NVIDIA GeForce 8400 GS Rev. 2 vs AMD Radeon RX 7900 XTX

VS

NVIDIA GeForce 8400 GS Rev. 2 AMD Radeon RX 7900 XTX

We compared two Desktop platform GPUs: 512MB VRAM GeForce 8400 GS Rev. 2 and 24GB VRAM Radeon RX 7900 XTX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 8400 GS Rev. 2 's Advantages

Lower TDP (25W vs 355W)

AMD Radeon RX 7900 XTX 's Advantages

Released 14 years and 11 months late

Boost Clock2498MHz

Larger VRAM bandwidth (960.0GB/s vs 6.400GB/s)

6136 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 8400 GS Rev. 2

0.022 TFLOPS

Radeon RX 7900 XTX +278945%

61.39 TFLOPS

GeForce 8400 GS Rev. 2

VS

Radeon RX 7900 XTX

Graphics Card

Dec 2007

Release Date

Nov 2022

GeForce 8

Generation

Navi III

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1929 MHz

-

Boost Clock

2498 MHz

400 MHz

Memory Clock

2500 MHz

Memory

512MB

Memory Size

24GB

DDR2

Memory Type

GDDR6

64bit

Memory Bus

384bit

6.400GB/s

Bandwidth

960.0GB/s

Render Config

1

SM Count

-

Compute Units

96

8

Shading Units

6144

4

TMUs

384

4

ROPs

192

-

Tensor Cores

-

RT Cores

96

-

L1 Cache

256 KB per Array

16 KB

L2 Cache

6 MB

Theoretical Performance

2.268 GPixel/s

Pixel Rate

479.6 GPixel/s

2.268 GTexel/s

Texture Rate

959.2 GTexel/s

-

FP16 (half)

122.8 TFLOPS

22.40 GFLOPS

FP32 (float)

61.39 TFLOPS

-

FP64 (double)

1.918 TFLOPS

Graphics Processor

G98

GPU Name

Navi 31

-

GPU Variant

Navi 31 XTX (215-145000146)

Tesla

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

65 nm

Process Size

5 nm

0.21 billion

Transistors

57.7 billion

86 mm²

Die Size

529 mm²

Board Design

25W

TDP

355W

200 W

Suggested PSU

750 W

1x DVI 1x VGA 1x S-Video

Outputs

1x HDMI 2.1a 2x DisplayPort 2.1 1x USB Type-C

None

Power Connectors

2x 8-pin

Graphics Features

11.1 (10_0)

DirectX

12 Ultimate (12_2)

3.3

OpenGL

4.6

1.1

OpenCL

2.2

N/A

Vulkan

1.3

1.1

CUDA

-

4.0

Shader Model

6.7

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