AMD Radeon HD 6490 vs NVIDIA GeForce GTX 260 Core 216 Rev. 2

VS

AMD Radeon HD 6490

NVIDIA GeForce GTX 260 Core 216 Rev. 2

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6490 and 896MB VRAM GeForce GTX 260 Core 216 Rev. 2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6490 's Advantages

Released 2 years and 8 months late

More VRAM (1024GB vs 896GB)

104 additional rendering cores

Lower TDP (39W vs 171W)

NVIDIA GeForce GTX 260 Core 216 Rev. 2 's Advantages

Larger VRAM bandwidth (111.9GB/s vs 16.00GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 6490

0.352 TFLOPS

GeForce GTX 260 Core 216 Rev. 2 +52%

0.536 TFLOPS

Radeon HD 6490

VS

GeForce GTX 260 Core 216 Rev. 2

Graphics Card

Jul 2011

Release Date

Nov 2008

Northern Islands

Generation

GeForce 200

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

500 MHz

Memory Clock

999 MHz

Memory

1024MB

Memory Size

896MB

DDR2

Memory Type

GDDR3

128bit

Memory Bus

448bit

16.00GB/s

Bandwidth

111.9GB/s

Render Config

4

Compute Units

-

SM Count

27

320

Shading Units

216

16

TMUs

72

8

ROPs

28

-

8 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

224 KB

-

Theoretical Performance

4.400 GPixel/s

Pixel Rate

16.13 GPixel/s

8.800 GTexel/s

Texture Rate

41.47 GTexel/s

-

352.0 GFLOPS

FP32 (float)

536.5 GFLOPS

-

FP64 (double)

67.07 GFLOPS

Board Design

39W

TDP

171W

200 W

Suggested PSU

450 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

2x DVI 1x S-Video

None

Power Connectors

2x 6-pin

Graphics Processor

Redwood

GPU Name

GT200B

Redwood LE

GPU Variant

G200-103-B2

TeraScale 2

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

0.627 billion

Transistors

1.4 billion

104 mm²

Die Size

470 mm²

Graphics Features

11.2 (11_0)

DirectX

11.1 (10_0)

4.4

OpenGL

3.3

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

1.3

5.0

Shader Model

4.0

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