM GeForce GTX 670 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6400 's Advantages

Released 9 years and 8 months late

Boost Clock has increased by 137% (2321MHz vs 980MHz)

More VRAM (4GB vs 2GB)

Lower TDP (53W vs 170W)

NVIDIA GeForce GTX 670 's Advantages

Larger VRAM bandwidth (192.3GB/s vs 128.0GB/s)

576 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6400 +35%

3.565 TFLOPS

GeForce GTX 670

2.634 TFLOPS

3DMark Time Spy

Radeon RX 6400 +96%

3579

GeForce GTX 670

1824

Blender

Radeon RX 6400 +89%

334

GeForce GTX 670

176

Radeon RX 6400

VS

GeForce GTX 670

Graphics Card

Jan 2022

Release Date

May 2012

Navi II

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 4.0 x4

Bus Interface

PCIe 3.0 x16

Clock Speeds

1923 MHz

Base Clock

915 MHz

2321 MHz

Boost Clock

980 MHz

2000 MHz

Memory Clock

1502 MHz

Memory

4GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

64bit

Memory Bus

256bit

128.0GB/s

Bandwidth

192.3GB/s

Render Config

12

Compute Units

-

768

Shading Units

1344

48

TMUs

112

32

ROPs

32

-

12

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per SMX)

1024 KB

L2 Cache

512 KB

16 MB

L3 Cache

-

Theoretical Performance

74.27 GPixel/s

Pixel Rate

27.44 GPixel/s

111.4 GTexel/s

Texture Rate

109.8 GTexel/s

7.130 TFLOPS

FP16 (half)

-

3.565 TFLOPS

FP32 (float)

2.634 TFLOPS

222.8 GFLOPS

FP64 (double)

109.8 GFLOPS

Board Design

53W

TDP

170W

250 W

Suggested PSU

450 W

1x HDMI 2.1 1x DisplayPort 1.4a

Outputs

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

None

Power Connectors

2x 6-pin

Graphics Processor

Navi 24

GPU Name

GK104

Navi 24 XL (215-135000046)

GPU Variant

GK104-325-A2

RDNA 2.0

Architecture

Kepler

TSMC

Foundry

TSMC

6 nm

Process Size

28 nm

5.4 billion

Transistors

3.54 billion

107 mm²

Die Size

294 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.2

OpenCL

3.0

1.3

Vulkan

1.1

-

CUDA

3.0

6.7

Shader Model

5.1

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