NVIDIA GeForce 8400 GS PCI Rev. 2 vs AMD Radeon RX 7800 XT

VS

NVIDIA GeForce 8400 GS PCI Rev. 2 AMD Radeon RX 7800 XT

We compared two Desktop platform GPUs: 512MB VRAM GeForce 8400 GS PCI Rev. 2 and 16GB VRAM Radeon RX 7800 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 8400 GS PCI Rev. 2 's Advantages

Lower TDP (40W vs 263W)

AMD Radeon RX 7800 XT 's Advantages

Released 16 years and 4 months late

Boost Clock2430MHz

Larger VRAM bandwidth (624.1GB/s vs 8.000GB/s)

3824 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 8400 GS PCI Rev. 2

0.039 TFLOPS

Radeon RX 7800 XT +95592%

37.32 TFLOPS

GeForce 8400 GS PCI Rev. 2

VS

Radeon RX 7800 XT

Graphics Card

Apr 2007

Release Date

Aug 2023

GeForce 8

Generation

Navi III

Desktop

Type

Desktop

PCI

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1295 MHz

-

Boost Clock

2430 MHz

500 MHz

Memory Clock

2438 MHz

Memory

512MB

Memory Size

16GB

DDR3

Memory Type

GDDR6

64bit

Memory Bus

256bit

8.000GB/s

Bandwidth

624.1GB/s

Render Config

2

SM Count

-

Compute Units

60

16

Shading Units

3840

8

TMUs

240

4

ROPs

96

-

Tensor Cores

-

RT Cores

60

-

L1 Cache

128 KB per Array

32 KB

L2 Cache

4 MB

Theoretical Performance

2.080 GPixel/s

Pixel Rate

233.3 GPixel/s

4.160 GTexel/s

Texture Rate

583.2 GTexel/s

-

FP16 (half)

74.65 TFLOPS

39.36 GFLOPS

FP32 (float)

37.32 TFLOPS

-

FP64 (double)

1166 GFLOPS

Graphics Processor

GT218

GPU Name

Navi 32

-

GPU Variant

Navi 32 XT (215-180000006)

Tesla 2.0

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

40 nm

Process Size

5 nm

0.26 billion

Transistors

28.1 billion

57 mm²

Die Size

346 mm²

Board Design

40W

TDP

263W

200 W

Suggested PSU

600 W

1x DVI 1x HDMI 1x VGA

Outputs

1x HDMI 2.1a 3x DisplayPort 2.1

None

Power Connectors

2x 8-pin

Graphics Features

11.1 (10_1)

DirectX

12 Ultimate (12_2)

3.3

OpenGL

4.6

1.1

OpenCL

2.2

N/A

Vulkan

1.3

1.2

CUDA

-

4.1

Shader Model

6.7

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