AMD Radeon Sky 500 vs NVIDIA GeForce 405 OEM

VS

AMD Radeon Sky 500

NVIDIA GeForce 405 OEM

We compared two Desktop platform GPUs: 4GB VRAM Radeon Sky 500 and 512MB VRAM GeForce 405 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Sky 500 's Advantages

Released 2 years and 6 months late

More VRAM (4GB vs 512GB)

Larger VRAM bandwidth (153.6GB/s vs 12.64GB/s)

1264 additional rendering cores

NVIDIA GeForce 405 OEM 's Advantages

Lower TDP (25W vs 150W)

Score

Benchmark

FP32 (float)

Radeon Sky 500 +5304%

2.432 TFLOPS

GeForce 405 OEM

0.045 TFLOPS

Radeon Sky 500

VS

GeForce 405 OEM

Graphics Card

Mar 2013

Release Date

Sep 2010

Radeon Sky

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1200 MHz

Memory Clock

790 MHz

Memory

4GB

Memory Size

512MB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

64bit

153.6GB/s

Bandwidth

12.64GB/s

Render Config

20

Compute Units

-

SM Count

2

1280

Shading Units

16

80

TMUs

8

32

ROPs

4

-

16 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

32 KB

-

Theoretical Performance

30.40 GPixel/s

Pixel Rate

2.356 GPixel/s

76.00 GTexel/s

Texture Rate

4.712 GTexel/s

-

2.432 TFLOPS

FP32 (float)

44.86 GFLOPS

152.0 GFLOPS

FP64 (double)

-

Board Design

150W

TDP

25W

450 W

Suggested PSU

200 W

1x DisplayPort 1.2

Outputs

1x DVI 1x HDMI 1x VGA

1x 6-pin

Power Connectors

None

Graphics Processor

Pitcairn

GPU Name

GT218

Pitcairn XT GL (215-0828073)

GPU Variant

GT218-300-B1

GCN 1.0

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

2.8 billion

Transistors

0.26 billion

212 mm²

Die Size

57 mm²

Graphics Features

12 (11_1)

DirectX

11.1 (10_1)

4.6

OpenGL

3.3

1.2

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

1.2

5.1

Shader Model

4.1

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