AMD Radeon HD 6870 X2 vs NVIDIA GeForce 9500 GT

VS

AMD Radeon HD 6870 X2

NVIDIA GeForce 9500 GT

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6870 X2 and 512MB VRAM GeForce 9500 GT 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 3 years late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (134.4GB/s vs 32.00GB/s)

1088 additional rendering cores

NVIDIA GeForce 9500 GT 's Advantages

Lower TDP (50W vs 300W)

Score

Benchmark

FP32 (float)

Radeon HD 6870 X2 +2000%

2.016 TFLOPS

GeForce 9500 GT

0.096 TFLOPS

Radeon HD 6870 X2

VS

GeForce 9500 GT

Graphics Card

Jul 2011

Release Date

Jul 2008

Northern Islands

Generation

GeForce 9

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1050 MHz

Memory Clock

1000 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

128bit

134.4GB/s

Bandwidth

32.00GB/s

Render Config

14

Compute Units

-

SM Count

4

1120

Shading Units

32

56

TMUs

16

32

ROPs

8

-

8 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

32 KB

-

Theoretical Performance

28.80 GPixel/s

Pixel Rate

4.800 GPixel/s

50.40 GTexel/s

Texture Rate

9.600 GTexel/s

-

2.016 TFLOPS

FP32 (float)

96.00 GFLOPS

-

Board Design

300W

TDP

50W

700 W

Suggested PSU

250 W

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

Outputs

2x DVI 1x S-Video

-

Power Connectors

None

Graphics Processor

Barts

GPU Name

G96

Barts XT (215-0798000)

GPU Variant

-

TeraScale 2

Architecture

Tesla

TSMC

Foundry

UMC

40 nm

Process Size

65 nm

1.7 billion

Transistors

0.314 billion

255 mm²

Die Size

144 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

1.1

5.0

Shader Model

4.0

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