NVIDIA GeForce GTX 280 vs ATI Radeon HD 3450 X2

VS

NVIDIA GeForce GTX 280

ATI Radeon HD 3450 X2

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 280 and 512MB VRAM Radeon HD 3450 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 280 's Advantages

Released 6 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (141.7GB/s vs 8.000GB/s)

200 additional rendering cores

ATI Radeon HD 3450 X2 's Advantages

Lower TDP (50W vs 236W)

Score

Benchmark

FP32 (float)

GeForce GTX 280 +1195%

0.622 TFLOPS

Radeon HD 3450 X2

0.048 TFLOPS

GeForce GTX 280

VS

Radeon HD 3450 X2

Graphics Card

Jun 2008

Release Date

Dec 2007

GeForce 200

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1107 MHz

Memory Clock

500 MHz

Memory

1024MB

Memory Size

512MB

GDDR3

Memory Type

DDR2

512bit

Memory Bus

64bit

141.7GB/s

Bandwidth

8.000GB/s

Render Config

-

Compute Units

2

30

SM Count

-

240

Shading Units

40

80

TMUs

4

32

ROPs

4

-

256 KB

L2 Cache

64 KB

-

Theoretical Performance

19.26 GPixel/s

Pixel Rate

2.400 GPixel/s

48.16 GTexel/s

Texture Rate

2.400 GTexel/s

-

622.1 GFLOPS

FP32 (float)

48.00 GFLOPS

77.76 GFLOPS

FP64 (double)

-

Board Design

236W

TDP

50W

550 W

Suggested PSU

250 W

2x DVI 1x S-Video

Outputs

2x DMS-59

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Processor

GT200

GPU Name

RV620

G200-300-A2

GPU Variant

RV620 LE

Tesla 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

65 nm

Process Size

55 nm

1.4 billion

Transistors

0.181 billion

576 mm²

Die Size

67 mm²

Graphics Features

11.1 (10_0)

DirectX

10.1 (10_1)

3.3

OpenGL

3.3

1.1

OpenCL

N/A

Vulkan

N/A

1.3

CUDA

-

4.0

Shader Model

4.1

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