AMD Radeon HD 6870 X2 vs NVIDIA GeForce 9300 GS Rev. 2

VS

AMD Radeon HD 6870 X2 NVIDIA GeForce 9300 GS Rev. 2

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6870 X2 and 256MB VRAM GeForce 9300 GS Rev. 2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6870 X2 's Advantages

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (134.4GB/s vs 5.328GB/s)

1104 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6870 X2 +4481%

2.016 TFLOPS

GeForce 9300 GS Rev. 2

0.044 TFLOPS

Radeon HD 6870 X2

VS

GeForce 9300 GS Rev. 2

Graphics Card

Jul 2011

Release Date

Mar 2011

Northern Islands

Generation

GeForce 9

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1050 MHz

Memory Clock

333 MHz

Memory

1024MB

Memory Size

256MB

GDDR5

Memory Type

DDR2

256bit

Memory Bus

64bit

134.4GB/s

Bandwidth

5.328GB/s

Render Config

-

SM Count

2

14

Compute Units

-

1120

Shading Units

16

56

TMUs

8

32

ROPs

4

-

Tensor Cores

-

RT Cores

-

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

-

FP16 (half)

-

2.016 TFLOPS

FP32 (float)

44.86 GFLOPS

-

FP64 (double)

-

Graphics Processor

Barts

GPU Name

GT218S

Barts XT (215-0798000)

GPU Variant

GT218-670-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

Board Design

300W

TDP

Unknown

700 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x HDMI 1x VGA

-

Power Connectors

None

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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