AMD Radeon HD 8490 OEM vs NVIDIA GeForce 405 OEM

VS

AMD Radeon HD 8490 OEM

NVIDIA GeForce 405 OEM

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 8490 OEM 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 HD 8490 OEM 's Advantages

Released 2 years and 10 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (14.40GB/s vs 12.64GB/s)

144 additional rendering cores

NVIDIA GeForce 405 OEM 's Advantages

Lower TDP (25W vs 35W)

Score

Benchmark

FP32 (float)

Radeon HD 8490 OEM +522%

0.28 TFLOPS

GeForce 405 OEM

0.045 TFLOPS

Radeon HD 8490 OEM

VS

GeForce 405 OEM

Graphics Card

Jul 2013

Release Date

Sep 2010

Sea Islands

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

900 MHz

Memory Clock

790 MHz

Memory

1024MB

Memory Size

512MB

DDR3

Memory Type

DDR3

64bit

Memory Bus

64bit

14.40GB/s

Bandwidth

12.64GB/s

Render Config

2

Compute Units

-

SM Count

2

160

Shading Units

16

8

TMUs

8

4

ROPs

4

-

8 KB (per CU)

L1 Cache

-

128 KB

L2 Cache

32 KB

-

Theoretical Performance

3.500 GPixel/s

Pixel Rate

2.356 GPixel/s

7.000 GTexel/s

Texture Rate

4.712 GTexel/s

-

280.0 GFLOPS

FP32 (float)

44.86 GFLOPS

-

Board Design

35W

TDP

25W

200 W

Suggested PSU

200 W

1x DVI 1x DisplayPort 1.1

Outputs

1x DVI 1x HDMI 1x VGA

None

Power Connectors

None

Graphics Processor

Caicos

GPU Name

GT218

Caicos XTX

GPU Variant

GT218-300-B1

TeraScale 2

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.37 billion

Transistors

0.26 billion

67 mm²

Die Size

57 mm²

Graphics Features

11.2 (11_0)

DirectX

11.1 (10_1)

4.4

OpenGL

3.3

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

1.2

5.0

Shader Model

4.1

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