NVIDIA GeForce 8400 vs NVIDIA GeForce 8800 GTS 512

VS

NVIDIA GeForce 8400

NVIDIA GeForce 8800 GTS 512

We compared two Desktop platform GPUs: 256MB VRAM GeForce 8400 and 512MB VRAM GeForce 8800 GTS 512 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 8400 's Advantages

Lower TDP (25W vs 135W)

NVIDIA GeForce 8800 GTS 512 's Advantages

More VRAM (512GB vs 256GB)

Larger VRAM bandwidth (52.48GB/s vs 8.000GB/s)

120 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 8400

0.021 TFLOPS

GeForce 8800 GTS 512 +1880%

0.416 TFLOPS

GeForce 8400

VS

GeForce 8800 GTS 512

Graphics Card

Dec 2007

Release Date

Dec 2007

GeForce 8

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

500 MHz

Memory Clock

820 MHz

Memory

256MB

Memory Size

512MB

DDR2

Memory Type

GDDR3

64bit

Memory Bus

256bit

8.000GB/s

Bandwidth

52.48GB/s

Render Config

-

1

SM Count

16

8

Shading Units

128

4

TMUs

64

4

ROPs

16

-

16 KB

L2 Cache

64 KB

-

Theoretical Performance

2.160 GPixel/s

Pixel Rate

10.40 GPixel/s

2.160 GTexel/s

Texture Rate

41.60 GTexel/s

-

20.80 GFLOPS

FP32 (float)

416.0 GFLOPS

-

Board Design

25W

TDP

135W

200 W

Suggested PSU

300 W

1x DVI 1x VGA 1x S-Video

Outputs

2x DVI 1x S-Video

None

Power Connectors

1x 6-pin

Graphics Processor

G98

GPU Name

G92

-

GPU Variant

G92-400-A2

Tesla

Architecture

Tesla

TSMC

Foundry

TSMC

65 nm

Process Size

65 nm

0.21 billion

Transistors

0.754 billion

86 mm²

Die Size

324 mm²

Graphics Features

11.1 (10_0)

DirectX

11.1 (10_0)

3.3

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

1.1

CUDA

1.1

4.0

Shader Model

4.0

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