NVIDIA GeForce 8400 GS Rev. 3 vs AMD Radeon Pro W6900X

VS

NVIDIA GeForce 8400 GS Rev. 3

AMD Radeon Pro W6900X

We compared two Desktop platform GPUs: 512MB VRAM GeForce 8400 GS Rev. 3 and 32GB VRAM Radeon Pro W6900X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 8400 GS Rev. 3 's Advantages

Lower TDP (25W vs 300W)

AMD Radeon Pro W6900X 's Advantages

Released 11 years and 1 months late

Boost Clock2150MHz

More VRAM (32GB vs 512GB)

Larger VRAM bandwidth (512.0GB/s vs 6.400GB/s)

5112 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 8400 GS Rev. 3

0.02 TFLOPS

Radeon Pro W6900X +110000%

22.02 TFLOPS

GeForce 8400 GS Rev. 3

VS

Radeon Pro W6900X

Graphics Card

Jul 2010

Release Date

Aug 2021

GeForce 8

Generation

Radeon Pro Mac

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1825 MHz

-

Boost Clock

2150 MHz

400 MHz

Memory Clock

2000 MHz

Memory

512MB

Memory Size

32GB

DDR2

Memory Type

GDDR6

64bit

Memory Bus

256bit

6.400GB/s

Bandwidth

512.0GB/s

Render Config

-

Compute Units

80

1

SM Count

-

8

Shading Units

5120

4

TMUs

320

4

ROPs

128

-

RT Cores

80

-

L1 Cache

128 KB per Array

32 KB

L2 Cache

4 MB

-

L3 Cache

128 MB

Theoretical Performance

2.080 GPixel/s

Pixel Rate

275.2 GPixel/s

2.080 GTexel/s

Texture Rate

688.0 GTexel/s

-

FP16 (half)

44.03 TFLOPS

19.68 GFLOPS

FP32 (float)

22.02 TFLOPS

-

FP64 (double)

1376 GFLOPS

Board Design

25W

TDP

300W

200 W

Suggested PSU

700 W

1x DVI 1x VGA 1x S-Video

Outputs

1x HDMI 2.1 4x Thunderbolt

None

Power Connectors

None

Graphics Processor

GT218

GPU Name

Navi 21

8400GS-225-B1

GPU Variant

Navi 21 Pro-XTA

Tesla 2.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

7 nm

0.26 billion

Transistors

26.8 billion

57 mm²

Die Size

520 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

6.5

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