AMD Radeon Sky 900 vs NVIDIA GeForce GTX 460 SE

VS

AMD Radeon Sky 900

NVIDIA GeForce GTX 460 SE

We compared two Desktop platform GPUs: 3GB VRAM Radeon Sky 900 and 1024MB VRAM GeForce GTX 460 SE to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Sky 900 's Advantages

Released 2 years and 4 months late

Boost Clock950MHz

More VRAM (3GB vs 1024GB)

Larger VRAM bandwidth (240.0GB/s vs 108.8GB/s)

1504 additional rendering cores

NVIDIA GeForce GTX 460 SE 's Advantages

Lower TDP (150W vs 300W)

Score

Benchmark

FP32 (float)

Radeon Sky 900 +354%

3.405 TFLOPS

GeForce GTX 460 SE

0.749 TFLOPS

Radeon Sky 900

VS

GeForce GTX 460 SE

Graphics Card

Mar 2013

Release Date

Nov 2010

Radeon Sky

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

825 MHz

Base Clock

-

950 MHz

Boost Clock

-

1250 MHz

Memory Clock

850 MHz

Memory

3GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

256bit

240.0GB/s

Bandwidth

108.8GB/s

Render Config

28

Compute Units

-

SM Count

6

1792

Shading Units

288

112

TMUs

48

32

ROPs

32

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

768 KB

L2 Cache

512 KB

-

Theoretical Performance

30.40 GPixel/s

Pixel Rate

7.800 GPixel/s

106.4 GTexel/s

Texture Rate

31.20 GTexel/s

-

3.405 TFLOPS

FP32 (float)

748.8 GFLOPS

851.2 GFLOPS

FP64 (double)

62.40 GFLOPS

Board Design

300W

TDP

150W

700 W

Suggested PSU

450 W

1x DVI 1x mini-DisplayPort 1.2

Outputs

2x DVI 1x mini-HDMI 1.3a

2x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

Tahiti

GPU Name

GF104

Orthrus

GPU Variant

GF104-225-A1

GCN 1.0

Architecture

Fermi

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

4.313 billion

Transistors

1.95 billion

352 mm²

Die Size

332 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.2

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

2.1

5.1

Shader Model

5.1

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