NVIDIA GeForce GTX 280 vs NVIDIA GeForce GTX 275

VS

NVIDIA GeForce GTX 280

NVIDIA GeForce GTX 275

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 280 and 896MB VRAM GeForce GTX 275 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 280 's Advantages

More VRAM (1024GB vs 896GB)

Larger VRAM bandwidth (141.7GB/s vs 127.0GB/s)

NVIDIA GeForce GTX 275 's Advantages

Released 7 months late

Lower TDP (219W vs 236W)

Score

Benchmark

FP32 (float)

GeForce GTX 280

0.622 TFLOPS

GeForce GTX 275 +8%

0.674 TFLOPS

GeForce GTX 280

VS

GeForce GTX 275

Graphics Card

Jun 2008

Release Date

Jan 2009

GeForce 200

Generation

GeForce 200

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1107 MHz

Memory Clock

1134 MHz

Memory

1024MB

Memory Size

896MB

GDDR3

Memory Type

GDDR3

512bit

Memory Bus

448bit

141.7GB/s

Bandwidth

127.0GB/s

Render Config

-

30

SM Count

30

240

Shading Units

240

80

TMUs

80

32

ROPs

28

-

256 KB

L2 Cache

224 KB

-

Theoretical Performance

19.26 GPixel/s

Pixel Rate

17.72 GPixel/s

48.16 GTexel/s

Texture Rate

50.64 GTexel/s

-

622.1 GFLOPS

FP32 (float)

673.9 GFLOPS

77.76 GFLOPS

FP64 (double)

84.24 GFLOPS

Board Design

236W

TDP

219W

550 W

Suggested PSU

550 W

2x DVI 1x S-Video

Outputs

2x DVI

1x 6-pin + 1x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

GT200

GPU Name

GT200B

G200-300-A2

GPU Variant

G200-105-B3

Tesla 2.0

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

65 nm

Process Size

55 nm

1.4 billion

Transistors

1.4 billion

576 mm²

Die Size

470 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

1.3

4.0

Shader Model

4.0

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