NVIDIA GeForce GTX 275 PhysX Edition vs NVIDIA GeForce 8400 GS PCI

VS

NVIDIA GeForce GTX 275 PhysX Edition

NVIDIA GeForce 8400 GS PCI

We compared two Desktop platform GPUs: 896MB VRAM GeForce GTX 275 PhysX Edition and 512MB VRAM GeForce 8400 GS PCI to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 275 PhysX Edition 's Advantages

Released 2 years and 2 months late

More VRAM (896GB vs 512GB)

Larger VRAM bandwidth (127.0GB/s vs 5.328GB/s)

232 additional rendering cores

NVIDIA GeForce 8400 GS PCI 's Advantages

Lower TDP (25W vs 219W)

Score

Benchmark

FP32 (float)

GeForce GTX 275 PhysX Edition +2727%

0.622 TFLOPS

GeForce 8400 GS PCI

0.022 TFLOPS

GeForce GTX 275 PhysX Edition

VS

GeForce 8400 GS PCI

Graphics Card

Feb 2010

Release Date

Dec 2007

GeForce 200

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCI

Clock Speeds

-

1134 MHz

Memory Clock

333 MHz

Memory

896MB

Memory Size

512MB

GDDR3

Memory Type

DDR2

448bit

Memory Bus

64bit

127.0GB/s

Bandwidth

5.328GB/s

Render Config

-

30

SM Count

1

240

Shading Units

8

80

TMUs

4

28

ROPs

4

-

224 KB

L2 Cache

16 KB

-

Theoretical Performance

17.72 GPixel/s

Pixel Rate

2.268 GPixel/s

50.64 GTexel/s

Texture Rate

2.268 GTexel/s

-

622.1 GFLOPS

FP32 (float)

22.40 GFLOPS

77.76 GFLOPS

FP64 (double)

-

Board Design

219W

TDP

25W

550 W

Suggested PSU

200 W

2x DVI

Outputs

1x S-Video 1x DMS-59

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Processor

G92B

GPU Name

G98

G92-421-B1

GPU Variant

G98-400-U2

Tesla

Architecture

Tesla

TSMC

Foundry

TSMC

55 nm

Process Size

65 nm

0.754 billion

Transistors

0.21 billion

260 mm²

Die Size

86 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

1.3

CUDA

1.1

4.0

Shader Model

4.0

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