NVIDIA GeForce GTX 260 vs AMD Radeon Sky 900

VS

NVIDIA GeForce GTX 260

AMD Radeon Sky 900

We compared two Desktop platform GPUs: 896MB VRAM GeForce GTX 260 and 3GB VRAM Radeon Sky 900 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 260 's Advantages

Lower TDP (182W vs 300W)

AMD Radeon Sky 900 's Advantages

Released 4 years and 9 months late

Boost Clock950MHz

More VRAM (3GB vs 896GB)

Larger VRAM bandwidth (240.0GB/s vs 111.9GB/s)

1600 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 260

0.477 TFLOPS

Radeon Sky 900 +613%

3.405 TFLOPS

GeForce GTX 260

VS

Radeon Sky 900

Graphics Card

Jun 2008

Release Date

Mar 2013

GeForce 200

Generation

Radeon Sky

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

825 MHz

-

Boost Clock

950 MHz

999 MHz

Memory Clock

1250 MHz

Memory

896MB

Memory Size

3GB

GDDR3

Memory Type

GDDR5

448bit

Memory Bus

384bit

111.9GB/s

Bandwidth

240.0GB/s

Render Config

-

Compute Units

28

24

SM Count

-

192

Shading Units

1792

64

TMUs

112

28

ROPs

32

-

L1 Cache

16 KB (per CU)

224 KB

L2 Cache

768 KB

-

Theoretical Performance

16.13 GPixel/s

Pixel Rate

30.40 GPixel/s

36.86 GTexel/s

Texture Rate

106.4 GTexel/s

-

476.9 GFLOPS

FP32 (float)

3.405 TFLOPS

59.62 GFLOPS

FP64 (double)

851.2 GFLOPS

Board Design

182W

TDP

300W

450 W

Suggested PSU

700 W

2x DVI 1x S-Video

Outputs

1x DVI 1x mini-DisplayPort 1.2

2x 6-pin

Power Connectors

2x 8-pin

Graphics Processor

GT200

GPU Name

Tahiti

G200-100-A2

GPU Variant

Orthrus

Tesla 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

65 nm

Process Size

28 nm

1.4 billion

Transistors

4.313 billion

576 mm²

Die Size

352 mm²

Graphics Features

11.1 (10_0)

DirectX

12 (11_1)

3.3

OpenGL

4.6

1.1

OpenCL

1.2

N/A

Vulkan

1.2

1.3

CUDA

-

4.0

Shader Model

5.1

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