NVIDIA GeForce GTX 275 vs NVIDIA GeForce 8400 GS PCI Rev. 2

VS

NVIDIA GeForce GTX 275

NVIDIA GeForce 8400 GS PCI Rev. 2

We compared two Desktop platform GPUs: 896MB VRAM GeForce GTX 275 and 512MB VRAM GeForce 8400 GS PCI Rev. 2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 275 's Advantages

Released 1 years and 9 months late

More VRAM (896GB vs 512GB)

Larger VRAM bandwidth (127.0GB/s vs 8.000GB/s)

224 additional rendering cores

NVIDIA GeForce 8400 GS PCI Rev. 2 's Advantages

Lower TDP (40W vs 219W)

Score

Benchmark

FP32 (float)

GeForce GTX 275 +1628%

0.674 TFLOPS

GeForce 8400 GS PCI Rev. 2

0.039 TFLOPS

GeForce GTX 275

VS

GeForce 8400 GS PCI Rev. 2

Graphics Card

Jan 2009

Release Date

Apr 2007

GeForce 200

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCI

Clock Speeds

-

1134 MHz

Memory Clock

500 MHz

Memory

896MB

Memory Size

512MB

GDDR3

Memory Type

DDR3

448bit

Memory Bus

64bit

127.0GB/s

Bandwidth

8.000GB/s

Render Config

-

30

SM Count

2

240

Shading Units

16

80

TMUs

8

28

ROPs

4

-

224 KB

L2 Cache

32 KB

-

Theoretical Performance

17.72 GPixel/s

Pixel Rate

2.080 GPixel/s

50.64 GTexel/s

Texture Rate

4.160 GTexel/s

-

673.9 GFLOPS

FP32 (float)

39.36 GFLOPS

84.24 GFLOPS

FP64 (double)

-

Board Design

219W

TDP

40W

550 W

Suggested PSU

200 W

2x DVI

Outputs

1x DVI 1x HDMI 1x VGA

2x 6-pin

Power Connectors

None

Graphics Processor

GT200B

GPU Name

GT218

G200-105-B3

GPU Variant

-

Tesla 2.0

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

1.4 billion

Transistors

0.26 billion

470 mm²

Die Size

57 mm²

Graphics Features

11.1 (10_0)

DirectX

11.1 (10_1)

3.3

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

1.3

CUDA

1.2

4.0

Shader Model

4.1

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