AMD Radeon HD 6870 X2 vs NVIDIA GeForce 205 OEM

VS

AMD Radeon HD 6870 X2

NVIDIA GeForce 205 OEM

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6870 X2 and 512MB VRAM GeForce 205 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6870 X2 's Advantages

Released 1 years and 8 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (134.4GB/s vs 6.400GB/s)

1104 additional rendering cores

NVIDIA GeForce 205 OEM 's Advantages

Lower TDP (31W vs 300W)

Score

Benchmark

FP32 (float)

Radeon HD 6870 X2 +4380%

2.016 TFLOPS

GeForce 205 OEM

0.045 TFLOPS

Radeon HD 6870 X2

VS

GeForce 205 OEM

Graphics Card

Jul 2011

Release Date

Nov 2009

Northern Islands

Generation

GeForce 200

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1050 MHz

Memory Clock

400 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

DDR2

256bit

Memory Bus

64bit

134.4GB/s

Bandwidth

6.400GB/s

Render Config

14

Compute Units

-

SM Count

2

1120

Shading Units

16

56

TMUs

8

32

ROPs

4

-

8 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

32 KB

-

Theoretical Performance

28.80 GPixel/s

Pixel Rate

2.356 GPixel/s

50.40 GTexel/s

Texture Rate

4.712 GTexel/s

-

2.016 TFLOPS

FP32 (float)

44.86 GFLOPS

-

Board Design

300W

TDP

31W

700 W

Suggested PSU

200 W

2x DVI 1x HDMI 1.3a 2x mini-DisplayPort 1.1

Outputs

1x DVI 1x DisplayPort 1x VGA

-

Power Connectors

None

Graphics Processor

Barts

GPU Name

GT218

Barts XT (215-0798000)

GPU Variant

GT218-200-B1

TeraScale 2

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.7 billion

Transistors

0.26 billion

255 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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