NVIDIA GeForce GTX 465 vs AMD Radeon Sky 900

VS

NVIDIA GeForce GTX 465

AMD Radeon Sky 900

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 465 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 465 's Advantages

Lower TDP (200W vs 300W)

AMD Radeon Sky 900 's Advantages

Released 2 years and 10 months late

Boost Clock950MHz

More VRAM (3GB vs 1024GB)

Larger VRAM bandwidth (240.0GB/s vs 102.7GB/s)

1440 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 465

0.855 TFLOPS

Radeon Sky 900 +298%

3.405 TFLOPS

GeForce GTX 465

VS

Radeon Sky 900

Graphics Card

May 2010

Release Date

Mar 2013

GeForce 400

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

802 MHz

Memory Clock

1250 MHz

Memory

1024MB

Memory Size

3GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

384bit

102.7GB/s

Bandwidth

240.0GB/s

Render Config

-

Compute Units

28

11

SM Count

-

352

Shading Units

1792

44

TMUs

112

32

ROPs

32

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

768 KB

-

Theoretical Performance

13.38 GPixel/s

Pixel Rate

30.40 GPixel/s

26.75 GTexel/s

Texture Rate

106.4 GTexel/s

-

855.4 GFLOPS

FP32 (float)

3.405 TFLOPS

106.9 GFLOPS

FP64 (double)

851.2 GFLOPS

Board Design

200W

TDP

300W

550 W

Suggested PSU

700 W

2x DVI 1x mini-HDMI 1.3a

Outputs

1x DVI 1x mini-DisplayPort 1.2

2x 6-pin

Power Connectors

2x 8-pin

Graphics Processor

GF100

GPU Name

Tahiti

GF100-030-A3

GPU Variant

Orthrus

Fermi

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

3.1 billion

Transistors

4.313 billion

529 mm²

Die Size

352 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

1.1

OpenCL

1.2

N/A

Vulkan

1.2

2.0

CUDA

-

5.1

Shader Model

5.1

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